Airlines with flights from Houston to Denver

There are three airlines with scheduled flights between IAH and DEN. Both United and Frontier Airlines operates non-stop flights from Houston Airport to Denver International and the flight time is 2 hours and 42 minutes.

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Choose airline

Schedules

Non-stop with United Airlines

  • Total flight time: 2 hours and 42 minutes
  • Houston and Denver are both United Airlines hubs.
  • 72 flights per week
  • Boeing 737-900 Passenger
    A321neo
    Boeing 737-800 Passenger
    Boeing 737MAX 9 Passenger
    Boeing 777
    Boeing 757-300 Passenger
  • Business and first class available
IAH
Direct
DEN
 
Flight
Mon
Feb 10
Tue
Feb 11
Wed
Feb 12
Thu
Feb 13
Fri
Feb 14
Sat
Feb 15
Sun
Feb 16
UA2436
----
----
----
05:20
05:20
05:20
05:20
UA2433
07:20
07:20
07:20
07:20
07:20
07:20
07:20
UA1900
----
----
----
08:15
08:15
08:15
08:15
UA295
08:20
08:20
08:20
----
----
----
----
UA2358
09:47
09:47
09:47
----
----
----
----
UA434
----
----
----
10:02
10:02
10:02
10:02
UA2677
10:55
10:55
10:55
----
----
----
----
UA2641
----
----
----
12:35
12:35
12:35
12:35
UA1333
12:40
12:40
12:40
----
----
----
----
UA241
14:50
14:50
14:50
14:46
14:46
14:46
14:46
UA1274
16:24
16:24
16:24
----
----
----
----
UA1892
----
----
----
16:32
16:32
16:32
16:32
UA1654
18:05
18:05
18:05
18:41
18:41
18:41
18:41
UA2215
20:00
20:00
20:00
----
----
----
----
UA1839
----
----
----
20:23
20:23
20:23
20:23
UA1338
22:07
22:07
22:07
22:20
22:20
22:20
22:20
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - DEN

The timetable & schedule information was updated at 2025-01-15

Non-stop with Frontier Airlines

  • Total flight time: 2 hours and 37 minutes
  • Low-cost airline
  • Denver is a Frontier Airlines focus city.
  • 14 flights per week
  • Airbus A320neo
    A321neo
IAH
Direct
DEN
 
Flight
Mon
Feb 10
Tue
Feb 11
Wed
Feb 12
Thu
Feb 13
Fri
Feb 14
Sat
Feb 15
Sun
Feb 16
F93229
05:35
07:30
07:00
06:00
06:00
06:00
06:00
F93205
13:14
13:14
21:25
----
----
----
----
F94855
----
----
----
22:00
22:07
20:01
21:50
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - DEN

The timetable & schedule information was updated at 2025-01-15

Via Dallas with American Airlines

  • Total flight time: 4h 00m - 6h 50m.
  • One World Alliance
  • 65 flights per week
IAH
 
Via DFW
 
DEN
 
Flight
Mon
Feb 10
Tue
Feb 11
Wed
Feb 12
Thu
Feb 13
Fri
Feb 14
Sat
Feb 15
Sun
Feb 16
AA700
AA1244
05:00
----
----
05:00
05:00
----
05:00
AA700
AA2357
05:00
----
----
05:00
05:00
----
05:00
AA1871
AA2357
05:51
05:51
05:51
06:00
06:00
06:00
06:00
AA1871
AA2359
----
----
----
06:00
06:00
06:00
06:00
AA700
AA2359
----
----
----
----
----
07:19
----
AA2287
AA2359
07:29
07:29
07:29
----
----
----
----
AA1018
AA2359
----
----
----
07:48
07:48
----
07:48
AA2049
AA420
----
----
----
09:27
09:27
09:05
09:27
AA1873
AA420
09:15
09:10
09:10
----
----
----
----
AA2420
AA1832
10:01
----
----
10:18
10:18
10:18
10:18
AA2420
AA420
10:01
10:01
10:01
10:18
10:18
10:18
10:18
AA1472
AA1832
----
12:07
12:07
12:24
12:24
12:24
12:24
AA1472
AA1322
----
----
----
12:24
12:24
12:24
12:24
AA3666
AA1322
----
----
----
14:21
14:21
14:21
14:21
AA3283
AA1322
14:31
14:31
14:31
----
----
----
----
AA3816
AA2235
16:29
16:29
16:29
----
----
----
----
AA3211
AA577
17:35
17:35
17:35
----
----
----
----
AA2438
AA577
----
----
----
18:14
18:14
----
18:14
AA3472
AA577
----
----
----
----
----
18:29
----
AA4025
AA577
18:51
18:51
18:51
----
----
----
----
AA1865
AA662
----
----
----
20:28
20:28
----
20:28
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - DEN

The timetable & schedule information was updated at 2025-01-15

Via Austin with United Airlines

  • Total flight time: 4h 07m - 6h 25m.
  • Houston and Denver are both United Airlines hubs.
  • 21 flights per week
  • Boeing 737-900 Passenger
    A321neo
    Boeing 737-800 Passenger
    Boeing 737MAX 9 Passenger
    Boeing 777
    Boeing 757-300 Passenger
IAH
 
Via AUS
 
DEN
 
Flight
Mon
Feb 10
Tue
Feb 11
Wed
Feb 12
Thu
Feb 13
Fri
Feb 14
Sat
Feb 15
Sun
Feb 16
UA1554
UA779
07:20
07:20
07:20
----
----
----
----
UA1554
UA595
07:20
----
----
----
----
----
----
UA491
UA481
07:20
----
----
----
----
----
----
UA1801
UA779
----
----
----
07:20
07:20
----
----
UA6156
UA779
----
----
----
----
----
07:20
----
UA5712
UA779
----
----
----
----
----
----
07:20
UA1407
UA450
----
----
----
07:25
07:25
07:25
07:25
UA491
UA2159
----
----
----
07:30
07:30
----
07:30
UA1407
UA1535
07:30
07:30
07:30
----
----
----
----
UA2702
UA2723
08:55
----
----
----
----
----
----
UA6082
UA4782
09:37
----
09:37
09:30
09:30
09:30
09:30
UA1564
UA2723
09:35
09:35
09:35
----
----
----
----
UA6098
UA5712
09:40
----
09:40
----
----
----
----
UA6104
UA2294
09:40
----
----
----
----
----
----
UA6186
UA4807
----
----
----
09:41
09:41
----
----
UA397
UA1380
09:42
09:42
09:42
----
----
----
----
UA6300
UA1939
09:50
09:50
09:50
----
----
----
----
UA6314
UA1380
----
----
----
----
09:50
----
----
UA6071
UA1380
----
----
----
----
----
09:50
09:50
UA6077
UA250
09:50
09:50
09:50
09:57
09:57
09:57
09:57
UA1688
UA1380
----
----
----
09:50
----
----
----
UA210
UA1225
----
----
----
10:00
10:00
09:51
10:00
UA1229
UA1225
09:52
09:52
09:52
----
----
----
----
UA2857
UA1299
09:55
09:55
09:55
----
----
----
----
UA2337
UA5468
----
----
----
10:15
----
----
----
UA2337
UA1299
----
----
----
----
10:15
10:15
10:15
UA1858
UA2723
10:30
----
----
----
----
----
----
UA4795
UA2732
11:55
11:55
----
----
----
----
----
UA6166
UA1781
11:55
11:55
11:55
----
----
----
----
UA2319
UA2379
11:55
11:55
11:55
----
----
----
----
UA6124
UA2732
----
----
11:55
----
----
----
----
UA2319
UA282
----
----
----
11:55
11:55
11:55
11:55
UA6061
UA631
----
----
----
12:04
12:04
12:04
12:04
UA6152
UA2123
12:10
12:10
12:10
----
----
----
----
UA6128
UA367
----
----
----
12:10
12:10
12:10
12:10
UA4843
UA1894
----
----
12:10
----
----
----
----
UA4265
UA5896
----
----
----
12:10
12:10
12:10
12:10
UA6061
UA1894
12:10
12:10
----
----
----
----
----
UA5451
UA4743
----
----
----
12:10
12:10
----
12:10
UA6128
UA2333
12:15
----
12:15
----
----
----
----
UA5382
UA2333
----
12:15
----
----
----
----
----
UA4354
UA5524
12:16
----
----
----
----
----
----
UA5725
UA5472
----
----
12:25
----
----
----
----
UA6072
UA5472
12:25
----
----
----
----
----
----
UA6072
UA5712
----
12:25
----
----
----
----
----
UA445
UA1910
12:29
12:29
12:29
----
----
----
----
UA4354
UA4806
----
----
----
13:00
13:00
----
13:00
UA2368
UA1004
----
----
----
13:05
13:05
----
13:05
UA4911
UA5896
14:20
----
----
----
----
----
----
UA2483
UA2447
14:20
14:20
14:20
14:20
14:20
14:20
14:20
UA5403
UA5896
----
----
----
14:20
14:20
14:20
14:20
UA1388
UA2655
14:25
14:25
14:25
14:35
14:35
14:40
14:35
UA6046
UA5472
14:27
----
14:27
----
----
----
----
UA6322
UA5472
----
----
----
14:30
14:30
----
14:30
UA2399
UA696
14:30
14:30
14:30
----
----
----
----
UA1388
UA2330
----
----
----
14:35
14:35
----
14:35
UA563
UA5679
----
----
----
----
----
14:40
----
UA2399
UA680
----
----
----
14:40
14:40
14:40
14:40
UA1647
UA1253
----
----
----
14:55
14:55
14:55
14:55
UA1181
UA2330
----
----
----
16:20
16:20
----
16:20
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - DEN

The timetable & schedule information was updated at 2025-01-15

Via Dallas with United Airlines

  • Total flight time: 3h 59m - 6h 43m.
  • Houston and Denver are both United Airlines hubs.
  • 21 flights per week
  • Boeing 737-900 Passenger
    A321neo
    Boeing 737-800 Passenger
    Boeing 737MAX 9 Passenger
    Boeing 777
    Boeing 757-300 Passenger
IAH
 
Via DFW
 
DEN
 
Flight
Mon
Feb 10
Tue
Feb 11
Wed
Feb 12
Thu
Feb 13
Fri
Feb 14
Sat
Feb 15
Sun
Feb 16
UA1554
UA779
07:20
07:20
07:20
----
----
----
----
UA1554
UA595
07:20
----
----
----
----
----
----
UA491
UA481
07:20
----
----
----
----
----
----
UA1801
UA779
----
----
----
07:20
07:20
----
----
UA6156
UA779
----
----
----
----
----
07:20
----
UA5712
UA779
----
----
----
----
----
----
07:20
UA1407
UA450
----
----
----
07:25
07:25
07:25
07:25
UA491
UA2159
----
----
----
07:30
07:30
----
07:30
UA1407
UA1535
07:30
07:30
07:30
----
----
----
----
UA2702
UA2723
08:55
----
----
----
----
----
----
UA6082
UA4782
09:37
----
09:37
09:30
09:30
09:30
09:30
UA1564
UA2723
09:35
09:35
09:35
----
----
----
----
UA6098
UA5712
09:40
----
09:40
----
----
----
----
UA6104
UA2294
09:40
----
----
----
----
----
----
UA6186
UA4807
----
----
----
09:41
09:41
----
----
UA397
UA1380
09:42
09:42
09:42
----
----
----
----
UA6300
UA1939
09:50
09:50
09:50
----
----
----
----
UA6314
UA1380
----
----
----
----
09:50
----
----
UA6071
UA1380
----
----
----
----
----
09:50
09:50
UA6077
UA250
09:50
09:50
09:50
09:57
09:57
09:57
09:57
UA1688
UA1380
----
----
----
09:50
----
----
----
UA210
UA1225
----
----
----
10:00
10:00
09:51
10:00
UA1229
UA1225
09:52
09:52
09:52
----
----
----
----
UA2857
UA1299
09:55
09:55
09:55
----
----
----
----
UA2337
UA5468
----
----
----
10:15
----
----
----
UA2337
UA1299
----
----
----
----
10:15
10:15
10:15
UA1858
UA2723
10:30
----
----
----
----
----
----
UA4795
UA2732
11:55
11:55
----
----
----
----
----
UA6166
UA1781
11:55
11:55
11:55
----
----
----
----
UA2319
UA2379
11:55
11:55
11:55
----
----
----
----
UA6124
UA2732
----
----
11:55
----
----
----
----
UA2319
UA282
----
----
----
11:55
11:55
11:55
11:55
UA6061
UA631
----
----
----
12:04
12:04
12:04
12:04
UA6152
UA2123
12:10
12:10
12:10
----
----
----
----
UA6128
UA367
----
----
----
12:10
12:10
12:10
12:10
UA4843
UA1894
----
----
12:10
----
----
----
----
UA4265
UA5896
----
----
----
12:10
12:10
12:10
12:10
UA6061
UA1894
12:10
12:10
----
----
----
----
----
UA5451
UA4743
----
----
----
12:10
12:10
----
12:10
UA6128
UA2333
12:15
----
12:15
----
----
----
----
UA5382
UA2333
----
12:15
----
----
----
----
----
UA4354
UA5524
12:16
----
----
----
----
----
----
UA5725
UA5472
----
----
12:25
----
----
----
----
UA6072
UA5472
12:25
----
----
----
----
----
----
UA6072
UA5712
----
12:25
----
----
----
----
----
UA445
UA1910
12:29
12:29
12:29
----
----
----
----
UA4354
UA4806
----
----
----
13:00
13:00
----
13:00
UA2368
UA1004
----
----
----
13:05
13:05
----
13:05
UA4911
UA5896
14:20
----
----
----
----
----
----
UA2483
UA2447
14:20
14:20
14:20
14:20
14:20
14:20
14:20
UA5403
UA5896
----
----
----
14:20
14:20
14:20
14:20
UA1388
UA2655
14:25
14:25
14:25
14:35
14:35
14:40
14:35
UA6046
UA5472
14:27
----
14:27
----
----
----
----
UA6322
UA5472
----
----
----
14:30
14:30
----
14:30
UA2399
UA696
14:30
14:30
14:30
----
----
----
----
UA1388
UA2330
----
----
----
14:35
14:35
----
14:35
UA563
UA5679
----
----
----
----
----
14:40
----
UA2399
UA680
----
----
----
14:40
14:40
14:40
14:40
UA1647
UA1253
----
----
----
14:55
14:55
14:55
14:55
UA1181
UA2330
----
----
----
16:20
16:20
----
16:20
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - DEN

The timetable & schedule information was updated at 2025-01-15

Via New Orleans with United Airlines

  • Total flight time: 5h 13m - 7h 13m.
  • Houston and Denver are both United Airlines hubs.
  • 18 flights per week
  • Boeing 737-900 Passenger
    A321neo
    Boeing 737-800 Passenger
    Boeing 737MAX 9 Passenger
    Boeing 777
    Boeing 757-300 Passenger
IAH
 
Via MSY
 
DEN
 
Flight
Mon
Feb 10
Tue
Feb 11
Wed
Feb 12
Thu
Feb 13
Fri
Feb 14
Sat
Feb 15
Sun
Feb 16
UA1554
UA779
07:20
07:20
07:20
----
----
----
----
UA1554
UA595
07:20
----
----
----
----
----
----
UA491
UA481
07:20
----
----
----
----
----
----
UA1801
UA779
----
----
----
07:20
07:20
----
----
UA6156
UA779
----
----
----
----
----
07:20
----
UA5712
UA779
----
----
----
----
----
----
07:20
UA1407
UA450
----
----
----
07:25
07:25
07:25
07:25
UA491
UA2159
----
----
----
07:30
07:30
----
07:30
UA1407
UA1535
07:30
07:30
07:30
----
----
----
----
UA2702
UA2723
08:55
----
----
----
----
----
----
UA6082
UA4782
09:37
----
09:37
09:30
09:30
09:30
09:30
UA1564
UA2723
09:35
09:35
09:35
----
----
----
----
UA6098
UA5712
09:40
----
09:40
----
----
----
----
UA6104
UA2294
09:40
----
----
----
----
----
----
UA6186
UA4807
----
----
----
09:41
09:41
----
----
UA397
UA1380
09:42
09:42
09:42
----
----
----
----
UA6300
UA1939
09:50
09:50
09:50
----
----
----
----
UA6314
UA1380
----
----
----
----
09:50
----
----
UA6071
UA1380
----
----
----
----
----
09:50
09:50
UA6077
UA250
09:50
09:50
09:50
09:57
09:57
09:57
09:57
UA1688
UA1380
----
----
----
09:50
----
----
----
UA210
UA1225
----
----
----
10:00
10:00
09:51
10:00
UA1229
UA1225
09:52
09:52
09:52
----
----
----
----
UA2857
UA1299
09:55
09:55
09:55
----
----
----
----
UA2337
UA5468
----
----
----
10:15
----
----
----
UA2337
UA1299
----
----
----
----
10:15
10:15
10:15
UA1858
UA2723
10:30
----
----
----
----
----
----
UA4795
UA2732
11:55
11:55
----
----
----
----
----
UA6166
UA1781
11:55
11:55
11:55
----
----
----
----
UA2319
UA2379
11:55
11:55
11:55
----
----
----
----
UA6124
UA2732
----
----
11:55
----
----
----
----
UA2319
UA282
----
----
----
11:55
11:55
11:55
11:55
UA6061
UA631
----
----
----
12:04
12:04
12:04
12:04
UA6152
UA2123
12:10
12:10
12:10
----
----
----
----
UA6128
UA367
----
----
----
12:10
12:10
12:10
12:10
UA4843
UA1894
----
----
12:10
----
----
----
----
UA4265
UA5896
----
----
----
12:10
12:10
12:10
12:10
UA6061
UA1894
12:10
12:10
----
----
----
----
----
UA5451
UA4743
----
----
----
12:10
12:10
----
12:10
UA6128
UA2333
12:15
----
12:15
----
----
----
----
UA5382
UA2333
----
12:15
----
----
----
----
----
UA4354
UA5524
12:16
----
----
----
----
----
----
UA5725
UA5472
----
----
12:25
----
----
----
----
UA6072
UA5472
12:25
----
----
----
----
----
----
UA6072
UA5712
----
12:25
----
----
----
----
----
UA445
UA1910
12:29
12:29
12:29
----
----
----
----
UA4354
UA4806
----
----
----
13:00
13:00
----
13:00
UA2368
UA1004
----
----
----
13:05
13:05
----
13:05
UA4911
UA5896
14:20
----
----
----
----
----
----
UA2483
UA2447
14:20
14:20
14:20
14:20
14:20
14:20
14:20
UA5403
UA5896
----
----
----
14:20
14:20
14:20
14:20
UA1388
UA2655
14:25
14:25
14:25
14:35
14:35
14:40
14:35
UA6046
UA5472
14:27
----
14:27
----
----
----
----
UA6322
UA5472
----
----
----
14:30
14:30
----
14:30
UA2399
UA696
14:30
14:30
14:30
----
----
----
----
UA1388
UA2330
----
----
----
14:35
14:35
----
14:35
UA563
UA5679
----
----
----
----
----
14:40
----
UA2399
UA680
----
----
----
14:40
14:40
14:40
14:40
UA1647
UA1253
----
----
----
14:55
14:55
14:55
14:55
UA1181
UA2330
----
----
----
16:20
16:20
----
16:20
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The timetable & schedule information was updated at 2025-01-15

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