diff --git a/api/database/users.py b/api/database/users.py
index 046d61a..b439961 100644
--- a/api/database/users.py
+++ b/api/database/users.py
@@ -4,7 +4,7 @@ from bson import ObjectId
 from fastapi import HTTPException
 
 from database.utils import user_helper, create_user_helper, system_user_helper
-from .db import user_collection
+from .db import user_collection, flight_collection
 from routes.utils import get_hashed_password
 from schemas.user import UserDisplaySchema, UserCreateSchema, UserSystemSchema, AuthLevel
 
@@ -84,7 +84,7 @@ async def get_user_system_info(username: str) -> UserSystemSchema:
 
 async def delete_user(id: str) -> UserDisplaySchema:
     """
-    Delete given user from the database
+    Delete given user and all associated flights from the database
 
     :param id: ID of user to delete
     :return: Information of deleted user
@@ -95,6 +95,10 @@ async def delete_user(id: str) -> UserDisplaySchema:
         raise HTTPException(404, "User not found")
 
     await user_collection.delete_one({"_id": ObjectId(id)})
+
+    # Delete all flights associated with user
+    await flight_collection.delete_many({"user": ObjectId(id)})
+
     return UserDisplaySchema(**user_helper(user))
 
 
diff --git a/api/routes/flights.py b/api/routes/flights.py
index 5c60c2c..8ac71f2 100644
--- a/api/routes/flights.py
+++ b/api/routes/flights.py
@@ -13,7 +13,8 @@ router = APIRouter()
 logger = logging.getLogger("flights")
 
 
-@router.get('/', summary="Get flights logged by the currently logged-in user", status_code=200)
+@router.get('/', summary="Get flights logged by the currently logged-in user", status_code=200,
+            response_model=list[FlightConciseSchema])
 async def get_flights(user: UserDisplaySchema = Depends(get_current_user)) -> list[FlightConciseSchema]:
     """
     Get a list of the flights logged by the currently logged-in user
@@ -26,7 +27,7 @@ async def get_flights(user: UserDisplaySchema = Depends(get_current_user)) -> li
 
 
 @router.get('/all', summary="Get all flights logged by all users", status_code=200,
-            dependencies=[Depends(admin_required)])
+            dependencies=[Depends(admin_required)], response_model=list[FlightConciseSchema])
 async def get_all_flights() -> list[FlightConciseSchema]:
     """
     Get a list of all flights logged by any user
@@ -39,7 +40,7 @@ async def get_all_flights() -> list[FlightConciseSchema]:
 
 @router.get('/{flight_id}', summary="Get details of a given flight", response_model=FlightDisplaySchema,
             status_code=200)
-async def get_flight(flight_id: str, user: UserDisplaySchema = Depends(get_current_user)):
+async def get_flight(flight_id: str, user: UserDisplaySchema = Depends(get_current_user)) -> FlightDisplaySchema:
     """
     Get all details of a given flight
 
@@ -56,7 +57,7 @@ async def get_flight(flight_id: str, user: UserDisplaySchema = Depends(get_curre
 
 
 @router.post('/', summary="Add a flight logbook entry", status_code=200)
-async def add_flight(flight_body: FlightCreateSchema, user: UserDisplaySchema = Depends(get_current_user)):
+async def add_flight(flight_body: FlightCreateSchema, user: UserDisplaySchema = Depends(get_current_user)) -> dict:
     """
     Add a flight logbook entry
 
@@ -89,13 +90,13 @@ async def update_flight(flight_id: str, flight_body: FlightCreateSchema,
         logger.info("Attempted access to unauthorized flight by %s", user.username)
         raise HTTPException(403, "Unauthorized access")
 
-    updated_flight = await db.update_flight(flight_body, flight_id)
+    updated_flight_id = await db.update_flight(flight_body, flight_id)
 
-    return str(updated_flight)
+    return str(updated_flight_id)
 
 
-@router.delete('/{flight_id}', summary="Delete the given flight", status_code=200)
-async def delete_flight(flight_id: str, user: UserDisplaySchema = Depends(get_current_user)):
+@router.delete('/{flight_id}', summary="Delete the given flight", status_code=200, response_model=FlightDisplaySchema)
+async def delete_flight(flight_id: str, user: UserDisplaySchema = Depends(get_current_user)) -> FlightDisplaySchema:
     """
     Delete the given flight
 
diff --git a/api/routes/users.py b/api/routes/users.py
index 1d944d5..51e722f 100644
--- a/api/routes/users.py
+++ b/api/routes/users.py
@@ -41,7 +41,7 @@ async def add_user(body: UserCreateSchema) -> dict:
 
 @router.delete('/{user_id}', summary="Delete given user and all associated flights", status_code=200,
                dependencies=[Depends(admin_required)])
-async def remove_user(user_id: str) -> None:
+async def remove_user(user_id: str) -> UserDisplaySchema:
     """
     Delete given user from database along with all flights associated with said user
 
@@ -54,12 +54,8 @@ async def remove_user(user_id: str) -> None:
     if not deleted:
         logger.info("Attempt to delete nonexistent user %s", user_id)
         raise HTTPException(401, "User does not exist")
-    # except ValidationError:
-    #     logger.debug("Invalid user delete request")
-    #     raise HTTPException(400, "Invalid user")
 
-    # Delete all flights associated with the user TODO
-    # Flight.objects(user=user_id).delete()
+    return deleted
 
 
 @router.get('/', summary="Get a list of all users", status_code=200, response_model=list[UserDisplaySchema],