Detroit to St Louis
DTWSTL
Fly from Detroit to St Louis starting at USD 159 with Frontier Airlines.
Best fare available on May 28, 2026.
Limited seats. Better plans. Book before it's gone.
Detroit to St Louis cheapest flights this week
Detroit to St Louis monthly flight fare trend
May
from USD 159
Jun
No flights
Jul
No flights
Aug
No flights
Sep
No flights
Oct
No flights
Airport Details
Origin
Detroit
Detroit Metropolitan Wayne County Airport (DTW)
Detroit, DTW
Zone
Detroit
Elev
645 ft
Destination
St Louis
St. Louis Lambert International Airport (STL)
St Louis, STL
Zone
Chicago
Elev
618 ft
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