Airlines with flights from Seattle to Houston

There are four airlines with scheduled flights between SEA and IAH. Both United and Alaska Airlines operates non-stop flights from Seattle Airport to Houston Airport and the flight time is 4 hours and 21 minutes.

Choose airline

Schedules

Non-stop with United Airlines

  • Total flight time: 4 hours and 21 minutes
  • Houston is a United Airlines hub.
  • 21 flights per week
  • Boeing 737-900 Passenger
    Airbus A320
    Boeing 737-800 Passenger
    Boeing 737MAX 8 Passenger
    Boeing 737MAX 9 Passenger
  • First class available
SEA
Direct
IAH

The timetable & schedule information was updated at 2024-10-16

Non-stop with Alaska Airlines

  • Total flight time: 4 hours and 19 minutes
  • One World Alliance
  • Seattle is a Alaska Airlines hub (Primary hub).
  • 18 flights per week
  • Boeing 737-800 (winglets) Passenger/BBJ2
    Boeing 737-900 (winglets) Passenger/BBJ3
    Boeing 737MAX 9 Passenger
    Boeing 737MAX 8 Passenger
  • Business and first class available
SEA
Direct
IAH

The timetable & schedule information was updated at 2024-10-16

Via Dallas with American Airlines

  • Total flight time: 5h 41m - 8h 15m.
  • One World Alliance
  • 50 flights per week
SEA
 
Via DFW
 
IAH
 
Flight
Mon
Nov 25
Tue
Nov 26
Wed
Nov 27
Thu
Nov 28
Fri
Nov 29
Sat
Nov 30
Sun
Dec 1
AA1991
AA2420
01:16
01:16
01:16
01:16
01:16
01:16
01:16
AA1991
AA1873
----
----
----
----
----
----
01:16
AA4864
AA4137
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----
----
05:00
----
----
----
AA2748
AA1870
05:30
05:30
05:30
05:30
05:30
05:30
05:30
AA6206
AA6202
06:15
06:15
06:15
----
06:15
06:15
06:15
AA1667
AA2438
07:20
07:20
07:20
----
07:20
----
07:20
AA1667
AA3816
07:20
07:20
07:20
----
07:20
07:20
07:20
AA1667
AA3451
----
----
----
----
----
07:20
----
AA4844
AA4869
08:36
08:36
08:36
----
----
08:36
08:36
AA1534
AA1865
10:36
10:36
10:36
----
----
10:36
10:36
AA1534
AA3566
10:36
10:36
10:36
----
----
----
10:36
AA1534
AA2112
----
----
----
----
----
10:36
----
AA2767
AA1865
11:44
11:44
11:44
----
11:44
----
11:44
AA1992
AA650
14:00
14:00
14:00
----
----
14:00
14:00
AA1992
AA2209
14:00
14:00
14:00
----
14:00
14:00
14:00
AA6253
AA4137
15:00
15:00
15:00
----
15:00
15:00
15:00
AA2405
AA650
15:45
15:45
15:45
----
----
15:45
15:45
AA6224
AA2910
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----
----
----
----
----
20:02
AA2037
AA2420
23:59
23:59
23:59
----
23:59
23:59
23:59
AA2037
AA1873
23:59
23:59
----
----
23:59
23:59
23:59
SHOW RETURN SCHEDULE
CHECK PRICES FOR SEA - IAH

The timetable & schedule information was updated at 2024-10-16

Via San Francisco with United Airlines

  • Total flight time: 6h 49m - 8h 48m.
  • Houston is a United Airlines hub.
  • 27 flights per week
  • Boeing 737-900 Passenger
    Airbus A320
    Boeing 737-800 Passenger
    Boeing 737MAX 8 Passenger
    Boeing 737MAX 9 Passenger
SEA
 
Via SFO
 
IAH
 
Flight
Mon
Nov 25
Tue
Nov 26
Wed
Nov 27
Thu
Nov 28
Fri
Nov 29
Sat
Nov 30
Sun
Dec 1
UA757
UA2676
05:00
05:00
05:00
05:00
05:00
05:00
05:00
UA757
UA273
05:00
05:00
05:00
05:00
05:00
05:00
05:00
UA1954
UA277
05:36
05:36
05:36
05:36
05:36
05:36
05:36
UA1400
UA2237
06:31
06:31
06:31
06:31
06:30
06:30
06:31
UA1400
UA1216
06:31
06:31
06:31
06:31
06:30
06:30
06:31
UA1777
UA1334
08:44
08:44
08:44
08:44
08:44
08:44
08:44
UA1102
UA1334
09:41
09:41
09:41
09:41
09:41
09:41
09:41
UA431
UA726
12:30
12:30
12:30
----
12:30
12:30
12:30
UA431
UA1819
12:30
12:30
12:30
----
12:30
12:30
12:30
UA1152
UA2633
13:55
13:55
13:55
----
13:55
13:55
13:55
UA1476
UA2179
15:20
15:20
15:20
----
15:20
15:20
15:20
UA436
UA1141
----
----
----
----
----
----
18:20
UA297
UA1086
----
----
----
----
----
19:11
19:11
SHOW RETURN SCHEDULE
CHECK PRICES FOR SEA - IAH

The timetable & schedule information was updated at 2024-10-16

Via Denver with United Airlines

  • Total flight time: 6h 02m - 8h 12m.
  • Houston is a United Airlines hub.
  • 21 flights per week
  • Boeing 737-900 Passenger
    Airbus A320
    Boeing 737-800 Passenger
    Boeing 737MAX 8 Passenger
    Boeing 737MAX 9 Passenger
SEA
 
Via DEN
 
IAH
 
Flight
Mon
Nov 25
Tue
Nov 26
Wed
Nov 27
Thu
Nov 28
Fri
Nov 29
Sat
Nov 30
Sun
Dec 1
UA757
UA2676
05:00
05:00
05:00
05:00
05:00
05:00
05:00
UA757
UA273
05:00
05:00
05:00
05:00
05:00
05:00
05:00
UA1954
UA277
05:36
05:36
05:36
05:36
05:36
05:36
05:36
UA1400
UA2237
06:31
06:31
06:31
06:31
06:30
06:30
06:31
UA1400
UA1216
06:31
06:31
06:31
06:31
06:30
06:30
06:31
UA1777
UA1334
08:44
08:44
08:44
08:44
08:44
08:44
08:44
UA1102
UA1334
09:41
09:41
09:41
09:41
09:41
09:41
09:41
UA431
UA726
12:30
12:30
12:30
----
12:30
12:30
12:30
UA431
UA1819
12:30
12:30
12:30
----
12:30
12:30
12:30
UA1152
UA2633
13:55
13:55
13:55
----
13:55
13:55
13:55
UA1476
UA2179
15:20
15:20
15:20
----
15:20
15:20
15:20
UA436
UA1141
----
----
----
----
----
----
18:20
UA297
UA1086
----
----
----
----
----
19:11
19:11
SHOW RETURN SCHEDULE
CHECK PRICES FOR SEA - IAH

The timetable & schedule information was updated at 2024-10-16

Via Salt Lake City with Delta Air Lines

  • Total flight time: 5h 47m - 8h 09m.
  • Sky Team Alliance
  • Seattle is a Delta Air Lines hub.
  • 19 flights per week
SEA
 
Via SLC
 
IAH
 
Flight
Mon
Nov 25
Tue
Nov 26
Wed
Nov 27
Thu
Nov 28
Fri
Nov 29
Sat
Nov 30
Sun
Dec 1
DL953
DL2656
00:55
00:55
00:55
00:55
----
00:55
00:55
DL1128
DL2445
05:30
05:30
05:30
----
05:30
05:30
05:30
DL943
DL2644
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----
06:05
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DL1114
DL2445
07:15
07:15
07:15
----
07:15
07:15
07:15
DL942
DL2644
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----
09:00
----
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09:00
DL1120
DL2514
13:35
13:35
13:35
13:30
13:35
13:35
13:35
DL2830
DL1287
14:13
14:13
14:13
----
----
14:13
14:13
SHOW RETURN SCHEDULE
CHECK PRICES FOR SEA - IAH

The timetable & schedule information was updated at 2024-10-16

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