diff --git a/frontend/src/components/pages/travelPlanDetail/TravelPlanDetailPage.tsx b/frontend/src/components/pages/travelPlanDetail/TravelPlanDetailPage.tsx
index a0d51b91..4155588f 100644
--- a/frontend/src/components/pages/travelPlanDetail/TravelPlanDetailPage.tsx
+++ b/frontend/src/components/pages/travelPlanDetail/TravelPlanDetailPage.tsx
@@ -1,6 +1,6 @@
 import { useRef, useState } from "react";
 import ReactGA from "react-ga4";
-import { useLocation, useNavigate } from "react-router-dom";
+import { useNavigate, useParams } from "react-router-dom";
 
 import { useTravelTransformDetailContext } from "@contexts/TravelTransformDetailProvider";
 
@@ -18,7 +18,6 @@ import useLeadingDebounce from "@hooks/useLeadingDebounce";
 import { DEBOUNCED_TIME } from "@constants/debouncedTime";
 import { ROUTE_PATHS_MAP } from "@constants/route";
 
-import { extractLastPath } from "@utils/extractId";
 import getDateRange from "@utils/getDateRange";
 import getDaysAndNights from "@utils/getDaysAndNights";
 import { isUUID } from "@utils/uuid";
@@ -28,8 +27,7 @@ import theme from "@styles/theme";
 import * as S from "./TravelPlanDetailPage.styled";
 
 const TravelPlanDetailPage = () => {
-  const location = useLocation();
-  const id = extractLastPath(location.pathname);
+  const { id = "" } = useParams();
 
   const { onTransformTravelDetail } = useTravelTransformDetailContext();
   const { data, status, error } = useGetTravelPlan(id);
diff --git a/frontend/src/components/pages/travelPlanDetail/TravelPlanTodoItem/TravelPlanTodoItem.tsx b/frontend/src/components/pages/travelPlanDetail/TravelPlanTodoItem/TravelPlanTodoItem.tsx
index 9b725316..9ef4fd66 100644
--- a/frontend/src/components/pages/travelPlanDetail/TravelPlanTodoItem/TravelPlanTodoItem.tsx
+++ b/frontend/src/components/pages/travelPlanDetail/TravelPlanTodoItem/TravelPlanTodoItem.tsx
@@ -19,15 +19,15 @@ const TravelPlanTodoItem = ({ todo }: { todo: TravelPlanTodo }) => {
   return (
     <S.TodoListItemContainer key={todo.id}>
       <Checkbox
-        checked={todo.checked}
+        checked={todo.isChecked}
         onChange={(e) => {
           if (!isUUID(id))
             mutateUpdateTodoStatus({
-              todoId: todo.id as string,
-              checked: e.target.checked,
+              todoId: String(todo.id),
+              isChecked: e.target.checked,
             });
         }}
-        isChecked={todo.checked ?? false}
+        isChecked={todo.isChecked ?? false}
       />
       <Text textType="detail">{todo.content}</Text>
     </S.TodoListItemContainer>
diff --git a/frontend/src/components/pages/travelPlanEdit/TravelPlanEditPage.tsx b/frontend/src/components/pages/travelPlanEdit/TravelPlanEditPage.tsx
index cfa12319..39d20920 100644
--- a/frontend/src/components/pages/travelPlanEdit/TravelPlanEditPage.tsx
+++ b/frontend/src/components/pages/travelPlanEdit/TravelPlanEditPage.tsx
@@ -1,5 +1,5 @@
 import { useEffect, useState } from "react";
-import { useLocation, useNavigate } from "react-router-dom";
+import { useNavigate, useParams } from "react-router-dom";
 
 import { useGetTravelPlan } from "@queries/useGetTravelPlan";
 import { usePutTravelPlan } from "@queries/usePutTravelPlan";
@@ -27,7 +27,6 @@ import { ERROR_MESSAGE_MAP } from "@constants/errorMessage";
 import { FORM_VALIDATIONS_MAP } from "@constants/formValidation";
 import { ROUTE_PATHS_MAP } from "@constants/route";
 
-import { extractID } from "@utils/extractId";
 import { extractUTCDate } from "@utils/extractUTCDate";
 
 import * as S from "./TravelPlanEditPage.styled";
@@ -35,8 +34,7 @@ import * as S from "./TravelPlanEditPage.styled";
 const TravelPlanEditPage = () => {
   const navigate = useNavigate();
 
-  const location = useLocation();
-  const id = extractID(location.pathname);
+  const { id = "" } = useParams();
 
   const { data, status, error, isLoading } = useGetTravelPlan(id);
 
@@ -89,9 +87,9 @@ const TravelPlanEditPage = () => {
         id: Number(id),
       },
       {
-        onSuccess: (data) => {
+        onSuccess: () => {
           handleCloseBottomSheet();
-          navigate(ROUTE_PATHS_MAP.travelPlan(data?.data?.id));
+          navigate(ROUTE_PATHS_MAP.travelPlan(id));
         },
       },
     );
diff --git a/frontend/src/components/pages/travelPlanRegister/PlaceTodoListItem/PlaceTodoListItem.tsx b/frontend/src/components/pages/travelPlanRegister/PlaceTodoListItem/PlaceTodoListItem.tsx
index 7c6f3c1b..d8c0004e 100644
--- a/frontend/src/components/pages/travelPlanRegister/PlaceTodoListItem/PlaceTodoListItem.tsx
+++ b/frontend/src/components/pages/travelPlanRegister/PlaceTodoListItem/PlaceTodoListItem.tsx
@@ -16,7 +16,7 @@ const PlaceTodoListItem = ({ todo, onChangeContent, onDeleteTodo }: PlaceTodoLis
   return (
     <S.Layout>
       <S.ToDoListItemContainer>
-        <Checkbox readOnly isChecked={todo?.checked ?? false} />
+        <Checkbox readOnly isChecked={todo?.isChecked ?? false} />
         <Input
           value={todo?.content}
           placeholder="할 일을 입력해주세요."
diff --git a/frontend/src/components/pages/travelPlanRegister/TravelPlanRegisterPage.tsx b/frontend/src/components/pages/travelPlanRegister/TravelPlanRegisterPage.tsx
index 00b4f6bf..6b5dd759 100644
--- a/frontend/src/components/pages/travelPlanRegister/TravelPlanRegisterPage.tsx
+++ b/frontend/src/components/pages/travelPlanRegister/TravelPlanRegisterPage.tsx
@@ -30,6 +30,7 @@ import { ERROR_MESSAGE_MAP } from "@constants/errorMessage";
 import { FORM_VALIDATIONS_MAP } from "@constants/formValidation";
 import { ROUTE_PATHS_MAP } from "@constants/route";
 
+import { extractLastPath } from "@utils/extractId";
 import { extractUTCDate } from "@utils/extractUTCDate";
 
 import * as S from "./TravelPlanRegisterPage.styled";
@@ -77,11 +78,11 @@ const TravelPlanRegisterPage = () => {
     const travelPlanPayload = { title, startDate: extractUTCDate(startDate), days: travelPlanDays };
 
     mutateTravelPlanRegister(travelPlanPayload, {
-      onSuccess: (data) => {
-        const travelPlanId = data?.data?.id;
+      onSuccess: ({ headers: { location } }) => {
+        const id = extractLastPath(location);
 
         handleCloseBottomSheet();
-        navigate(ROUTE_PATHS_MAP.travelPlan(travelPlanId));
+        navigate(ROUTE_PATHS_MAP.travelPlan(id));
       },
     });
   };
diff --git a/frontend/src/components/pages/travelogueDetail/TravelogueDetailPage.tsx b/frontend/src/components/pages/travelogueDetail/TravelogueDetailPage.tsx
index 3d3b5e8d..e04744fb 100644
--- a/frontend/src/components/pages/travelogueDetail/TravelogueDetailPage.tsx
+++ b/frontend/src/components/pages/travelogueDetail/TravelogueDetailPage.tsx
@@ -1,6 +1,6 @@
 import { useRef, useState } from "react";
 import ReactGA from "react-ga4";
-import { useLocation, useNavigate } from "react-router-dom";
+import { useNavigate, useParams } from "react-router-dom";
 
 import { useTravelTransformDetailContext } from "@contexts/TravelTransformDetailProvider";
 
@@ -30,7 +30,6 @@ import { DEBOUNCED_TIME } from "@constants/debouncedTime";
 import { ERROR_MESSAGE_MAP } from "@constants/errorMessage";
 import { ROUTE_PATHS_MAP } from "@constants/route";
 
-import { extractID } from "@utils/extractId";
 import getDaysAndNights from "@utils/getDaysAndNights";
 
 import theme from "@styles/theme";
@@ -39,8 +38,7 @@ import { SEMANTIC_COLORS } from "@styles/tokens";
 import * as S from "./TravelogueDetailPage.styled";
 
 const TravelogueDetailPage = () => {
-  const location = useLocation();
-  const id = extractID(location.pathname);
+  const { id = "" } = useParams();
 
   const { user } = useUser();
 
diff --git a/frontend/src/components/pages/travelogueEdit/TravelogueEditPage.tsx b/frontend/src/components/pages/travelogueEdit/TravelogueEditPage.tsx
index ab34ec47..b4cade1b 100644
--- a/frontend/src/components/pages/travelogueEdit/TravelogueEditPage.tsx
+++ b/frontend/src/components/pages/travelogueEdit/TravelogueEditPage.tsx
@@ -1,5 +1,5 @@
 import { useEffect, useRef, useState } from "react";
-import { useLocation, useNavigate } from "react-router-dom";
+import { useNavigate, useParams } from "react-router-dom";
 
 import { usePostUploadImages } from "@queries/index";
 import { useGetTravelogue } from "@queries/useGetTravelogue";
@@ -32,7 +32,6 @@ import { ERROR_MESSAGE_MAP } from "@constants/errorMessage";
 import { FORM_VALIDATIONS_MAP } from "@constants/formValidation";
 import { ROUTE_PATHS_MAP } from "@constants/route";
 
-import { extractID } from "@utils/extractId";
 import resizeAndConvertImage from "@utils/resizeAndConvertImage";
 
 import * as S from "./TravelogueEditPage.styled";
@@ -40,8 +39,7 @@ import * as S from "./TravelogueEditPage.styled";
 const TravelogueEditPage = () => {
   const navigate = useNavigate();
 
-  const location = useLocation();
-  const id = extractID(location.pathname);
+  const { id = "" } = useParams();
 
   const { data } = useGetTravelogue(id);
 
@@ -115,9 +113,9 @@ const TravelogueEditPage = () => {
         id: Number(id),
       },
       {
-        onSuccess: (data) => {
+        onSuccess: () => {
           handleCloseBottomSheet();
-          navigate(ROUTE_PATHS_MAP.travelogue(data?.data?.id));
+          navigate(ROUTE_PATHS_MAP.travelogue(id));
         },
       },
     );
diff --git a/frontend/src/components/pages/travelogueRegister/TravelogueRegisterPage.tsx b/frontend/src/components/pages/travelogueRegister/TravelogueRegisterPage.tsx
index b3d44bc1..2e2127ae 100644
--- a/frontend/src/components/pages/travelogueRegister/TravelogueRegisterPage.tsx
+++ b/frontend/src/components/pages/travelogueRegister/TravelogueRegisterPage.tsx
@@ -32,6 +32,7 @@ import { ERROR_MESSAGE_MAP } from "@constants/errorMessage";
 import { FORM_VALIDATIONS_MAP } from "@constants/formValidation";
 import { ROUTE_PATHS_MAP } from "@constants/route";
 
+import { extractLastPath } from "@utils/extractId";
 import getInitialTravelTitle from "@utils/getInitialTravelTitle";
 import resizeAndConvertImage from "@utils/resizeAndConvertImage";
 
@@ -116,9 +117,11 @@ const TravelogueRegisterPage = () => {
         days: travelogueDays,
       },
       {
-        onSuccess: (data) => {
+        onSuccess: ({ headers: { location } }) => {
+          const id = extractLastPath(location);
+
           handleCloseBottomSheet();
-          navigate(ROUTE_PATHS_MAP.travelogue(data?.data?.id));
+          navigate(ROUTE_PATHS_MAP.travelogue(id));
         },
       },
     );
diff --git a/frontend/src/hooks/pages/useTravelPlanDays.ts b/frontend/src/hooks/pages/useTravelPlanDays.ts
index b85a5516..6e2a297e 100644
--- a/frontend/src/hooks/pages/useTravelPlanDays.ts
+++ b/frontend/src/hooks/pages/useTravelPlanDays.ts
@@ -111,7 +111,7 @@ export const useTravelPlanDays = (days: TravelTransformPlaces[]) => {
         const travelPlanPlace = previousTravelPlanDays[dayIndex]?.places[placeIndex];
 
         if (travelPlanPlace) {
-          travelPlanPlace.todos?.push({ id: uuidv4(), content: "", checked: false });
+          travelPlanPlace.todos?.push({ id: uuidv4(), content: "", isChecked: false });
         }
       });
     },
diff --git a/frontend/src/mocks/data/travelPlan.json b/frontend/src/mocks/data/travelPlan.json
index fe336226..5028711d 100644
--- a/frontend/src/mocks/data/travelPlan.json
+++ b/frontend/src/mocks/data/travelPlan.json
@@ -21,13 +21,13 @@
                 "id": 0,
                 "content": "입장권 구매",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "해설사 예약",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -43,13 +43,13 @@
                 "id": 0,
                 "content": "한복 대여",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "전통찻집 방문",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -71,13 +71,13 @@
                 "id": 0,
                 "content": "전망대 티켓 구매",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "사랑의 자물쇠 걸기",
                 "order": 1,
-                "checked": true
+                "isChecked": true
               }
             ]
           },
@@ -93,13 +93,13 @@
                 "id": 0,
                 "content": "화장품 쇼핑",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "길거리 음식 맛보기",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -129,13 +129,13 @@
                 "id": 0,
                 "content": "비치타월 준비",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "서핑 보드 대여",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -151,13 +151,13 @@
                 "id": 0,
                 "content": "야경 촬영",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "바다 산책",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -179,13 +179,13 @@
                 "id": 0,
                 "content": "전망대 방문",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "케이블카 타기",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -201,13 +201,13 @@
                 "id": 0,
                 "content": "회 구매",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "수산물 구경",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -237,13 +237,13 @@
                 "id": 0,
                 "content": "등산 준비물 체크",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "정상에서 사진 촬영",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -259,13 +259,13 @@
                 "id": 0,
                 "content": "일출 시간 확인",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "드론 촬영 준비",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -287,13 +287,13 @@
                 "id": 0,
                 "content": "폭포 근처에서 사진 촬영",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "산책로 걷기",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -309,13 +309,13 @@
                 "id": 0,
                 "content": "동굴 입구에서 기념사진 촬영",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "동굴 내부 탐방",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -345,13 +345,13 @@
                 "id": 0,
                 "content": "사찰 입장권 구매",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "석탑 관람",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -367,13 +367,13 @@
                 "id": 0,
                 "content": "천문대 관람",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "주변 공원 산책",
                 "order": 1,
-                "checked": true
+                "isChecked": true
               }
             ]
           }
@@ -395,13 +395,13 @@
                 "id": 0,
                 "content": "신라 유물 관람",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "기념품 구매",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -417,13 +417,13 @@
                 "id": 0,
                 "content": "불상 참배",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "주변 경관 감상",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -453,13 +453,13 @@
                 "id": 0,
                 "content": "한옥 체험",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "전통 음식 맛보기",
                 "order": 1,
-                "checked": true
+                "isChecked": true
               }
             ]
           },
@@ -475,13 +475,13 @@
                 "id": 0,
                 "content": "왕실 유물 관람",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "기념 사진 촬영",
                 "order": 1,
-                "checked": true
+                "isChecked": true
               }
             ]
           }
@@ -503,13 +503,13 @@
                 "id": 0,
                 "content": "동물 구경",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "놀이 기구 타기",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -525,13 +525,13 @@
                 "id": 0,
                 "content": "비빔밥 맛보기",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "전통 음식 구매",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -561,13 +561,13 @@
                 "id": 0,
                 "content": "입장권 구매",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "해설사 예약",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -583,13 +583,13 @@
                 "id": 0,
                 "content": "한복 대여",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "전통찻집 방문",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -611,13 +611,13 @@
                 "id": 0,
                 "content": "전망대 티켓 구매",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "사랑의 자물쇠 걸기",
                 "order": 1,
-                "checked": true
+                "isChecked": true
               }
             ]
           },
@@ -633,13 +633,13 @@
                 "id": 0,
                 "content": "화장품 쇼핑",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "길거리 음식 맛보기",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -661,13 +661,13 @@
                 "id": 0,
                 "content": "전통 공예품 구매",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "한식당 예약",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -683,13 +683,13 @@
                 "id": 0,
                 "content": "궁궐 투어",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "후원 방문",
                 "order": 1,
-                "checked": true
+                "isChecked": true
               }
             ]
           }
@@ -711,13 +711,13 @@
                 "id": 0,
                 "content": "한옥 체험",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "전통 공연 관람",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -733,13 +733,13 @@
                 "id": 0,
                 "content": "글로벌 음식 맛보기",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "쇼핑",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -769,13 +769,13 @@
                 "id": 0,
                 "content": "입장권 구매",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "해설사 예약",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -791,13 +791,13 @@
                 "id": 0,
                 "content": "한복 대여",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "전통찻집 방문",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -819,13 +819,13 @@
                 "id": 0,
                 "content": "전망대 티켓 구매",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "사랑의 자물쇠 걸기",
                 "order": 1,
-                "checked": true
+                "isChecked": true
               }
             ]
           },
@@ -841,13 +841,13 @@
                 "id": 0,
                 "content": "화장품 쇼핑",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "길거리 음식 맛보기",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -869,13 +869,13 @@
                 "id": 0,
                 "content": "비치타월 준비",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "서핑 보드 대여",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -891,13 +891,13 @@
                 "id": 0,
                 "content": "야경 촬영",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "바다 산책",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
@@ -919,13 +919,13 @@
                 "id": 0,
                 "content": "사찰 입장권 구매",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "석탑 관람",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -941,13 +941,13 @@
                 "id": 0,
                 "content": "천문대 관람",
                 "order": 0,
-                "checked": false
+                "isChecked": false
               },
               {
                 "id": 1,
                 "content": "주변 공원 산책",
                 "order": 1,
-                "checked": true
+                "isChecked": true
               }
             ]
           }
@@ -969,13 +969,13 @@
                 "id": 0,
                 "content": "일출 시간 확인",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "드론 촬영 준비",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           },
@@ -991,13 +991,13 @@
                 "id": 0,
                 "content": "폭포 근처에서 사진 촬영",
                 "order": 0,
-                "checked": true
+                "isChecked": true
               },
               {
                 "id": 1,
                 "content": "산책로 걷기",
                 "order": 1,
-                "checked": false
+                "isChecked": false
               }
             ]
           }
diff --git a/frontend/src/queries/usePatchTravelPlanTodo.ts b/frontend/src/queries/usePatchTravelPlanTodo.ts
index f6f99bee..7e973369 100644
--- a/frontend/src/queries/usePatchTravelPlanTodo.ts
+++ b/frontend/src/queries/usePatchTravelPlanTodo.ts
@@ -13,7 +13,7 @@ import { QUERY_KEYS_MAP } from "@constants/queryKey";
 
 interface PatchTodoParams {
   todoId: string;
-  checked: boolean;
+  isChecked: boolean;
 }
 
 export const usePatchTravelPlanTodo = (travelPlanId: string) => {
@@ -24,8 +24,8 @@ export const usePatchTravelPlanTodo = (travelPlanId: string) => {
     PatchTodoParams,
     unknown
   >({
-    mutationFn: ({ todoId, checked }) =>
-      authClient.patch(API_ENDPOINT_MAP.todos(todoId), { checked }),
+    mutationFn: ({ todoId, isChecked }) =>
+      authClient.patch(API_ENDPOINT_MAP.todos(todoId), { isChecked }),
     onSuccess: () => {
       queryClient.invalidateQueries({
         queryKey: QUERY_KEYS_MAP.travelPlan.detail(travelPlanId),
diff --git a/frontend/src/queries/usePostTravelPlan.ts b/frontend/src/queries/usePostTravelPlan.ts
index 6fa42108..329c8b0d 100644
--- a/frontend/src/queries/usePostTravelPlan.ts
+++ b/frontend/src/queries/usePostTravelPlan.ts
@@ -24,22 +24,6 @@ export const usePostTravelPlan = () => {
     mutationFn: (travelPlan: TravelPlanPayload) =>
       authClient.post(API_ENDPOINT_MAP.travelPlans, {
         ...travelPlan,
-        days: travelPlan.days.map((day) => {
-          return {
-            ...day,
-            places: day.places.map((place) => {
-              return {
-                ...place,
-                todos: place.todos?.map((todo) => {
-                  return {
-                    ...todo,
-                    isChecked: todo.checked,
-                  };
-                }),
-              };
-            }),
-          };
-        }),
       }),
     onSuccess: () => {
       queryClient.invalidateQueries({
diff --git a/frontend/src/queries/usePutTravelPlan.ts b/frontend/src/queries/usePutTravelPlan.ts
index 0b25dece..a401da69 100644
--- a/frontend/src/queries/usePutTravelPlan.ts
+++ b/frontend/src/queries/usePutTravelPlan.ts
@@ -28,22 +28,6 @@ export const usePutTravelPlan = () => {
     mutationFn: ({ travelPlan, id }) =>
       authClient.put(API_ENDPOINT_MAP.travelPlanDetail(id), {
         ...travelPlan,
-        days: travelPlan.days.map((day) => {
-          return {
-            ...day,
-            places: day.places.map((place) => {
-              return {
-                ...place,
-                todos: place.todos?.map((todo) => {
-                  return {
-                    ...todo,
-                    isChecked: todo.checked,
-                  };
-                }),
-              };
-            }),
-          };
-        }),
       }),
     onSuccess: () => {
       queryClient.invalidateQueries({
diff --git a/frontend/src/types/domain/travelPlan.ts b/frontend/src/types/domain/travelPlan.ts
index f502281b..08da88bf 100644
--- a/frontend/src/types/domain/travelPlan.ts
+++ b/frontend/src/types/domain/travelPlan.ts
@@ -4,7 +4,7 @@ export interface TravelPlanTodo {
   id: number | string;
   content: string;
   order?: number;
-  checked?: boolean;
+  isChecked?: boolean;
 }
 export interface TravelPlanPlace {
   id: string;