Direct flights from Austin to Denver AUS → DEN
Delta Air Lines, Frontier Airlines, Southwest Airlines and United Airlines operate nonstop flights from Austin (AUS) to Denver (DEN). The nonstop flight takes around ~1h 34m, covering 776 miles (1,249 km). Updated 28 June 2026.
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Delta Air Lines
DL
Frontier Airlines
F9
Southwest Airlines
WN
United Airlines
UA
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Frequently asked questions
Is there a direct flight from Austin to Denver?
Yes, Delta Air Lines, Frontier Airlines and 2 more airlines operate nonstop flights from Austin (AUS) to Denver (DEN).
Which airlines fly direct from Austin to Denver?
Delta Air Lines, Frontier Airlines, Southwest Airlines, United Airlines operate nonstop flights from Austin to Denver.
How long is the flight from Austin to Denver?
The nonstop flight from Austin to Denver takes ~1h 34m (approximately 1249 km).