Southwest Airlines
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Denver International Airport
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United States
San Antonio International Airport
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Scan through all non-stop flights from Denver to San Antonio. The full flight schedule below gives an overview of all non-stop flights from DEN to SAT, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
San Antonio is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit San Antonio any time of the year, but the best months to explore are from to and from to .
In total there are 3 airlines operating nonstop flights from Denver DEN to San Antonio SAT. 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 DEN SAT flight schedule.
Flights from DEN to SAT are operated 58 times a week, with an average of 8 flights per day. Departure times vary between 07:40 - 21:00. The earliest flight departs at 07:40, the last flight departs at 21:00. 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 Denver to San Antonio takes 2 hours and 21 minutes. The flight distance between Denver and San Antonio is 794 miles (or 1,278 km).
There is 1 airport in San Antonio: San Antonio International Airport (SAT).
There are 58 flights per week flying from Denver to San Antonio (as of April 2026).
2 hours and 21 minutes is the average flight time from Denver to San Antonio.
The distance from Denver to San Antonio is 794 miles (1,278 kilometers).
Frontier Airlines, Southwest Airlines and United Airlines are flying nonstop from Denver to San Antonio.
Star Alliance is currently the only alliance flying nonstop from Denver to San Antonio.
You can fly non-stop in Economy and Business Class.
Aircraft types that fly from Denver to San Antonio:
The earliest flight departs at 07:40 from Denver and arrives at 10:50 at San Antonio.
The latest flight departs at 21:00 from Denver and arrives at 00:19 at San Antonio.
794 miles (1,278 km) · 2h 21m
08:25
11:35
Southwest Airlines
WN 1866
Southwest Airlines
Boeing 757
Y
W
J
F
08:25
11:35
Southwest Airlines
WN 1866
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
08:30
11:40
Southwest Airlines
WN 1015
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
08:30
11:40
Southwest Airlines
WN 2591
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
08:35
11:45
Southwest Airlines
WN 3570
Southwest Airlines
Boeing 757
Y
W
J
F
08:45
11:55
Southwest Airlines
WN 2591
Southwest Airlines
Boeing 757
Y
W
J
F
08:45
11:55
Southwest Airlines
WN 2591
Southwest Airlines
Boeing 757
Y
W
J
F
09:40
12:56
United Airlines
Star Alliance
UA 2625
United Airlines
Boeing 737-800
Y
W
J
F
09:44
13:00
United Airlines
Star Alliance
UA 2625
United Airlines
Boeing 737-800
Y
W
J
F
10:50
14:00
Southwest Airlines
WN 2059
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
10:55
14:05
Southwest Airlines
WN 2058
Southwest Airlines
Boeing 757
Y
W
J
F
10:55
14:13
Frontier Airlines
F9 3708
Frontier Airlines
Airbus A320neo
Y
W
J
F
10:57
14:15
Frontier Airlines
F9 3708
Frontier Airlines
Airbus A320neo
Y
W
J
F
11:00
14:10
Southwest Airlines
WN 1015
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
11:10
14:20
Southwest Airlines
WN 958
Southwest Airlines
Boeing 757
Y
W
J
F
11:50
15:09
Frontier Airlines
F9 2356
Frontier Airlines
Airbus A320neo
Y
W
J
F
11:50
15:09
Frontier Airlines
F9 3708
Frontier Airlines
Airbus A320-100/200
Y
W
J
F
11:50
15:09
Frontier Airlines
F9 3708
Frontier Airlines
Airbus A320neo
Y
W
J
F
11:55
15:05
Southwest Airlines
WN 2059
Southwest Airlines
Boeing 757
Y
W
J
F
12:00
15:10
Southwest Airlines
WN 2059
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
12:20
15:30
Southwest Airlines
WN 4132
Southwest Airlines
Boeing 757
Y
W
J
F
12:35
15:53
Frontier Airlines
F9 3708
Frontier Airlines
Airbus A320neo
Y
W
J
F
12:40
15:50
Southwest Airlines
WN 2059
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
12:40
15:50
Southwest Airlines
WN 2059
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
13:40
16:50
Southwest Airlines
WN 859
Southwest Airlines
Boeing 757
Y
W
J
F
13:40
16:57
United Airlines
Star Alliance
UA 1022
United Airlines
Airbus A319
Y
W
J
F
13:40
16:56
United Airlines
Star Alliance
UA 1022
United Airlines
Boeing 737-900
Y
W
J
F
13:40
16:57
United Airlines
Star Alliance
UA 1022
United Airlines
Boeing 737 MAX 8
Y
W
J
F
13:44
17:00
United Airlines
Star Alliance
UA 1022
United Airlines
Boeing 737-800
Y
W
J
F
13:45
17:00
Southwest Airlines
WN 3671
Southwest Airlines
Boeing 757
Y
W
J
F
13:55
17:05
Southwest Airlines
WN 999
Southwest Airlines
Boeing 757
Y
W
J
F
14:55
18:05
Southwest Airlines
WN 999
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
15:00
18:10
Southwest Airlines
WN 999
Southwest Airlines
Boeing 757
Y
W
J
F
15:00
18:10
Southwest Airlines
WN 3671
Southwest Airlines
Boeing 757
Y
W
J
F
15:05
18:15
Southwest Airlines
WN 3671
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
16:25
19:40
Southwest Airlines
WN 2060
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
16:50
20:00
Southwest Airlines
WN 4062
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
16:55
20:05
Southwest Airlines
WN 421
Southwest Airlines
Boeing 757
Y
W
J
F
17:25
20:42
United Airlines
Star Alliance
UA 1110
United Airlines
Boeing 737-800
Y
W
J
F
17:34
20:49
United Airlines
Star Alliance
UA 768
United Airlines
Boeing 737-800
Y
W
J
F
17:40
21:00
Southwest Airlines
WN 3498
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
17:55
21:20
Southwest Airlines
WN 1468
Southwest Airlines
Boeing 757
Y
W
J
F
18:10
21:20
Southwest Airlines
WN 2376
Southwest Airlines
Boeing 757
Y
W
J
F
19:05
22:15
Southwest Airlines
WN 2376
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
19:10
22:20
Southwest Airlines
WN 2376
Southwest Airlines
Boeing 757
Y
W
J
F
19:15
22:25
Southwest Airlines
WN 2376
Southwest Airlines
Boeing 757
Y
W
J
F
19:20
22:35
Southwest Airlines
WN 1468
Southwest Airlines
Boeing 757
Y
W
J
F
19:40
22:55
Southwest Airlines
WN 2063
Southwest Airlines
Boeing 757
Y
W
J
F
21:00
00:19
Frontier Airlines
F9 3708
Frontier Airlines
Airbus A321neo
Y
W
J
F
21:00
00:19
Frontier Airlines
F9 3708
Frontier Airlines
Airbus A321-100/200
Y
W
J
F
21:00
00:19
Frontier Airlines
F9 3708
Frontier Airlines
Airbus A320neo
Y
W
J
F
21:00
00:19
Frontier Airlines
F9 3708
Frontier Airlines
Airbus A321neo
Y
W
J
F
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