Cheapest return flights from St. Louis to Dallas-Fort Worth in March from $384

AirHint found the following cheapest return flights from St. Louis (STL) to Dallas-Fort Worth (DFW) in March 2026 (see full year).

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.