Cheapest one-way flights from St. Louis to Detroit in August from $30

AirHint found the following cheapest one-way flights from St. Louis (STL) to Detroit (DTW) in August 2025 (see full year).

One-Way flights

07 Aug Spirit Airlines direct
04 Aug Spirit Airlines direct
14 Aug Spirit Airlines direct
31 Aug Spirit Airlines direct
10 Aug Spirit Airlines direct
08 Aug Spirit Airlines direct
01 Aug Spirit Airlines direct
03 Aug Spirit Airlines direct

Also check the deals for return flights from St. Louis to Detroit in August.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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