Cheapest return flights from St. Louis to Dallas-Fort Worth in August from $78

AirHint found the following cheapest return flights from St. Louis (STL) to Dallas-Fort Worth (DFW) in August 2025 (see full year).

Return flights

14 Aug - 21 Aug Frontier Airlines direct
14 Aug - 28 Aug Frontier Airlines direct
07 Aug - 10 Aug Frontier Airlines direct
28 Aug - 01 Sep Frontier Airlines
04 Aug - 14 Aug Frontier Airlines
05 Aug - 13 Aug Southwest Airlines direct
02 Aug - 09 Aug Southwest Airlines direct
09 Aug - 13 Aug American Airlines direct
07 Aug - 11 Aug Frontier Airlines
05 Aug - 14 Aug Frontier Airlines
04 Aug - 13 Aug Southwest Airlines direct
28 Aug - 01 Sep American Airlines direct
29 Aug - 01 Sep American Airlines direct
21 Aug - 11 Sep Spirit Airlines
28 Aug - 11 Sep Spirit Airlines
29 Aug - 11 Sep Spirit Airlines
14 Aug - 01 Sep Spirit Airlines
21 Aug - 01 Sep Spirit Airlines

Also check the deals for one-way flights from St. Louis to Dallas-Fort Worth 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.

Book a cheap hotel in Dallas-Fort Worth

Cheap car rent in Dallas-Fort Worth

Feel free to contact us with any feedback or request another flight research.