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Dulles International Airport to George Bush Intercontinental Airport flight

Explore the cheapest one-way and round-trip flights from Dulles International Airport to George Bush Intercontinental Airport over the next 90 days, with one-way fares from $39 and round-trip from $96. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      IAD 5:54 PM
      3h 36m
      Nonstop
      IAH 8:30 PM
      Washington D.C. - Houston | Wed, Nov 18 | United Airlines
      IAH 4:55 PM
      3h 2m
      Nonstop
      DCA 8:57 PM
      Houston - Washington D.C. | Wed, Nov 25 | United Airlines
      $307 $366
      16% off
      16% off
      $366 $307
    • IAD 5:54 PM
      3h 36m
      Nonstop
      IAH 8:30 PM
      Washington D.C. - Houston | Wed, Nov 25 | United Airlines
      IAH 8:38 PM
      2h 59m
      Nonstop
      DCA 12:37 AM
      Houston - Washington D.C. | Tue, Dec 1 | United Airlines
      $307 $366
      16% off
      16% off
      $366 $307
    • IAD 10:33 PM
      11h 3m
      1 stop
      IAH 8:36 AM
      Washington D.C. - Houston | Mon, Dec 7 | Frontier Airlines
      IAH 9:38 PM
      12h 33m
      1 stop
      IAD 11:11 AM
      Houston - Washington D.C. | Fri, Dec 11 | Frontier Airlines
      $96 $366
      74% off
      74% off
      $366 $96
    • IAD 10:33 PM
      11h 13m
      1 stop
      IAH 8:46 AM
      Washington D.C. - Houston | Tue, Dec 8 | Frontier Airlines
      IAH 9:24 PM
      12h 47m
      1 stop
      IAD 11:11 AM
      Houston - Washington D.C. | Fri, Dec 11 | Frontier Airlines
      $98
      73% off
      $366 $98
    • IAD 12:06 PM
      6h 25m
      1 stop
      IAH 5:31 PM
      Washington D.C. - Houston | Sun, Dec 6 | Frontier Airlines
      IAH 10:57 AM
      22h 10m
      1 stop
      IAD 10:07 AM
      Houston - Washington D.C. | Fri, Dec 11 | Frontier Airlines
      $102
      72% off
      $366 $102
    • IAD 8:05 AM
      7h 39m
      1 stop
      IAH 2:44 PM
      Washington D.C. - Houston | Sun, Nov 8 | Frontier Airlines
      IAH 6:00 AM
      10h 12m
      1 stop
      IAD 5:12 PM
      Houston - Washington D.C. | Sat, Nov 14 | Frontier Airlines
      $106
      71% off
      $366 $106
    • IAD 8:05 AM
      15h 26m
      1 stop
      IAH 10:31 PM
      Washington D.C. - Houston | Sat, Nov 7 | Frontier Airlines
      IAH 6:05 AM
      10h 7m
      1 stop
      IAD 5:12 PM
      Houston - Washington D.C. | Sat, Nov 14 | Frontier Airlines
      $107
      71% off
      $366 $107
    • IAD 9:06 PM
      11h 17m
      1 stop
      IAH 7:23 AM
      Washington D.C. - Houston | Fri, Nov 20 | Frontier Airlines
      IAH 6:00 AM
      10h 12m
      1 stop
      IAD 5:12 PM
      Houston - Washington D.C. | Sun, Nov 22 | Frontier Airlines
      $107
      71% off
      $366 $107
    • IAD 10:35 PM
      11h 10m
      1 stop
      IAH 8:45 AM
      Washington D.C. - Houston | Fri, Dec 11 | Frontier Airlines
      IAH 9:24 PM
      12h 47m
      1 stop
      IAD 11:11 AM
      Houston - Washington D.C. | Sat, Dec 12 | Frontier Airlines
      $107
      71% off
      $366 $107
    • WAS 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Washington D.C. - Houston | Wed, Oct 28 | Normal Airline
      HOU 3:00 PM
      6h
      Nonstop
      WAS 4:00 PM
      Houston - Washington D.C. | Fri, Oct 30 | Normal Airline
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    • Cheapest
      IAD 7:48 AM
      28h 46m
      1 stop
      IAH 11:34 AM
      Washington D.C. - Houston | Tue, Nov 17 | Frontier Airlines
      $39 $211
      82% off
      82% off
      $211 $39
    • IAD 7:48 AM
      15h 5m
      1 stop
      IAH 9:53 PM
      Washington D.C. - Houston | Wed, Nov 11 | Frontier Airlines
      $44 $211
      79% off
      79% off
      $211 $44
    • IAD 12:06 PM
      6h 25m
      1 stop
      IAH 5:31 PM
      Washington D.C. - Houston | Wed, Dec 2 | Frontier Airlines
      $48 $211
      77% off
      77% off
      $211 $48
    • IAD 10:33 PM
      11h 3m
      1 stop
      IAH 8:36 AM
      Washington D.C. - Houston | Tue, Dec 1 | Frontier Airlines
      $48
      77% off
      $211 $48
    • IAD 10:35 PM
      11h 10m
      1 stop
      IAH 8:45 AM
      Washington D.C. - Houston | Sat, Dec 5 | Frontier Airlines
      $48
      77% off
      $211 $48
    • IAD 7:32 AM
      24h 51m
      1 stop
      IAH 7:23 AM
      Washington D.C. - Houston | Fri, Nov 13 | Frontier Airlines
      $49
      77% off
      $211 $49
    • IAD 7:48 AM
      7h 56m
      1 stop
      IAH 2:44 PM
      Washington D.C. - Houston | Wed, Nov 18 | Frontier Airlines
      $49
      77% off
      $211 $49
    • IAD 7:32 AM
      15h 21m
      1 stop
      IAH 9:53 PM
      Washington D.C. - Houston | Thu, Nov 12 | Frontier Airlines
      $49
      77% off
      $211 $49
    • IAD 12:06 PM
      6h 23m
      1 stop
      IAH 5:29 PM
      Washington D.C. - Houston | Tue, Dec 8 | Frontier Airlines
      $50
      76% off
      $211 $50
    • WAS 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Washington D.C. - Houston | Wed, Oct 28 | Normal Airline
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    • Cheapest nonstop
      IAD 6:00 AM
      3h 37m
      Nonstop
      IAH 8:37 AM
      Washington D.C. - Houston | Thu, Nov 12 | United Airlines
      $177 $211
      16% off
      16% off
      $211 $177
    • IAD 12:50 PM
      3h 37m
      Nonstop
      IAH 3:27 PM
      Washington D.C. - Houston | Wed, Nov 11 | United Airlines
      $177 $211
      16% off
      16% off
      $211 $177
    • IAD 10:54 PM
      3h 36m
      Nonstop
      IAH 1:30 AM
      Washington D.C. - Houston | Thu, Dec 24 | United Airlines
      $193 $446
      56% off
      56% off
      $446 $193
    • IAD 2:24 PM
      3h 37m
      Nonstop
      IAH 5:01 PM
      Washington D.C. - Houston | Mon, Dec 7 | United Airlines
      $205
      54% off
      $446 $205
    • IAD 5:55 PM
      3h 47m
      Nonstop
      IAH 8:42 PM
      Washington D.C. - Houston | Fri, Dec 25 | United Airlines
      $205
      54% off
      $446 $205
    • IAD 10:54 PM
      3h 36m
      Nonstop
      IAH 1:30 AM
      Washington D.C. - Houston | Tue, Dec 29 | United Airlines
      $205
      54% off
      $446 $205
    • IAD 2:24 PM
      3h 37m
      Nonstop
      IAH 5:01 PM
      Washington D.C. - Houston | Thu, Dec 3 | United Airlines
      $207
      54% off
      $446 $207
    • IAD 2:38 PM
      3h 37m
      Nonstop
      IAH 5:15 PM
      Washington D.C. - Houston | Fri, Nov 6 | United Airlines
      $212
      52% off
      $446 $212
    • IAD 2:24 PM
      3h 37m
      Nonstop
      IAH 5:01 PM
      Washington D.C. - Houston | Tue, Dec 1 | United Airlines
      $215
      52% off
      $446 $215
    • WAS 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Washington D.C. - Houston | Wed, Oct 28 | Normal Airline
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    • Cheapest nonstop
      IAD 10:54 PM
      3h 36m
      Nonstop
      IAH 1:30 AM
      Washington D.C. - Houston | Thu, Dec 24 | United Airlines
      $193 $446
      56% off
      56% off
      $446 $193
    • IAD 2:24 PM
      3h 37m
      Nonstop
      IAH 5:01 PM
      Washington D.C. - Houston | Mon, Dec 7 | United Airlines
      $205 $446
      54% off
      54% off
      $446 $205
    • IAD 5:55 PM
      3h 47m
      Nonstop
      IAH 8:42 PM
      Washington D.C. - Houston | Fri, Dec 25 | United Airlines
      $205 $446
      54% off
      54% off
      $446 $205
    • IAD 10:54 PM
      3h 36m
      Nonstop
      IAH 1:30 AM
      Washington D.C. - Houston | Tue, Dec 29 | United Airlines
      $205
      54% off
      $446 $205
    • IAD 2:24 PM
      3h 37m
      Nonstop
      IAH 5:01 PM
      Washington D.C. - Houston | Thu, Dec 3 | United Airlines
      $207
      54% off
      $446 $207
    • IAD 2:38 PM
      3h 37m
      Nonstop
      IAH 5:15 PM
      Washington D.C. - Houston | Fri, Nov 6 | United Airlines
      $212
      52% off
      $446 $212
    • IAD 2:24 PM
      3h 37m
      Nonstop
      IAH 5:01 PM
      Washington D.C. - Houston | Tue, Dec 1 | United Airlines
      $215
      52% off
      $446 $215
    • IAD 10:54 PM
      3h 36m
      Nonstop
      IAH 1:30 AM
      Washington D.C. - Houston | Tue, Dec 22 | United Airlines
      $221
      50% off
      $446 $221
    • IAD 2:38 PM
      3h 37m
      Nonstop
      IAH 5:15 PM
      Washington D.C. - Houston | Wed, Nov 18 | United Airlines
      $258
      42% off
      $446 $258
    • WAS 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Washington D.C. - Houston | Wed, Oct 28 | Normal Airline
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    • Cheapest nonstop
      IAD 2:38 PM
      3h 37m
      Nonstop
      IAH 5:15 PM
      Washington D.C. - Houston | Tue, Oct 27 | United Airlines
      $235 $446
      47% off
      47% off
      $446 $235
    • IAD 12:50 PM
      3h 37m
      Nonstop
      IAH 3:27 PM
      Washington D.C. - Houston | Sun, Nov 1 | United Airlines
      $285 $446
      36% off
      36% off
      $446 $285
    • IAD 2:38 PM
      3h 37m
      Nonstop
      IAH 5:15 PM
      Washington D.C. - Houston | Wed, Oct 28 | United Airlines
      $332 $446
      26% off
      26% off
      $446 $332
    • IAD 5:54 PM
      3h 36m
      Nonstop
      IAH 8:30 PM
      Washington D.C. - Houston | Mon, Nov 2 | United Airlines
      $340
      24% off
      $446 $340
    • IAD 2:38 PM
      3h 37m
      Nonstop
      IAH 5:15 PM
      Washington D.C. - Houston | Fri, Oct 30 | United Airlines
      $356
      20% off
      $446 $356
    • IAD 2:38 PM
      3h 37m
      Nonstop
      IAH 5:15 PM
      Washington D.C. - Houston | Thu, Oct 29 | United Airlines
      $373
      16% off
      $446 $373
    • IAD 2:38 PM
      3h 37m
      Nonstop
      IAH 5:15 PM
      Washington D.C. - Houston | Sat, Oct 31 | United Airlines
      $374
      16% off
      $446 $374
    • IAD 3:03 PM
      5h 59m
      1 stop
      IAH 8:02 PM
      Washington D.C. - Houston | Wed, Oct 28 | Delta Air Lines
      $237
      47% off
      $446 $237
    • IAD 6:05 AM
      5h 22m
      1 stop
      IAH 10:27 AM
      Washington D.C. - Houston | Thu, Oct 29 | Delta Air Lines
      $323
      28% off
      $446 $323
    • WAS 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Washington D.C. - Houston | Wed, Oct 28 | Normal Airline
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    • IAD 10:54 PM
      3h 36m
      Nonstop
      IAH 1:30 AM
      Washington D.C. - Houston | Thu, Dec 24 | United Airlines
      $193 $446
      56% off
      56% off
      $446 $193
    • IAD 10:54 PM
      3h 36m
      Nonstop
      IAH 1:30 AM
      Washington D.C. - Houston | Tue, Dec 29 | United Airlines
      $205 $446
      54% off
      54% off
      $446 $205
    • IAD 10:54 PM
      3h 36m
      Nonstop
      IAH 1:30 AM
      Washington D.C. - Houston | Tue, Dec 22 | United Airlines
      $221 $446
      50% off
      50% off
      $446 $221
    • IAD 8:30 AM
      3h 36m
      Nonstop
      IAH 11:06 AM
      Washington D.C. - Houston | Wed, Dec 2 | United Airlines
      $261
      53% off
      $558 $261
    • IAD 5:54 PM
      3h 36m
      Nonstop
      IAH 8:30 PM
      Washington D.C. - Houston | Sun, Nov 15 | United Airlines
      $293
      47% off
      $558 $293
    • IAD 5:54 PM
      3h 36m
      Nonstop
      IAH 8:30 PM
      Washington D.C. - Houston | Mon, Nov 2 | United Airlines
      $340
      24% off
      $446 $340
    • IAD 5:54 PM
      3h 36m
      Nonstop
      IAH 8:30 PM
      Washington D.C. - Houston | Mon, Nov 30 | United Airlines
      $369
      34% off
      $558 $369
    • IAD 8:34 AM
      3h 36m
      Nonstop
      IAH 11:10 AM
      Washington D.C. - Houston | Thu, Oct 29 | United Airlines
      $373
      33% off
      $558 $373
    • IAD 8:34 AM
      3h 36m
      Nonstop
      IAH 11:10 AM
      Washington D.C. - Houston | Sun, Nov 29 | United Airlines
      $468
      16% off
      $558 $468
    • WAS 1:00 PM
      17h 25m
      1 stop
      HOU 2:00 PM
      Washington D.C. - Houston | Wed, Oct 28 | Normal Airline
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Displayed flight fares from Washington D.C. to Houston are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Which airline offers the cheapest flights from Dulles International Airport to George Bush Intercontinental Airport?

The cheapest airline flying from Dulles International Airport to George Bush Intercontinental Airport is Frontier Airlines (from $44) among 4 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Frontier Airlines
From $44
Delta Air Lines
From $93
American Airlines
From $158
United Airlines
From $177

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What is the 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. DL1354

    Dulles International Airport

    7:17 AM

    IAD

    2h 5m

    Nonstop

    9:22 AM

    ATL

    S M T W T F S
    Search

  2. F93217

    Hartsfield–Jackson Atlanta International Airport

    6:35 PM

    ATL

    2h 34m

    Nonstop

    8:09 PM

    IAH

    - - T - - - -

  3. F94707

    Dulles International Airport

    7:50 AM

    IAD

    2h 4m

    Nonstop

    9:54 AM

    ATL

    S M T W T F S
    Search

  4. F93217

    Hartsfield–Jackson Atlanta International Airport

    6:35 PM

    ATL

    2h 34m

    Nonstop

    8:09 PM

    IAH

    - - T - - - -

  5. F94707

    Dulles International Airport

    7:50 AM

    IAD

    2h 4m

    Nonstop

    9:54 AM

    ATL

    S M T W T F S
    Search

  6. DL1874

    Hartsfield–Jackson Atlanta International Airport

    2:37 PM

    ATL

    2h 10m

    Nonstop

    3:47 PM

    IAH

    S M T W T F S

  7. F94409

    Dulles International Airport

    9:06 PM

    IAD

    2h 2m

    Nonstop

    11:08 PM

    ATL

    S M T W T F S
    Search

  8. F91403

    Hartsfield–Jackson Atlanta International Airport

    6:00 AM

    ATL

    2h 19m

    Nonstop

    7:19 AM

    IAH

    S M - W T F S

  9. F94707

    Dulles International Airport

    7:50 AM

    IAD

    2h 4m

    Nonstop

    9:54 AM

    ATL

    S M T W T F S
    Search

  10. F94075

    Hartsfield–Jackson Atlanta International Airport

    9:04 PM

    ATL

    2h 19m

    Nonstop

    10:23 PM

    IAH

    S M T W T F S

  11. F94707

    Dulles International Airport

    7:50 AM

    IAD

    2h 4m

    Nonstop

    9:54 AM

    ATL

    S M T W T F S
    Search

  12. F91403

    Hartsfield–Jackson Atlanta International Airport

    6:00 AM

    ATL

    2h 19m

    Nonstop

    7:19 AM

    IAH

    S M - W T F S

  13. F94707

    Dulles International Airport

    7:50 AM

    IAD

    2h 4m

    Nonstop

    9:54 AM

    ATL

    S M T W T F S
    Search

  14. F92399

    Hartsfield–Jackson Atlanta International Airport

    9:55 AM

    ATL

    2h 27m

    Nonstop

    11:22 AM

    IAH

    S M T W T F S
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About Dulles International Airport and George Bush Intercontinental Airport

Learn about Dulles International Airport (IAD) and George Bush Intercontinental Airport (IAH) — including location, terminals, transportation, and travel tips.

Flight distance 1,916.53 km
Cheapest one-way ticket price $39
Cheapest return ticket price $96

FAQs for Dulles International Airport to George Bush Intercontinental Airport Flights

  • How long is the flight from Dulles International Airport to George Bush Intercontinental Airport?

    Dulles International Airport to George Bush Intercontinental Airport takes about 3 hours 35 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 5 daily flights from Dulles International Airport (IAD) to George Bush Intercontinental Airport (IAH).
  • The earliest flight from Dulles International Airport to George Bush Intercontinental Airport departs at 06:15, and the last departs at 22:18, with about 10 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • 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 $361 in October, the most expensive month to book this route.
  • The earliest flight departs from Dulles International Airport (IAD) at 06:00 and arrives in George Bush Intercontinental Airport (IAH) at 08:29.
  • The latest flight departs from Dulles International Airport (IAD) at 17:55 and arrives in George Bush Intercontinental Airport (IAH) at 20:14.
  • United Airlines is a very popular airline operating an average of 3194 flights per month.
  • One-way flights from Dulles International Airport to George Bush Intercontinental Airport currently start from $39, and round-trip fares start from $96. The current lowest fare is a Frontier Airlines flight departing on Tue, Nov 17; prices may vary depending on availability.
  • Yes. United Airlines operate direct flights from Dulles International Airport to George Bush Intercontinental Airport, with an average flight time of 4 hours 46 minutes, and around 63 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Dulles International Airport to George Bush Intercontinental Airport is $214. Prices may vary depending on the departure date, airline, and availability.
  • Dulles International Airport to George Bush Intercontinental Airport operates around 64 weekly flights, mainly by United Airlines. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Dulles International Airport and George Bush Intercontinental Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.