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Dulles International Airport to George Bush Intercontinental Airport flight
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Cheap Flight Deals from Dulles International Airport to George Bush Intercontinental Airport

Search for flights from Washington D.C. to Houston and check out affordable one-way and round-trip options.

  • One way
  • Round-trip
sortSort: Price (Lowest)
  • Sort: Price (Lowest)
  • Sort: Departure (Earliest)
      • IAD07:16
        10h 2m
        1 stop
        IAH16:18
        Washington D.C. - Houston|Tue, Jul 23|Delta Air Lines
        THB 4,576THB 5,900
        22% OFF
        22% OFF
        THB 5,900THB 4,576
      • IAD07:16
        9h 25m
        1 stop
        IAH15:41
        Washington D.C. - Houston|Wed, Jul 10|Delta Air Lines
        THB 4,582THB 5,900
        22% OFF
        22% OFF
        THB 5,900THB 4,582
      • IAD06:00
        5h 25m
        1 stop
        IAH10:25
        Washington D.C. - Houston|Wed, Jun 26|American Airlines
        THB 4,738THB 5,900
        20% OFF
        20% OFF
        THB 5,900THB 4,738
      • IAD06:10
        5h 35m
        1 stop
        IAH10:45
        Washington D.C. - Houston|Fri, Jul 5|Delta Air Lines
        THB 4,804
        THB 4,804
      • IAD05:00
        4h 49m
        1 stop
        IAH08:49
        Washington D.C. - Houston|Mon, Jun 24|American Airlines
        THB 4,844
        THB 4,844
      • IAD05:00
        4h 46m
        1 stop
        IAH08:46
        Washington D.C. - Houston|Mon, Jul 8|American Airlines
        THB 4,844
        THB 4,844
      • IAD05:00
        4h 49m
        1 stop
        IAH08:49
        Washington D.C. - Houston|Mon, Jul 1|American Airlines
        THB 4,880
        THB 4,880
      • IAD06:00
        5h 25m
        1 stop
        IAH10:25
        Washington D.C. - Houston|Tue, Jun 18|American Airlines
        THB 4,900
        THB 4,900
      • IAD13:22
        4h 51m
        1 stop
        IAH17:13
        Washington D.C. - Houston|Wed, Jul 24|American Airlines
        THB 4,905
        THB 4,905
      • IAD06:00
        6h 32m
        1 stop
        IAH11:32
        Washington D.C. - Houston|Tue, Jul 2|American Airlines
        THB 4,936
        THB 4,936
      • IAD13:00
        3h 5m
        Direct
        IAH14:00
        Washington D.C. - Houston|Tue, Jun 11|Delta Air Lines
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Selected Airlines from Dulles International Airport to George Bush Intercontinental Airport

See which airlines fly from Washington D.C. to Houston. Find the airline that best meets your travel needs by comparing prices and treat yourself to an enjoyable journey.

Delta Air Lines
From THB 4,576
American Airlines
From THB 4,738
United Airlines
From THB 5,067
Southern Airways Express
From THB 9,290
Sun Country Airlines
From THB 12,733
Alaska Airlines
From THB 13,214
ANA airlines

Find more flights and airlines

Find Cheaper Flights from Washington D.C. to Houston

Explore other flights from Washington D.C. to Houston to find the best alternative options.

  • Cheapest
    Frontier Airlines
    DCA
    07:00
    8h 55m
    1 transfer
    HOU
    14:55
    Ronald Reagan Washington National Airport - William P. Hobby Airport
    Tue, Jun 25Frontier Airlines
    THB 3,267
  • Frontier Airlines
    DCA
    07:00
    26h 33m
    1 transfer
    IAH
    08:33
    Ronald Reagan Washington National Airport - George Bush Intercontinental Airport
    Tue, Jun 11Frontier Airlines
    THB 3,960
  • Frontier Airlines
    DCA
    07:00
    26h 33m
    1 transfer
    IAH
    08:33
    Ronald Reagan Washington National Airport - George Bush Intercontinental Airport
    Tue, Jun 11Frontier Airlines
    THB 3,960
    Find More Flights
Flight Schedule from Dulles International Airport to George Bush Intercontinental Airport

Check the schedule for flights from Washington D.C. to Houston and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. AA5054

    American Airlines

    05:00

    IAD

    1.6h

    06:34

    CLT

    SMTWTFS
    Search

  2. AA2445

    American Airlines

    07:21

    CLT

    2.6h

    09:00

    IAH

    SMTWTFS

  3. UA2282

    United Airlines

    06:10

    IAD

    3.1h

    Direct

    08:19

    IAH

    SMTWTFS
    Search

  4. AA2617

    American Airlines

    06:50

    IAD

    3.4h

    09:15

    DFW

    SMTWTFS
    Search

  5. AA1424

    American Airlines

    10:07

    DFW

    1.3h

    11:23

    IAH

    SMTWTFS

  6. AA2617

    American Airlines

    06:50

    IAD

    3.4h

    09:15

    DFW

    SMTWTFS
    Search

  7. F93194

    Frontier Airlines

    08:00

    DFW

    1.2h

    09:11

    IAH

    SMTWTFS

  8. UA1412

    United Airlines

    08:15

    IAD

    1.5h

    09:45

    CLT

    SMTWTFS
    Search

  9. NK1475

    Spirit Airlines

    12:40

    CLT

    2.6h

    14:19

    IAH

    S-TWTFS

  10. AA5543

    American Airlines

    13:10

    IAD

    1.7h

    14:54

    CLT

    SMTWTFS
    Search

  11. AA1661

    American Airlines

    15:10

    CLT

    2.7h

    16:50

    IAH

    SMTWTFS

  12. AA1390

    American Airlines

    17:17

    IAD

    3.6h

    19:51

    DFW

    -MTWTFS
    Search

  13. AA2790

    American Airlines

    20:10

    DFW

    1.1h

    21:18

    IAH

    SMTWTFS

  14. UA688

    United Airlines

    17:35

    IAD

    1.7h

    19:17

    BOS

    S-TWT-S
    Search

  15. NK254

    Spirit Airlines

    21:45

    BOS

    4.2h

    00:59

    IAH

    SMTWTFS

  16. AA5447

    American Airlines

    17:38

    IAD

    1.8h

    19:28

    CLT

    SMTWTFS
    Search

  17. AA1840

    American Airlines

    20:40

    CLT

    2.7h

    22:21

    IAH

    SMTWTFS

  18. UA2275

    United Airlines

    22:09

    IAD

    3.1h

    Direct

    00:15

    IAH

    SMTWTFS
    Search
Find more flights and airlines

Dulles International Airport to George Bush Intercontinental Airport Flights Info

Flight distance1,916.53km
Cheapest one-way ticket priceTHB 4,576
Cheapest return ticket priceTHB 8,677

FAQs for Dulles International Airport to George Bush Intercontinental Airport Flights

  • How long does it take to fly from Dulles International Airport (IAD) to George Bush Intercontinental Airport (IAH)?

    It takes around 3 hours 11 minutes to fly from Dulles International Airport (IAD) to Dulles International Airport(IAH).

  • How many daily flights are there from Dulles International Airport (IAD) to George Bush Intercontinental Airport (IAH)?

    There are around 5 daily flights from Dulles International Airport (IAD) to George Bush Intercontinental Airport (IAH).

  • When are flight tickets from Dulles International Airport (IAD) to George Bush Intercontinental Airport (IAH) the cheapest?

    Tickets cost around THB 7,175 in July, making it the cheapest month to book. Dulles International Airport (IAD) to George Bush Intercontinental Airport (IAH) is a popular route, so don't forget to book your tickets in advance.

  • When are flight tickets from Dulles International Airport (IAD) to George Bush Intercontinental Airport (IAH) most expensive?

    The route from Dulles International Airport (IAD) to George Bush Intercontinental Airport (IAH) is quite popular. Without considering departure times or holidays, tickets cost around THB 10,427 in June, the most expensive month to book this route.

  • Which airline operates the most direct flights from Dulles International Airport (IAD) to George Bush Intercontinental Airport (IAH)?

    United Airlines is a very popular airline operating an average of 1620 flights per month.

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