Cheap flights from St. Louis to Southeastern Michigan

View AU$92 flight on Fri, 22 Aug. 2025Opens in a new window

Popular airlines from St. Louis to Southeastern Michigan

  • American Airlines

    American Airlines

  • Alaska Airlines

    Alaska Airlines

  • Delta

    Delta

  • United

    United

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Cheap Flights from St. Louis (STL) to Southeastern Michigan (DTT)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, 7 Aug. - Sun, 10 Aug.
STL
St. Louis
DTW
Detroit
AU$325 Return, found 19 hours ago
AU$325
Return
found 19 hours ago
Select Delta flight, departing Thu, 7 Aug. from St. Louis to Detroit, returning Sun, 10 Aug., priced at AU$325 found 19 hours ago
Delta
Thu, 7 Aug. - Sun, 10 Aug.
STL
St. Louis
DTW
Detroit
AU$371 Return, found 19 hours ago
AU$371
Return
found 19 hours ago
Select Delta flight, departing Thu, 7 Aug. from St. Louis to Detroit, returning Sun, 10 Aug., priced at AU$371 found 19 hours ago
United
Thu, 7 Aug. - Sun, 10 Aug.
STL
St. Louis
DTW
Detroit
AU$600 Return, found 19 hours ago
AU$600
Return
found 19 hours ago
Select United flight, departing Thu, 7 Aug. from St. Louis to Detroit, returning Sun, 10 Aug., priced at AU$600 found 19 hours ago
Southern Airways Express
Thu, 7 Aug. - Sun, 10 Aug.
STL
St. Louis
DTW
Detroit
AU$608 Return, found 19 hours ago
AU$608
Return
found 19 hours ago
Select Southern Airways Express flight, departing Thu, 7 Aug. from St. Louis to Detroit, returning Sun, 10 Aug., priced at AU$608 found 19 hours ago
American Airlines
Thu, 7 Aug. - Sun, 10 Aug.
STL
St. Louis
DTW
Detroit
AU$629 Return, found 19 hours ago
AU$629
Return
found 19 hours ago
Select American Airlines flight, departing Thu, 7 Aug. from St. Louis to Detroit, returning Sun, 10 Aug., priced at AU$629 found 19 hours ago
Alaska Airlines
Thu, 7 Aug. - Sun, 10 Aug.
STL
St. Louis
DTW
Detroit
AU$2,167 Return, found 19 hours ago
AU$2,167
Return
found 19 hours ago
Select Alaska Airlines flight, departing Thu, 7 Aug. from St. Louis to Detroit, returning Sun, 10 Aug., priced at AU$2,167 found 19 hours ago

Find the cheapest month to fly from St. Louis (STL) to Detroit (DTW)

October is typically the cheapest month to fly

From AU$92 - AU$571 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.