diff --git a/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/controller/AICourseController.java b/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/controller/AICourseController.java
index 4554ad81..1f693f92 100644
--- a/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/controller/AICourseController.java
+++ b/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/controller/AICourseController.java
@@ -5,7 +5,6 @@
 import com.umc.yeogi_gal_lae.api.aiCourse.dto.AICourseIdResponse;
 import com.umc.yeogi_gal_lae.api.aiCourse.dto.AICourseItineraryResponse;
 import com.umc.yeogi_gal_lae.api.aiCourse.dto.AICourseResponse;
-import com.umc.yeogi_gal_lae.api.aiCourse.dto.DailyItineraryResponse;
 import com.umc.yeogi_gal_lae.api.aiCourse.repository.AICourseRepository;
 import com.umc.yeogi_gal_lae.api.aiCourse.service.AICourseService;
 import com.umc.yeogi_gal_lae.api.place.domain.Place;
@@ -61,30 +60,17 @@ public Response<AICourseItineraryResponse> getStoredAICourse(
             @PathVariable Long aiCourseId) {
         Optional<AICourse> aiCourseOpt = aiCourseRepository.findById(aiCourseId);
         if (aiCourseOpt.isEmpty()) {
-            return Response.of(ErrorCode.NOT_FOUND, null);
+            return Response.of(ErrorCode.NOT_FOUND);
         }
         AICourse aiCourse = aiCourseOpt.get();
-        // TripPlan 검증: aiCourse에 연결된 TripPlan의 id와 입력받은 tripPlanId가 동일해야 함
         if (!aiCourse.getTripPlan().getId().equals(tripPlanId)) {
-            return Response.of(ErrorCode.NOT_FOUND, null);
+            return Response.of(ErrorCode.NOT_FOUND);
         }
         Map<String, List<Place>> courseMap = aiCourseService.getStoredAICourseById(aiCourseId);
         if (courseMap.isEmpty()) {
-            return Response.of(ErrorCode.NOT_FOUND, null);
+            return Response.of(ErrorCode.NOT_FOUND);
         }
-        // Room 정보
-        String roomName = aiCourse.getTripPlan().getRoom().getName();
-        int totalRoomMember = (aiCourse.getTripPlan().getRoom().getRoomMembers() != null)
-                ? aiCourse.getTripPlan().getRoom().getRoomMembers().size() : 0;
-        // dailyItineraries 변환
-        List<DailyItineraryResponse> dailyItineraries = AICourseConverter.toDailyItineraryResponseList(courseMap);
-
-        // 전체 응답 DTO 생성
-        AICourseItineraryResponse responseDTO = AICourseItineraryResponse.builder()
-                .roomName(roomName)
-                .totalRoomMember(totalRoomMember)
-                .dailyItineraries(dailyItineraries)
-                .build();
+        AICourseItineraryResponse responseDTO = AICourseConverter.toAICourseItineraryResponse(aiCourse, courseMap);
         return Response.of(SuccessCode.OK, responseDTO);
     }
 
diff --git a/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/converter/AICourseConverter.java b/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/converter/AICourseConverter.java
index 7f703b31..9fba6752 100644
--- a/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/converter/AICourseConverter.java
+++ b/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/converter/AICourseConverter.java
@@ -1,10 +1,12 @@
 package com.umc.yeogi_gal_lae.api.aiCourse.converter;
 
 import com.umc.yeogi_gal_lae.api.aiCourse.domain.AICourse;
+import com.umc.yeogi_gal_lae.api.aiCourse.dto.AICourseItineraryResponse;
 import com.umc.yeogi_gal_lae.api.aiCourse.dto.AICourseResponse;
 import com.umc.yeogi_gal_lae.api.aiCourse.dto.DailyItineraryResponse;
 import com.umc.yeogi_gal_lae.api.place.converter.PlaceConverter;
 import com.umc.yeogi_gal_lae.api.place.domain.Place;
+import java.time.format.DateTimeFormatter;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
@@ -12,7 +14,8 @@
 
 public class AICourseConverter {
 
-    public static List<DailyItineraryResponse> toDailyItineraryResponseList(Map<String, List<Place>> courseMap) {
+    public static List<DailyItineraryResponse> toDailyItineraryResponseList(Map<String, List<Place>> courseMap,
+                                                                            String startDate) {
         // 기존의 roomName과 totalRoomMember 정보를 제거하고 day, places만 포함하도록 함
         return courseMap.entrySet().stream()
                 .map(entry -> DailyItineraryResponse.builder()
@@ -31,4 +34,25 @@ public static AICourseResponse toAICourseResponse(AICourse aiCourse) {
                 .roomId(aiCourse.getTripPlan().getRoom().getId())
                 .build();
     }
+
+    public static AICourseItineraryResponse toAICourseItineraryResponse(AICourse aiCourse,
+                                                                        Map<String, List<Place>> courseMap) {
+        // TripPlan의 startDate를 "yyyy-MM-dd" 형식으로 변환
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+        String startDate = aiCourse.getTripPlan().getStartDate().format(formatter);
+
+        // dailyItineraries 생성 (각 DailyItineraryResponse에 startDate 포함)
+        List<DailyItineraryResponse> dailyItineraries = toDailyItineraryResponseList(courseMap, startDate);
+
+        String roomName = aiCourse.getTripPlan().getRoom().getName();
+        int totalRoomMember = (aiCourse.getTripPlan().getRoom().getRoomMembers() != null)
+                ? aiCourse.getTripPlan().getRoom().getRoomMembers().size() : 0;
+
+        return AICourseItineraryResponse.builder()
+                .roomName(roomName)
+                .totalRoomMember(totalRoomMember)
+                .startDate(startDate)
+                .dailyItineraries(dailyItineraries)
+                .build();
+    }
 }
diff --git a/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/dto/AICourseItineraryResponse.java b/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/dto/AICourseItineraryResponse.java
index 0f9381f9..758d7e02 100644
--- a/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/dto/AICourseItineraryResponse.java
+++ b/src/main/java/com/umc/yeogi_gal_lae/api/aiCourse/dto/AICourseItineraryResponse.java
@@ -1,6 +1,5 @@
 package com.umc.yeogi_gal_lae.api.aiCourse.dto;
 
-
 import java.util.List;
 import lombok.Builder;
 import lombok.Getter;
@@ -10,5 +9,6 @@
 public class AICourseItineraryResponse {
     private String roomName;
     private int totalRoomMember;
+    private String startDate;
     private List<DailyItineraryResponse> dailyItineraries;
 }