St Louis to Detroit

STLDTW

Fly from St Louis to Detroit starting at USD 120 with American Airlines.Best fare available on Sep 10, 2026.Limited seats. Better plans. Book before it's gone.

St Louis to Detroit cheapest flights this week

18 Aug
Southwest Airlines
11:10STL
12:40DTW
DirectUSD 122VIEW DEAL
21 Aug
Frontier Airlines
18:17STL
00:04DTW
1 StopUSD 156VIEW DEAL
22 Aug
Frontier Airlines
17:02STL
07:54DTW
1 StopUSD 164VIEW DEAL
23 Aug
Frontier Airlines
17:02STL
07:54DTW
1 StopUSD 183VIEW DEAL
26 Aug
American Airlines
09:32STL
14:00DTW
1 StopUSD 337VIEW DEAL
10 Sept
American Airlines
05:00STL
08:47DTW
1 StopUSD 120VIEW DEAL

St Louis to Detroit monthly flight fare trend

Aug
from USD 122
Sep
from USD 120
Oct
No flights
Nov
No flights
Dec
No flights
Jan
No flights

Airport Details

Origin

St Louis

St. Louis Lambert International Airport (STL)

St Louis, STL
Zone

Chicago

Elev

618 ft

Destination

Detroit

Detroit Metropolitan Wayne County Airport (DTW)

Detroit, DTW
Zone

Detroit

Elev

645 ft

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