Direct flights from Denver to San Antonio
All flights from DEN to SAT non-stop. There are direct flights from Denver International (DEN), Colorado, USA to San Antonio International (SAT), Texas, USA with United Airlines, Southwest Airlines and Frontier Airlines. 59 weekly departures are currently scheduled on this route. Departure times range from 06:00 to 20:55 depending on the schedule period. The flight distance is 799 miles (1286 km). Flight time ranges from 2 hours and 5 minutes to 2 hours and 30 minutes.
Denver
, USA
Airlines with non-stop routes:
United Airlines
Southwest Airlines
Frontier Airlines
Flight schedule from Denver to San Antonio 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 2026-08-17
Flight schedule from Denver to San Antonio 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 2026-08-17
Flight schedule from Denver to San Antonio 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 2026-08-17
Denver to San Antonio scheduled departures
Select a date to see every published non-stop departure between DEN and SAT.
DEN - SAT route facts
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Distance799 miles (1286 km)
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Flight time2 hours and 5 minutes to 2 hours and 30 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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Arrival terminalsUnited Airlines: Terminal BSouthwest Airlines: Terminal AFrontier Airlines: Terminal A
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AircraftUnited Airlines: Boeing 737-900 Passenger, Boeing 737MAX 8 Passenger, Boeing 737-800 Passenger, Airbus A320, Airbus A319, Boeing 737MAX 9 Passenger and Embraer 175 (Enhanced Winglets)Southwest Airlines: Boeing 737MAX 8 Passenger, Boeing 737-700 Passenger (Scimitar Winglets) and Boeing 737-800 (winglets) Passenger/BBJ2Frontier Airlines: Airbus A320neo, Airbus A321neo, Airbus A321 and Airbus A320
Route FAQ
Direct flights from Denver to TX, USA
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From Denver to Dallas
DFW Dallas Fort Worth International
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DAL Dallas Love Fld
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MAF Midland International
From Denver to El Paso
ELP El Paso International Airport
From Denver to Lubbock
LBB Lubbock International
