Airlines with flights from Houston to Dulles

There are four airlines with scheduled flights between IAH and IAD. United is the only airline with non-stop flights from Houston Airport to Washington Dulles Airport and the flight time is 3 hours and 8 minutes.

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Schedules

United Airlines

Non-stop with United Airlines

  • Total flight time: 3 hours and 8 minutes
  • Houston and Dulles are both United Airlines hubs.
  • 36 flights per week
  • Boeing 737-800 Passenger
    Boeing 737-900 Passenger
    Boeing 737MAX 9 Passenger
    Boeing 737-700 Passenger
  • Business and first class available
IAH
Direct
IAD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
UA1549
07:20
07:25
07:20
07:20
07:20
07:25
07:20
UA2366
12:13
12:13
12:13
12:13
12:13
12:13
12:13
UA1478
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----
14:31
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UA2388
16:35
16:35
16:35
16:35
16:35
16:35
16:35
UA1373
18:32
18:32
18:32
18:32
18:32
18:32
18:32
UA2775
20:20
20:20
20:20
20:20
20:20
20:20
20:20
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - IAD

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

American Airlines

Via Charlotte with American Airlines

  • Total flight time: 4h 27m - 7h 00m.
  • One World Alliance
  • 79 flights per week
IAH
 
Via CLT
 
IAD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
AA2011
AA5220
06:00
06:00
06:00
06:00
06:00
05:40
06:00
AA1919
AA5549
15:06
15:06
15:06
15:06
15:06
15:06
15:06
AA1920
AA1242
17:29
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17:29
17:29
17:40
17:29
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - IAD

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

Delta Air Lines

Via Atlanta with Delta Air Lines

  • Total flight time: 4h 28m - 6h 50m.
  • Sky Team Alliance
  • 166 flights per week
IAH
 
Via ATL
 
IAD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
DL1069
DL1444
05:40
05:40
05:40
05:40
05:40
05:40
05:40
DL1315
DL2135
07:00
07:00
07:00
07:00
07:00
07:00
07:00
DL644
DL2135
08:05
08:05
08:05
08:05
08:05
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08:05
DL2709
DL2135
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----
08:05
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DL1585
DL1695
09:41
09:41
09:41
09:41
09:41
----
09:41
DL1682
DL2902
12:05
12:05
12:05
12:05
12:05
12:05
12:05
DL1572
DL1309
14:38
14:38
14:38
14:38
14:38
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14:38
DL2890
DL2549
16:51
16:51
16:51
16:51
16:51
17:20
16:51
DL1223
DL2549
18:37
18:37
18:37
18:37
18:37
----
18:37
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - IAD

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

United Airlines

Via New Orleans with United Airlines

  • Total flight time: 4h 35m - 10h 35m.
  • Houston and Dulles are both United Airlines hubs.
  • 55 flights per week
  • Boeing 737-800 Passenger
    Boeing 737-900 Passenger
    Boeing 737MAX 9 Passenger
    Boeing 737-700 Passenger
IAH
 
Via MSY
 
IAD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
UA575
UA4023
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----
----
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09:34
UA575
UA2497
09:45
09:45
09:45
09:45
09:45
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----
UA575
UA3597
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----
----
----
09:45
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SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - IAD

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

United Airlines

Via Mobile with United Airlines

  • Total flight time: 4h 36m - 5h 23m.
  • Houston and Dulles are both United Airlines hubs.
  • 21 flights per week
  • Boeing 737-800 Passenger
    Boeing 737-900 Passenger
    Boeing 737MAX 9 Passenger
    Boeing 737-700 Passenger
IAH
 
Via MOB
 
IAD
 
Flight
Mon
Jul 27
Tue
Jul 28
Wed
Jul 29
Thu
Jul 30
Fri
Jul 31
Sat
Aug 1
Sun
Aug 2
UA4369
UA4314
10:15
10:15
10:15
10:15
10:15
10:15
10:15
SHOW RETURN SCHEDULE
CHECK PRICES FOR IAH - IAD

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

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At Airlineinformation.com you can learn all about the airlines operating around the world together with their destinations and where they operate. You will get a transparent overview of airlines with scheduled flights between any two destinations with non-stop or 1-stop flights regardless of price or availability.
Flight data on this page was last updated on 2026-07-13
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