American Airlines and Frontier Airlines operate nonstop flights from St Louis (STL) to Dallas-Fort Worth (DFW). The nonstop flight takes around ~1h 6m, covering 550 miles (885 km). Updated 28 June 2026.
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Yes, American Airlines and Frontier Airlines operate nonstop flights from St Louis (STL) to Dallas-Fort Worth (DFW).
American Airlines, Frontier Airlines operate nonstop flights from St Louis to Dallas-Fort Worth.
The nonstop flight from St Louis to Dallas-Fort Worth takes ~1h 6m (approximately 885 km).