Southwest Airlines
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San Antonio International Airport
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Denver International Airport
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Scan through all non-stop flights from San Antonio to Denver. The full flight schedule below gives an overview of all non-stop flights from SAT to DEN, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
The Mediterranean regions near Denver are known for their warm, arid summers, where temperatures often go beyond 30°C (86°F). In some inland spots, the heat can climb even higher, sometimes reaching 40°C (104°F) or more. The winters are pleasantly mild, accompanied by some rainfall. This lovely climate, paired with breathtaking landscapes and bright, sunny days attract visitors from around the globe.
Denver is a wonderful place to visit all year long, but spring (March-May) and fall (September-November) are the best seasons to visit. The weather is pleasantly warm during these times, especially since the summers can be quite hot in those regions.
In total there are 3 airlines operating nonstop flights from San Antonio SAT to Denver DEN. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their SAT DEN flight schedule.
Flights from SAT to DEN are operated 58 times a week, with an average of 8 flights per day. Departure times vary between 05:20 - 19:54. The earliest flight departs at 05:20, the last flight departs at 19:54. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
You can fly in Economy and Business Class. Premium Economy and First Class are not available on this route (at least not as a non-stop flight).
The fastest direct flight from San Antonio to Denver takes 2 hours and 24 minutes. The flight distance between San Antonio and Denver is 794 miles (or 1,278 km).
There are 2 airports in Denver: Denver International Airport (DEN) and Centennial Airport (APA).
There are 58 flights per week flying from San Antonio to Denver (as of April 2026).
2 hours and 24 minutes is the average flight time from San Antonio to Denver.
The distance from San Antonio to Denver is 794 miles (1,278 kilometers).
Frontier Airlines, Southwest Airlines and United Airlines are flying nonstop from San Antonio to Denver.
Star Alliance is currently the only alliance flying nonstop from San Antonio to Denver.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from San Antonio to Denver:
The earliest flight departs at 05:20 from San Antonio and arrives at 06:35 at Denver.
The latest flight departs at 19:54 from San Antonio and arrives at 21:23 at Denver.
794 miles (1,278 km) · 2h 24m
05:45
07:00
Southwest Airlines
WN 3195
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
06:05
07:20
Southwest Airlines
WN 3197
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
06:15
07:30
Southwest Airlines
WN 3195
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
06:15
07:30
Southwest Airlines
WN 3197
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
06:20
07:35
Southwest Airlines
WN 3197
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
06:20
07:35
Southwest Airlines
WN 3197
Southwest Airlines
Boeing 757
Y
W
J
F
06:25
07:40
Southwest Airlines
WN 3195
Southwest Airlines
Boeing 757
Y
W
J
F
06:30
07:45
Southwest Airlines
WN 3195
Southwest Airlines
Boeing 757
Y
W
J
F
06:45
08:08
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A321neo
Y
W
J
F
06:45
08:08
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A321-100/200
Y
W
J
F
06:45
08:08
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A320neo
Y
W
J
F
06:45
08:08
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A321neo
Y
W
J
F
07:45
09:07
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A321-100/200
Y
W
J
F
07:45
09:07
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A321neo
Y
W
J
F
08:30
09:45
Southwest Airlines
WN 3586
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
08:45
10:10
United Airlines
Star Alliance
UA 2853
United Airlines
Boeing 737-800
Y
W
J
F
08:48
10:12
United Airlines
Star Alliance
UA 2853
United Airlines
Boeing 737-800
Y
W
J
F
09:00
10:15
Southwest Airlines
WN 4394
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
10:00
11:15
Southwest Airlines
WN 3586
Southwest Airlines
Boeing 757
Y
W
J
F
10:50
12:10
Southwest Airlines
WN 1330
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
10:50
12:10
Southwest Airlines
WN 1330
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
11:00
12:15
Southwest Airlines
WN 4394
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
11:10
12:25
Southwest Airlines
WN 4394
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
11:30
12:50
Southwest Airlines
WN 1330
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
12:25
13:40
Southwest Airlines
WN 150
Southwest Airlines
Boeing 757
Y
W
J
F
12:25
13:40
Southwest Airlines
WN 3586
Southwest Airlines
Boeing 757
Y
W
J
F
12:40
13:55
Southwest Airlines
WN 2702
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
12:55
14:15
Southwest Airlines
WN 3586
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
13:11
14:33
United Airlines
Star Alliance
UA 1789
United Airlines
Airbus A320-100/200
Y
W
J
F
13:25
14:47
United Airlines
Star Alliance
UA 1789
United Airlines
Airbus A320-100/200
Y
W
J
F
13:25
14:47
United Airlines
Star Alliance
UA 2112
United Airlines
Airbus A319
Y
W
J
F
13:25
14:47
United Airlines
Star Alliance
UA 2112
United Airlines
Airbus A320-100/200
Y
W
J
F
13:30
14:45
Southwest Airlines
WN 2702
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
13:50
15:05
Southwest Airlines
WN 1780
Southwest Airlines
Boeing 757
Y
W
J
F
14:00
15:20
Southwest Airlines
WN 4155
Southwest Airlines
Boeing 757
Y
W
J
F
14:55
16:10
Southwest Airlines
WN 2702
Southwest Airlines
Boeing 757
Y
W
J
F
14:59
16:24
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A320neo
Y
W
J
F
15:00
16:26
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A320neo
Y
W
J
F
15:20
16:40
Southwest Airlines
WN 4155
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
16:04
17:30
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A320neo
Y
W
J
F
16:04
17:30
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A320-100/200
Y
W
J
F
16:05
17:20
Southwest Airlines
WN 2805
Southwest Airlines
Boeing 757
Y
W
J
F
16:35
17:57
United Airlines
Star Alliance
UA 2479
United Airlines
Airbus A320-100/200
Y
W
J
F
16:45
18:07
United Airlines
Star Alliance
UA 2479
United Airlines
Airbus A320-100/200
Y
W
J
F
16:49
18:15
Frontier Airlines
F9 2355
Frontier Airlines
Airbus A320neo
Y
W
J
F
17:45
19:05
Southwest Airlines
WN 114
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
18:00
19:20
Southwest Airlines
WN 114
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
18:05
19:25
Southwest Airlines
WN 3354
Southwest Airlines
Boeing 757
Y
W
J
F
18:20
19:40
Southwest Airlines
WN 114
Southwest Airlines
Boeing 757
Y
W
J
F
18:30
19:45
Southwest Airlines
WN 1144
Southwest Airlines
Boeing 757
Y
W
J
F
18:45
20:00
Southwest Airlines
WN 2954
Southwest Airlines
Boeing 757
Y
W
J
F
18:45
20:05
Southwest Airlines
WN 114
Southwest Airlines
Boeing 757
Y
W
J
F
18:50
20:05
Southwest Airlines
WN 1797
Southwest Airlines
Boeing 757
Y
W
J
F
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