Direct flights from San Antonio to Denver
All flights from SAT to DEN non-stop. There are direct flights from San Antonio International (SAT), Texas, USA to Denver International (DEN), Colorado, USA with United Airlines, Southwest Airlines and Frontier Airlines. 63 weekly departures are currently scheduled on this route. Departure times range from 05:20 to 20:47 depending on the schedule period. The flight distance is 799 miles (1286 km). Flight time ranges from 2 hours and 10 minutes to 2 hours and 34 minutes.
San Antonio
, USA
Airlines with non-stop routes:
United Airlines
Southwest Airlines
Frontier Airlines
Flight schedule from San Antonio to Denver with United Airlines
This is a weekly direct flight schedule for United Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-09-28
Flight schedule from San Antonio to Denver with Southwest Airlines
This is a weekly direct flight schedule for Southwest Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-09-28
Flight schedule from San Antonio to Denver with Frontier Airlines
This is a weekly direct flight schedule for Frontier Airlines. Use the arrows or click on the date to change week. Click on any flight departure time to show more information and check availability.
Flight
The timetable & schedule information was updated at 2026-09-28
San Antonio to Denver scheduled departures
Select a date to see every published non-stop departure between SAT and DEN.
SAT - DEN route facts
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Distance799 miles (1286 km)
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Flight time2 hours and 10 minutes to 2 hours and 34 minutes
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Airlines United Southwest Frontier
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Airline alliancesStar Alliance Low-cost carrier
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CabinsEconomy Business First
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Hub airportsUnited Airlines: DEN
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Departure terminalsUnited Airlines: Terminal BSouthwest Airlines: Terminal AFrontier Airlines: Terminal A
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AircraftUnited Airlines: Boeing 737-800 Passenger, Embraer 175 (Enhanced Winglets), Boeing 737MAX 9 Passenger, Airbus A319, Boeing 737-900 Passenger, Boeing 737MAX 8 Passenger and Airbus A320Southwest Airlines: Boeing 737MAX 8 Passenger, Boeing 737-700 Passenger (Scimitar Winglets) and Boeing 737-800 (winglets) Passenger/BBJ2Frontier Airlines: Airbus A320neo, Airbus A321neo and Airbus A321
Route FAQ
Direct flights from San Antonio to CO, USA
From San Antonio to Colorado Springs
COS City Of Colorado Springs Muni
