Flights from Washington to Houston (IAD to IAH)

Discover more affordable routes and cheaper dates from Washington to Houston (IAD to IAH) within a date range.

⭐ Search by country or region to discover more affordable routes, like Netherlands → Italy or Europe → South East Asia.

US$
Hours
Hours
Loading…
  • US$216
    United Airlines
    10:24pm - 1:00am
    Thu Dec 26th 2024
    3h 36m
    Washington, D.C. (IAD) → Houston (IAH)
    Direct

    Thu Dec 26th 2024 United Airlines · UA 2275 Depart at 10:24pm from Washington, D.C. (IAD) Fly for 3h 36m Arrive at 1:00am in Houston (IAH)

  • US$216
    United Airlines
    6:08am - 8:46am
    Wed Dec 25th 2024
    3h 38m
    Washington, D.C. (IAD) → Houston (IAH)
    Direct

    Wed Dec 25th 2024 United Airlines · UA 1372 Depart at 6:08am from Washington, D.C. (IAD) Fly for 3h 38m Arrive at 8:46am in Houston (IAH)

  • US$247
    United Airlines
    5:32pm - 8:10pm
    Thu Dec 26th 2024
    3h 38m
    Washington, D.C. (IAD) → Houston (IAH)
    Direct

    Thu Dec 26th 2024 United Airlines · UA 1360 Depart at 5:32pm from Washington, D.C. (IAD) Fly for 3h 38m Arrive at 8:10pm in Houston (IAH)

  • US$247
    United Airlines
    6:08am - 8:46am
    Thu Dec 26th 2024
    3h 38m
    Washington, D.C. (IAD) → Houston (IAH)
    Direct

    Thu Dec 26th 2024 United Airlines · UA 1372 Depart at 6:08am from Washington, D.C. (IAD) Fly for 3h 38m Arrive at 8:46am in Houston (IAH)

  • US$253
    United Airlines
    5:32pm - 8:10pm
    Wed Dec 25th 2024
    3h 38m
    Washington, D.C. (IAD) → Houston (IAH)
    Direct

    Wed Dec 25th 2024 United Airlines · UA 1360 Depart at 5:32pm from Washington, D.C. (IAD) Fly for 3h 38m Arrive at 8:10pm in Houston (IAH)

  • US$253
    United Airlines
    8:37am - 11:15am
    Wed Dec 25th 2024
    3h 38m
    Washington, D.C. (IAD) → Houston (IAH)
    Direct

    Wed Dec 25th 2024 United Airlines · UA 1524 Depart at 8:37am from Washington, D.C. (IAD) Fly for 3h 38m Arrive at 11:15am in Houston (IAH)

  • US$285
    United Airlines
    12:50pm - 3:28pm
    Wed Dec 25th 2024
    3h 38m
    Washington, D.C. (IAD) → Houston (IAH)
    Direct

    Wed Dec 25th 2024 United Airlines · UA 1344 Depart at 12:50pm from Washington, D.C. (IAD) Fly for 3h 38m Arrive at 3:28pm in Houston (IAH)

  • US$301
    United AirlinesUnited Airlines
    5:22pm - 12:30am
    Thu Dec 26th 2024
    8h 8m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Thu Dec 26th 2024 United Airlines · UA 2497 Depart at 5:22pm from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 6:42pm in Chicago (ORD)

    Layover in Chicago for 2h 47m

    Thu Dec 26th 2024 United Airlines · UA 2665 Depart at 9:29pm from Chicago (ORD) Fly for 3h 1m Arrive at 12:30am in Houston (IAH)

  • US$340
    United Airlines
    12:50pm - 3:28pm
    Thu Dec 26th 2024
    3h 38m
    Washington, D.C. (IAD) → Houston (IAH)
    Direct

    Thu Dec 26th 2024 United Airlines · UA 1344 Depart at 12:50pm from Washington, D.C. (IAD) Fly for 3h 38m Arrive at 3:28pm in Houston (IAH)

  • US$348
    United Airlines
    8:37am - 11:15am
    Thu Dec 26th 2024
    3h 38m
    Washington, D.C. (IAD) → Houston (IAH)
    Direct

    Thu Dec 26th 2024 United Airlines · UA 1524 Depart at 8:37am from Washington, D.C. (IAD) Fly for 3h 38m Arrive at 11:15am in Houston (IAH)

  • US$351
    United AirlinesUnited Airlines
    8:35am - 1:38pm
    Wed Dec 25th 2024
    6h 3m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 1710 Depart at 8:35am from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 9:55am in Chicago (ORD)

    Layover in Chicago for 0h 40m

    Wed Dec 25th 2024 United Airlines · UA 2483 Depart at 10:35am from Chicago (ORD) Fly for 3h 3m Arrive at 1:38pm in Houston (IAH)

  • US$351
    United AirlinesUnited Airlines
    5:29pm - 11:00pm
    Wed Dec 25th 2024
    6h 31m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 2497 Depart at 5:29pm from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 6:49pm in Chicago (ORD)

    Layover in Chicago for 1h 11m

    Wed Dec 25th 2024 United Airlines · UA 2155 Depart at 8:00pm from Chicago (ORD) Fly for 3h 0m Arrive at 11:00pm in Houston (IAH)

  • US$351
    United AirlinesUnited Airlines
    8:35am - 3:48pm
    Wed Dec 25th 2024
    8h 13m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 1710 Depart at 8:35am from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 9:55am in Chicago (ORD)

    Layover in Chicago for 2h 51m

    Wed Dec 25th 2024 United Airlines · UA 609 Depart at 12:46pm from Chicago (ORD) Fly for 3h 2m Arrive at 3:48pm in Houston (IAH)

  • US$361
    United AirlinesUnited Airlines
    8:30am - 8:49pm
    Wed Dec 25th 2024
    13h 19m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 4590 Depart at 8:30am from Washington, D.C. (IAD) Fly for 1h 11m Arrive at 9:41am in Philadelphia (PHL)

    Layover in Philadelphia for 8h 13m

    Wed Dec 25th 2024 United Airlines · UA 2112 Depart at 5:54pm from Philadelphia (PHL) Fly for 3h 55m Arrive at 8:49pm in Houston (IAH)

  • US$364
    United AirlinesUnited Airlines
    5:22pm - 11:00pm
    Thu Dec 26th 2024
    6h 38m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Thu Dec 26th 2024 United Airlines · UA 2497 Depart at 5:22pm from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 6:42pm in Chicago (ORD)

    Layover in Chicago for 1h 18m

    Thu Dec 26th 2024 United Airlines · UA 2155 Depart at 8:00pm from Chicago (ORD) Fly for 3h 0m Arrive at 11:00pm in Houston (IAH)

  • US$366
    United AirlinesUnited Airlines
    8:30am - 7:07pm
    Wed Dec 25th 2024
    11h 37m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 2314 Depart at 8:30am from Washington, D.C. (IAD) Fly for 3h 41m Arrive at 11:11am in Dallas (DFW)

    Layover in Dallas for 6h 39m

    Wed Dec 25th 2024 United Airlines · UA 416 Depart at 5:50pm from Dallas (DFW) Fly for 1h 17m Arrive at 7:07pm in Houston (IAH)

  • US$371
    United AirlinesUnited Airlines
    8:35am - 5:25pm
    Wed Dec 25th 2024
    9h 50m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 1710 Depart at 8:35am from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 9:55am in Chicago (ORD)

    Layover in Chicago for 4h 28m

    Wed Dec 25th 2024 United Airlines · UA 1373 Depart at 2:23pm from Chicago (ORD) Fly for 3h 2m Arrive at 5:25pm in Houston (IAH)

  • US$371
    United AirlinesUnited Airlines
    8:35am - 9:22pm
    Wed Dec 25th 2024
    13h 47m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 1710 Depart at 8:35am from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 9:55am in Chicago (ORD)

    Layover in Chicago for 8h 24m

    Wed Dec 25th 2024 United Airlines · UA 1568 Depart at 6:19pm from Chicago (ORD) Fly for 3h 3m Arrive at 9:22pm in Houston (IAH)

  • US$374
    United AirlinesUnited Airlines
    8:40am - 6:12pm
    Wed Dec 25th 2024
    10h 32m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 3561 Depart at 8:40am from Washington, D.C. (IAD) Fly for 1h 55m Arrive at 10:35am in Indianapolis (IND)

    Layover in Indianapolis for 5h 54m

    Wed Dec 25th 2024 United Airlines · UA 2204 Depart at 4:29pm from Indianapolis (IND) Fly for 2h 43m Arrive at 6:12pm in Houston (IAH)

  • US$374
    United AirlinesUnited Airlines
    10:16pm - 8:27am
    Wed Dec 25th 2024
    11h 11m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 2480 Depart at 10:16pm from Washington, D.C. (IAD) Fly for 2h 0m Arrive at 12:16am in Atlanta (ATL)

    Layover in Atlanta for 6h 44m

    Thu Dec 26th 2024 United Airlines · UA 759 Depart at 7:00am from Atlanta (ATL) Fly for 2h 27m Arrive at 8:27am in Houston (IAH)

  • US$374
    United AirlinesUnited Airlines
    8:15am - 6:44pm
    Wed Dec 25th 2024
    11h 29m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 2642 Depart at 8:15am from Washington, D.C. (IAD) Fly for 1h 59m Arrive at 10:14am in Atlanta (ATL)

    Layover in Atlanta for 6h 56m

    Wed Dec 25th 2024 United Airlines · UA 5960 Depart at 5:10pm from Atlanta (ATL) Fly for 2h 34m Arrive at 6:44pm in Houston (IAH)

  • US$376
    United AirlinesUnited Airlines
    8:35am - 7:50pm
    Wed Dec 25th 2024
    12h 15m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 1710 Depart at 8:35am from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 9:55am in Chicago (ORD)

    Layover in Chicago for 6h 53m

    Wed Dec 25th 2024 United Airlines · UA 1899 Depart at 4:48pm from Chicago (ORD) Fly for 3h 2m Arrive at 7:50pm in Houston (IAH)

  • US$378
    United AirlinesUnited Airlines
    10:15pm - 8:27am
    Thu Dec 26th 2024
    11h 12m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Thu Dec 26th 2024 United Airlines · UA 2480 Depart at 10:15pm from Washington, D.C. (IAD) Fly for 2h 0m Arrive at 12:15am in Atlanta (ATL)

    Layover in Atlanta for 6h 45m

    Fri Dec 27th 2024 United Airlines · UA 759 Depart at 7:00am from Atlanta (ATL) Fly for 2h 27m Arrive at 8:27am in Houston (IAH)

  • US$383
    United AirlinesUnited Airlines
    12:40pm - 8:39pm
    Wed Dec 25th 2024
    8h 59m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 2156 Depart at 12:40pm from Washington, D.C. (IAD) Fly for 2h 2m Arrive at 1:42pm in Nashville (BNA)

    Layover in Nashville for 4h 23m

    Wed Dec 25th 2024 United Airlines · UA 5653 Depart at 6:05pm from Nashville (BNA) Fly for 2h 34m Arrive at 8:39pm in Houston (IAH)

  • US$383
    United AirlinesUnited Airlines
    8:50am - 5:09pm
    Wed Dec 25th 2024
    9h 19m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 6011 Depart at 8:50am from Washington, D.C. (IAD) Fly for 2h 8m Arrive at 9:58am in Nashville (BNA)

    Layover in Nashville for 4h 42m

    Wed Dec 25th 2024 United Airlines · UA 1764 Depart at 2:40pm from Nashville (BNA) Fly for 2h 29m Arrive at 5:09pm in Houston (IAH)

  • US$392
    United AirlinesUnited Airlines
    12:40pm - 8:39pm
    Thu Dec 26th 2024
    8h 59m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Thu Dec 26th 2024 United Airlines · UA 2156 Depart at 12:40pm from Washington, D.C. (IAD) Fly for 2h 2m Arrive at 1:42pm in Nashville (BNA)

    Layover in Nashville for 4h 23m

    Thu Dec 26th 2024 United Airlines · UA 5653 Depart at 6:05pm from Nashville (BNA) Fly for 2h 34m Arrive at 8:39pm in Houston (IAH)

  • US$393
    United AirlinesUnited Airlines
    8:30am - 5:25pm
    Wed Dec 25th 2024
    9h 55m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 2314 Depart at 8:30am from Washington, D.C. (IAD) Fly for 3h 41m Arrive at 11:11am in Dallas (DFW)

    Layover in Dallas for 4h 57m

    Wed Dec 25th 2024 United Airlines · UA 2682 Depart at 4:08pm from Dallas (DFW) Fly for 1h 17m Arrive at 5:25pm in Houston (IAH)

  • US$402
    United AirlinesUnited Airlines
    12:45pm - 7:10pm
    Thu Dec 26th 2024
    7h 25m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Thu Dec 26th 2024 United Airlines · UA 1581 Depart at 12:45pm from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 2:05pm in Chicago (ORD)

    Layover in Chicago for 2h 10m

    Thu Dec 26th 2024 United Airlines · UA 1755 Depart at 4:15pm from Chicago (ORD) Fly for 2h 55m Arrive at 7:10pm in Houston (IAH)

  • US$402
    United AirlinesUnited Airlines
    8:35am - 3:48pm
    Thu Dec 26th 2024
    8h 13m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Thu Dec 26th 2024 United Airlines · UA 1710 Depart at 8:35am from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 9:55am in Chicago (ORD)

    Layover in Chicago for 2h 51m

    Thu Dec 26th 2024 United Airlines · UA 609 Depart at 12:46pm from Chicago (ORD) Fly for 3h 2m Arrive at 3:48pm in Houston (IAH)

  • US$402
    United AirlinesUnited Airlines
    12:45pm - 9:08pm
    Thu Dec 26th 2024
    9h 23m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Thu Dec 26th 2024 United Airlines · UA 1581 Depart at 12:45pm from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 2:05pm in Chicago (ORD)

    Layover in Chicago for 4h 0m

    Thu Dec 26th 2024 United Airlines · UA 1568 Depart at 6:05pm from Chicago (ORD) Fly for 3h 3m Arrive at 9:08pm in Houston (IAH)

  • US$408
    United AirlinesUnited Airlines
    5:35pm - 12:11am
    Wed Dec 25th 2024
    7h 36m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 2463 Depart at 5:35pm from Washington, D.C. (IAD) Fly for 4h 2m Arrive at 7:37pm in Denver (DEN)

    Layover in Denver for 1h 8m

    Wed Dec 25th 2024 United Airlines · UA 2179 Depart at 8:45pm from Denver (DEN) Fly for 2h 26m Arrive at 12:11am in Houston (IAH)

  • US$408
    United AirlinesUnited Airlines
    4:05pm - 10:49pm
    Wed Dec 25th 2024
    7h 44m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 284 Depart at 4:05pm from Washington, D.C. (IAD) Fly for 4h 8m Arrive at 6:13pm in Denver (DEN)

    Layover in Denver for 1h 10m

    Wed Dec 25th 2024 United Airlines · UA 475 Depart at 7:23pm from Denver (DEN) Fly for 2h 26m Arrive at 10:49pm in Houston (IAH)

  • US$408
    United AirlinesUnited Airlines
    12:45pm - 7:50pm
    Wed Dec 25th 2024
    8h 5m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 1581 Depart at 12:45pm from Washington, D.C. (IAD) Fly for 2h 20m Arrive at 2:05pm in Chicago (ORD)

    Layover in Chicago for 2h 43m

    Wed Dec 25th 2024 United Airlines · UA 1899 Depart at 4:48pm from Chicago (ORD) Fly for 3h 2m Arrive at 7:50pm in Houston (IAH)

  • US$408
    United AirlinesUnited Airlines
    4:05pm - 12:11am
    Wed Dec 25th 2024
    9h 6m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 284 Depart at 4:05pm from Washington, D.C. (IAD) Fly for 4h 8m Arrive at 6:13pm in Denver (DEN)

    Layover in Denver for 2h 32m

    Wed Dec 25th 2024 United Airlines · UA 2179 Depart at 8:45pm from Denver (DEN) Fly for 2h 26m Arrive at 12:11am in Houston (IAH)

  • US$412
    United AirlinesUnited Airlines
    8:55am - 5:30pm
    Wed Dec 25th 2024
    9h 35m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 United Airlines · UA 6243 Depart at 8:55am from Washington, D.C. (IAD) Fly for 3h 10m Arrive at 11:05am in New Orleans (MSY)

    Layover in New Orleans for 5h 0m

    Wed Dec 25th 2024 United Airlines · UA 2469 Depart at 4:05pm from New Orleans (MSY) Fly for 1h 25m Arrive at 5:30pm in Houston (IAH)

  • US$1964
    Turkish AirlinesTurkish Airlines
    1:30pm - 1:20pm
    Wed Dec 25th 2024
    24h 50m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 0m Arrive at 7:30am in Istanbul (IST)

    Layover in Istanbul for 1h 15m

    Thu Dec 26th 2024 Turkish Airlines · TK 133 Depart at 8:45am from Istanbul (IST) Fly for 13h 35m Arrive at 1:20pm in Houston (IAH)

  • US$1964
    Turkish AirlinesTurkish Airlines
    1:30pm - 7:25pm
    Wed Dec 25th 2024
    30h 55m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Wed Dec 25th 2024 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 0m Arrive at 7:30am in Istanbul (IST)

    Layover in Istanbul for 7h 20m

    Thu Dec 26th 2024 Turkish Airlines · TK 33 Depart at 2:50pm from Istanbul (IST) Fly for 13h 35m Arrive at 7:25pm in Houston (IAH)

  • US$2057
    Turkish AirlinesTurkish Airlines
    1:30pm - 7:25pm
    Thu Dec 26th 2024
    30h 55m
    Washington, D.C. (IAD) → Houston (IAH)
    1 Stop

    Thu Dec 26th 2024 Turkish Airlines · TK 188 Depart at 1:30pm from Washington, D.C. (IAD) Fly for 10h 0m Arrive at 7:30am in Istanbul (IST)

    Layover in Istanbul for 7h 20m

    Fri Dec 27th 2024 Turkish Airlines · TK 33 Depart at 2:50pm from Istanbul (IST) Fly for 13h 35m Arrive at 7:25pm in Houston (IAH)

@sarahbb1
Sarah Belizaire
@sarahbb1

Have flexible travel plans or looking for alternative routes given the chaos? Check out all the connection possibilities via a super helpful site created by @ismaelyws flightlist.io thanks to @andy_travels for the recommendation #travel #flights

@eyupitsjohn
John Ford
@eyupitsjohn

There seem to be lots of sites launching at the moment that promise to find you cheap flights but not many have the professional finish of Flightlist by @ismaelyws #travel #flights

@oamingsonaa
Roaming Sonaa
@roamingsonaa

For people wanting to maximize their trips, Flightlist is my newest travel hack for uncovering the coolest routes at irresistible prices. No stress, no annoying ads — just seamless flight booking with amazing functionality.

@andy_travels
Andy Travels
@andy_travels

@ismaelyws Just tried out Flightlist for the first time. Really nice idea, well made, and just what I need at the moment 👍

@travelwitbender
Travel With Bender
@travelwitbender

Did you spot my recent article about how to score cheap one way flights? ✈️ FlightList is my new secret tool for discovering cheap routes, within a departure date range. Plus you can also search by country/region for departures & destinations. Powerful! 💪

@travel.with.wes
Wesley Mergard
@travel.with.wes

One useful tool I've found for evaluating different departure and return dates is called FlightList.io. You can quickly scan different travel date ranges, carriers and one way flight options to easily determine the cheapest flight combinations for your trip.

Explore Flight Options

FlightList Blog

Flightlist Interviews 7 Travel Experts On Why They Book One Way Flights
Flightlist Interviews 7 Travel Experts On Why They Book One Way Flights
Why I built FlightList & solved my own problem
Why I Built FlightList & Solved My Own Problem

About FlightList

❝Founded by a remote worker and frequent flyer, who discovered that the best deals come from searching with flexible dates across entire countries or regions. Our streamlined platform strips away the clutter found on typical travel sites, offering a clean interface that focuses solely on finding cost-effective flights. Unlike traditional booking sites, FlightList allows users to search by date ranges and broad destinations, unveiling opportunities that rigid parameters often miss. Our filters let travelers tailor searches to their specific needs, whether they're digital nomads seeking their next adventure or budget-conscious explorers maximizing travel funds. We've made finding cheap flights into a quicker and easier experience, empowering users to discover just how far their budget can take them.❞

- Hans Desjarlais, Founder Hans Desjarlais Profile Picture