Airlines with flights from San Antonio to Denver

There are four airlines with scheduled flights between SAT and DEN. Southwest, United and Frontier has non-stop flights from San Antonio International to Denver International and the flight time is 2 hours and 15 minutes.

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Schedules

Southwest Airlines

Non-stop with Southwest Airlines

  • Total flight time: 2 hours and 15 minutes
  • Low-cost airline
  • Denver is a Southwest Airlines focus city (Operating base).
  • 31 flights per week
  • Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737MAX 8 Passenger
SAT
Direct
DEN
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
WN1471
05:30
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WN4646
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07:00
07:00
14:20
14:20
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06:10
WN3487
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12:10
12:10
06:25
06:25
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WN375
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07:05
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WN1577
09:05
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WN3488
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09:30
09:30
17:00
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WN4724
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18:10
18:10
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11:10
WN1090
12:25
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WN800
----
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13:10
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WN4678
14:10
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WN966
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18:30
18:30
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WN3568
18:30
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WN520
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18:35
SHOW RETURN SCHEDULE
CHECK PRICES FOR SAT - DEN

The timetable & schedule information was updated at 2026-04-21

United Airlines

Non-stop with United Airlines

  • Total flight time: 2 hours and 18 minutes
  • Denver is a United Airlines hub.
  • 28 flights per week
  • Boeing 737-900 Passenger
    Boeing 737-800 Passenger
    Airbus A320
  • Business and first class available
SAT
Direct
DEN
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
UA1464
05:40
05:40
05:40
05:40
05:40
05:40
05:30
UA2853
08:53
08:53
08:53
08:53
08:53
08:52
08:53
UA1007
13:39
13:39
13:39
13:39
13:39
13:39
13:39
UA2479
16:35
16:35
16:35
16:35
16:35
16:35
16:35
SHOW RETURN SCHEDULE
CHECK PRICES FOR SAT - DEN

The timetable & schedule information was updated at 2026-04-21

Frontier Airlines

Non-stop with Frontier Airlines

  • Total flight time: 2 hours and 27 minutes
  • Low-cost airline
  • Denver is a Frontier Airlines focus city (Operating base).
  • 7 flights per week
  • Airbus A321neo
    Airbus A321
SAT
Direct
DEN
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
F93707
19:39
19:39
19:49
19:49
19:49
19:49
19:49
SHOW RETURN SCHEDULE
CHECK PRICES FOR SAT - DEN

The timetable & schedule information was updated at 2026-04-21

American Airlines

Via Dallas with American Airlines

  • Total flight time: 3h 53m - 6h 29m.
  • One World Alliance
  • 533 flights per week
SAT
 
Via DFW
 
DEN
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
AA2616
AA1523
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05:00
05:00
05:00
05:00
05:00
AA2342
AA1523
05:00
05:00
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AA2342
AA1756
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06:00
06:00
06:00
06:00
06:00
AA2266
AA1756
06:00
06:00
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----
----
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AA3098
AA2359
07:02
07:02
07:00
07:00
07:00
07:00
07:00
AA2377
AA2359
08:00
08:00
08:00
08:00
08:00
08:00
08:00
AA1631
AA420
09:31
09:31
09:16
09:16
09:16
09:16
09:16
AA2759
AA420
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----
10:59
10:59
10:59
10:59
10:59
AA413
AA420
11:03
11:03
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AA3778
AA1832
12:26
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AA413
AA1832
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12:36
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AA413
AA1322
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12:39
12:39
12:39
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12:39
AA4039
AA1322
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13:42
13:42
13:42
13:42
13:42
AA4084
AA1322
13:43
13:43
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----
----
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AA2609
AA2235
14:48
14:48
14:45
14:45
14:45
14:45
14:45
AA3576
AA2235
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16:21
16:21
16:21
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16:21
AA3777
AA2235
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16:25
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AA4967
AA2235
16:30
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AA1961
AA577
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17:30
18:30
16:40
17:30
AA3311
AA577
17:35
17:35
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AA4170
AA577
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18:15
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18:15
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AA3878
AA662
19:08
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AA3742
AA1927
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19:09
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19:09
AA499
AA662
20:15
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AA2368
AA1927
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20:27
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20:27
SHOW RETURN SCHEDULE
CHECK PRICES FOR SAT - DEN

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Dallas with Southwest Airlines

  • Total flight time: 3h 55m - 8h 30m.
  • Low-cost airline
  • Denver is a Southwest Airlines focus city (Operating base).
  • 293 flights per week
  • Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737MAX 8 Passenger
SAT
 
Via DAL
 
DEN
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
WN251
WN1148
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05:35
05:35
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WN4512
WN239
05:40
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WN1348
WN1270
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06:20
WN1356
WN239
06:45
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WN1908
WN762
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07:10
07:10
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WN4809
WN4037
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07:25
WN346
WN1393
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07:35
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WN1206
WN199
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08:05
08:05
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WN1324
WN14
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08:55
08:55
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WN2275
WN199
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09:20
09:20
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WN3563
WN1346
09:45
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WN2275
WN420
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09:45
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WN1346
WN2412
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10:05
WN1809
WN1272
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11:10
11:10
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WN4470
WN1148
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11:30
11:30
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WN2202
WN1271
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12:00
WN1353
WN1271
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13:30
13:30
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WN609
WN1271
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14:30
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WN4299
WN1303
15:10
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WN4782
WN1274
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15:15
15:15
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WN609
WN1274
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15:20
WN1267
WN1274
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16:40
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WN1316
WN1305
18:00
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----
----
----
SHOW RETURN SCHEDULE
CHECK PRICES FOR SAT - DEN

The timetable & schedule information was updated at 2026-04-21

United Airlines

Via Houston with United Airlines

  • Total flight time: 4h 10m - 7h 00m.
  • Denver is a United Airlines hub.
  • 330 flights per week
  • Boeing 737-900 Passenger
    Boeing 737-800 Passenger
    Airbus A320
SAT
 
Via IAH
 
DEN
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
UA469
UA1575
05:30
05:30
05:30
05:30
05:30
05:30
05:30
UA410
UA1450
07:43
07:43
07:43
07:43
07:43
07:43
07:43
UA2827
UA2168
09:37
09:37
09:37
09:37
09:37
09:37
09:37
UA6278
UA2767
11:43
11:43
11:43
11:43
11:43
11:43
11:43
UA6281
UA484
14:15
14:15
14:15
14:15
14:15
14:15
14:15
UA404
UA1654
16:18
16:18
16:18
16:18
16:18
16:18
16:01
UA2323
UA2339
17:57
17:57
17:57
17:57
17:57
17:57
17:57
UA5658
UA1066
19:35
19:35
19:35
19:35
19:35
----
19:35
UA6130
UA1066
----
----
----
----
----
19:35
----
SHOW RETURN SCHEDULE
CHECK PRICES FOR SAT - DEN

The timetable & schedule information was updated at 2026-04-21

Southwest Airlines

Via Houston with Southwest Airlines

  • Total flight time: 4h 10m - 8h 30m.
  • Low-cost airline
  • Denver is a Southwest Airlines focus city (Operating base).
  • 159 flights per week
  • Boeing 737-700 Passenger (Scimitar Winglets)
    Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737MAX 8 Passenger
SAT
 
Via HOU
 
DEN
 
Flight
Mon
Aug 3
Tue
Aug 4
Wed
Aug 5
Thu
Aug 6
Fri
Aug 7
Sat
Aug 8
Sun
Aug 9
WN4543
WN2060
05:30
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----
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WN3188
WN106
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06:00
06:00
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06:30
WN3188
WN102
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07:35
07:35
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WN342
WN1431
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08:35
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WN3498
WN1917
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12:20
WN3566
WN5075
12:50
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WN3197
WN1917
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12:55
12:55
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WN1049
WN1915
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13:00
13:00
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WN804
WN614
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15:40
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WN4286
WN1914
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16:20
16:20
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WN1921
WN1917
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----
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18:50
18:50
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WN1944
WN614
----
----
----
----
----
----
19:30
SHOW RETURN SCHEDULE
CHECK PRICES FOR SAT - DEN

The timetable & schedule information was updated at 2026-04-21

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