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George Bush Intcntl

$68+ Cheap flights from Washington to George Bush Intcntl (IAH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/16. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IAH
Jan 16 — Jan 231
Fri 1/16
Fri 1/23
1 adult, Economy
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Cheap flight deals from Washington to George Bush Intcntl

Cheapest flights from Washington to George Bush Intcntl
Explore the most affordable flight options available from Washington to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

This Frontier deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/302:54 pmSEA - IAH
1 stop7h 44mFrontier
Mon 1/56:45 amIAH - SEA
1 stop7h 45mFrontier
Deal found 12/15$274
This Frontier deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1911:06 amSEA - IAH
1 stop10h 36mFrontier
Sat 1/108:35 amIAH - SEA
1 stop6h 59mFrontier
Deal found 12/15$282
This Expedia deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1911:06 amSEA - IAH
1 stop10h 36mFrontier
Mon 1/52:22 pmIAH - SEA
1 stop29h 29mFrontier
Deal found 12/14$303
This Frontier deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2911:06 amSEA - IAH
1 stop10h 36mFrontier
Mon 1/56:45 amIAH - SEA
1 stop7h 45mFrontier
Deal found 12/16$304
This Priceline deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3012:02 pmGEG - IAH
1 stop10h 36mFrontier
Sat 1/36:45 amIAH - GEG
1 stop6h 22mFrontier
Deal found 12/15$308
This CheapOair deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/292:54 pmSEA - IAH
1 stop7h 44mFrontier
Tue 12/302:22 pmIAH - SEA
1 stop25h 29mFrontier
Deal found 12/15$325
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:46 pmSEA - IAH
2 stops17h 51mMultiple Airlines
Wed 1/79:55 amIAH - SEA
1 stop25h 09mMultiple Airlines
Deal found 12/16$333
This Super.com deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:25 pmSEA - IAH
1 stop9h 13mFrontier
Mon 1/52:22 pmIAH - SEA
1 stop29h 29mFrontier
Deal found 12/15$338
This American Airlines deal was found by Cheapflights users on 12/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:07 amSEA - IAH
1 stop11h 19mAmerican Airlines
Sat 1/108:02 amIAH - SEA
1 stop7h 47mAmerican Airlines
Deal found 12/15$340
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:46 pmSEA - IAH
2 stops17h 51mMultiple Airlines
Tue 1/69:55 amIAH - SEA
1 stop9h 56mMultiple Airlines
Deal found 12/16$349
This American Airlines deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:00 amPDX - IAH
1 stop13h 06mAmerican Airlines
Sat 1/105:50 amIAH - PDX
1 stop7h 55mAmerican Airlines
Deal found 12/17$360
This Priceline deal was found by Cheapflights users on 12/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2112:02 pmGEG - IAH
1 stop10h 36mFrontier
Sat 12/276:45 amIAH - GEG
1 stop6h 22mFrontier
Deal found 12/14$367

Find flight deals from Washington to George Bush Intcntl

Keep the following information in mind while searching for Washington to George Bush Intcntl flight deals. Data was last updated December 17, 2025.

Round-trip from

$177
(Alaska Airlines)

One-way from

$68
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$437

Good round-trip deal

$380 or less

Good one-way deal

$246 or less
From Washington to Houston George Bush Intcntl
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One-way flight from Washington to Houston George Bush Intcntl
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Highest demand for flights based on searches. 3% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Price to beat on a round-trip flight from Washington to Houston George Bush Intcntl.
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Price to beat on a one-way flight from Washington to Houston George Bush Intcntl.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to George Bush Intcntl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 17, 2025.
Use the filters below to find and compare flights from Washington to Houston George Bush Intcntl Airport that are best for you.

Fly from

Washington

Fly to

George Bush Intcntl

Route

Depart

Return

Price

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sun 1/18

10:47 am-4:55 pm

Nonstop4h 08m

Houston George Bush Intcntl

Mon 1/26

5:55 pm-8:41 pm

Nonstop4h 46m

$197

PortlandHouston

PDX - IAH

PDXIAH

Portland

Fri 3/6

2:00 pm-8:09 pm

Nonstop4h 09m

Houston George Bush Intcntl

Wed 3/11

9:45 am-12:35 pm

Nonstop4h 50m

$197

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 1/14

1:53 pm-11:15 pm

1 stop7h 22m

Houston George Bush Intcntl

Wed 1/21

6:20 am-12:00 pm

1 stop7h 40m

$197

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 1/6

6:00 am-3:54 pm

1 stop7h 54m

Houston George Bush Intcntl

Tue 1/13

11:34 am-8:59 pm

2 stops11h 25m

$202

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 1/13

10:00 am-5:46 pm

1 stop5h 46m

Houston George Bush Intcntl

Tue 1/20

3:03 pm-11:55 pm

2 stops10h 52m

$202

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 3/7

1:32 pm-9:44 pm

1 stop6h 12m

Houston George Bush Intcntl

Wed 3/11

4:00 pm-11:54 pm

2 stops9h 54m

$202

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 1/13

10:47 am-4:55 pm

Nonstop4h 08m

Houston George Bush Intcntl

Tue 1/20

7:00 am-12:38 pm

1 stop7h 38m

$207

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 3/7

2:05 pm-8:17 pm

Nonstop4h 12m

Houston George Bush Intcntl

Wed 3/11

11:56 am-7:14 pm

1 stop9h 18m

$207

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 1/13

7:00 am-1:12 pm

Nonstop4h 12m

Houston George Bush Intcntl

Tue 1/20

11:00 am-6:10 pm

1 stop9h 10m

$207

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 1/31

1:35 pm-9:59 pm

1 stop6h 24m

Houston George Bush Intcntl

Sun 2/8

5:00 am-11:57 am

1 stop8h 57m

$212

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 60 results
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Best time to book a flight from Washington to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Washington with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Washington to Houston George Bush Intcntl Airport

What is the cheapest month to book a flight from State of Washington to Houston George Bush Intcntl Airport?

Currently, October is the cheapest month in which you can book a flight from State of Washington to Houston George Bush Intcntl Airport (average of $93). Flying from State of Washington to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $247). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WA to IAH?

Find hourly flight availability from Washington to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 17, 2025.

It’s typically best to fly out from State of Washington to Houston George Bush Intcntl Airport in the afternoon. Doing so could potentially save you 26% on the flight price compared to flying at noon, which is usually more expensive.

What is the cheapest day to fly from State of Washington to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from Washington to George Bush Intcntl. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their State of Washington to Houston George Bush Intcntl Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from Washington to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from State of Washington to Houston George Bush Intcntl Airport?

    Airlines like Alaska Airlines, United Airlines, and Delta fly from State of Washington to Houston George Bush Intcntl Airport in about 4h 08m. The time it takes to get you to your destination can typically vary by up to 3h 14m. The distance from State of Washington to Houston George Bush Intcntl Airport is about 1821 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from State of Washington to Houston George Bush Intcntl Airport one-way?

    One-way options have recently been found by users for as low as $88 on Spirit Airlines. Other airlines that offer cheap prices include Frontier from $95 and United Airlines from $111 one-way.

  • What are the most popular routes from State of Washington to Houston George Bush Intcntl Airport?

    When deciding which route to take from State of Washington to Houston George Bush Intcntl Airport consider Seattle/Tacoma Intl - Houston George Bush Intcntl, Portland - Houston George Bush Intcntl or Spokane - Houston George Bush Intcntl as they are the most popular.

  • What are the most reliable airlines from State of Washington to Houston George Bush Intcntl Airport?

    No one likes to see their flight delayed. When booking a flight from State of Washington to Houston George Bush Intcntl Airport consider choosing Qatar Airways (95%), EVA Air (86%) or Hawaiian Airlines (82%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from State of Washington to Houston George Bush Intcntl Airport?

    On average you can expect to pay $984 for a flight from State of Washington to Houston George Bush Intcntl Airport. The cheapest flight overall is $148 while the most popular route, (Seattle/Tacoma Intl - Houston George Bush Intcntl) is currently priced at $160.

  • Can I find deals for flights from Washington to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Washington to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington to George Bush Intcntl.

  • Can I find deals for business class flights from Washington to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Washington to George Bush Intcntl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from State of Washington to Houston George Bush Intcntl Airport?

    Currently, October is the cheapest month in which you can book a flight from State of Washington to Houston George Bush Intcntl Airport (average of $93). Flying from State of Washington to Houston George Bush Intcntl Airport in December is currently the most expensive (average of $247). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Spring
Montgomery
Katy
The Woodlands
Tomball
Jersey Village
Humble
Conroe
Cypress

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Alternative routes for Washington to George Bush Intcntl

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Top 7 airlines flying from Washington to George Bush Intcntl

Discover the top 7 airlines that operate flights from Washington to George Bush Intcntl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$147Average$264FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$150Average$358FlexibilityNo cancel feeOn-time85%
DeltaCheapest$160Average$373FlexibilityNo cancel feeOn-timeN/A
Spirit AirlinesCheapest$166Average$339FlexibilityNo cancel feeOn-time65%
United AirlinesCheapest$236Average$421FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$250Average$454FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$276Average$436FlexibilityNo cancel feeOn-time71%

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