Flights to Southwest Illinois from Detroit - ￥8,790

View ￥8,790 flight on Fri, Aug 8, 2025Opens in a new window

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Cheap Flights from Detroit to Southwest Illinois (DTT-STL)

Prices were available within the past 7 days and start at ￥8,790 for one-way flights and ￥17,580 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Aug 8 - Sun, Aug 10
DTW
Detroit
STL
St. Louis
￥17,580 Roundtrip, found 23 hours ago
￥17,580
Roundtrip
found 23 hours ago
Select Delta flight, departing Fri, Aug 8 from Detroit to St. Louis, returning Sun, Aug 10, priced at ￥17,580 found 23 hours ago
Delta
Fri, Aug 8 - Sun, Aug 10
DTW
Detroit
STL
St. Louis
￥22,070 Roundtrip, found 23 hours ago
￥22,070
Roundtrip
found 23 hours ago
Select Delta flight, departing Fri, Aug 8 from Detroit to St. Louis, returning Sun, Aug 10, priced at ￥22,070 found 23 hours ago
Delta
Fri, Aug 8 - Sun, Aug 10
DTW
Detroit
STL
St. Louis
￥22,330 Roundtrip, found 23 hours ago
￥22,330
Roundtrip
found 23 hours ago
Select Delta flight, departing Fri, Aug 8 from Detroit to St. Louis, returning Sun, Aug 10, priced at ￥22,330 found 23 hours ago
American Airlines
Fri, Aug 8 - Sun, Aug 10
DTW
Detroit
STL
St. Louis
￥27,080 Roundtrip, found 23 hours ago
￥27,080
Roundtrip
found 23 hours ago
Select American Airlines flight, departing Fri, Aug 8 from Detroit to St. Louis, returning Sun, Aug 10, priced at ￥27,080 found 23 hours ago
Delta
Fri, Aug 8 - Sun, Aug 10
DTW
Detroit
STL
St. Louis
￥27,580 Roundtrip, found 23 hours ago
￥27,580
Roundtrip
found 23 hours ago
Select Delta flight, departing Fri, Aug 8 from Detroit to St. Louis, returning Sun, Aug 10, priced at ￥27,580 found 23 hours ago
United
Sun, Aug 3 - Fri, Aug 8
FNT
Flint
STL
St. Louis
￥61,400 Roundtrip, found 4 days ago
￥61,400
Roundtrip
found 4 days ago
Select United flight, departing Sun, Aug 3 from Flint to St. Louis, returning Fri, Aug 8, priced at ￥61,400 found 4 days ago
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