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George Bush Intcntl

$81+ 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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IAH
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
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 January 29, 2026.

This Priceline deal was found by Cheapflights users on 1/28. 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.
Sat 4/2512:27 pm
PDX
-
IAH
1 stop10h 21m
Frontier
Sat 5/27:15 am
IAH
-
PDX
1 stop6h 27m
Frontier
Deal found 1/28$210
This CheapOair deal was found by Cheapflights users on 1/26. 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.
Wed 5/131:48 pm
PDX
-
IAH
1 stop17h 01m
Frontier
Mon 5/186:45 am
IAH
-
PDX
1 stop6h 18m
Frontier
Deal found 1/26$212
This Expedia deal was found by Cheapflights users on 1/27. 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.
Thu 5/712:52 pm
PDX
-
IAH
1 stop21h 10m
Multiple Airlines
Wed 5/136:18 pm
IAH
-
PDX
Nonstop4h 32m
Multiple Airlines
Deal found 1/27$214
This CheapOair deal was found by Cheapflights users on 1/27. 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.
Thu 4/95:19 pm
PDX
-
IAH
1 stop22h 00m
Frontier
Sun 4/1210:56 pm
IAH
-
PDX
1 stop14h 07m
Frontier
Deal found 1/27$215
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Sat 3/79:24 am
PDX
-
IAH
2 stops20h 34m
Frontier
Sun 3/1510:56 pm
IAH
-
PDX
1 stop14h 13m
Frontier
Deal found 1/27$216
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/72:05 pm
PDX
-
IAH
Nonstop4h 12m
United Airlines
Sun 3/155:00 am
IAH
-
PDX
1 stop6h 54m
United Airlines
Deal found 1/27$217
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 4/221:48 pm
PDX
-
IAH
1 stop9h 00m
Frontier
Tue 5/56:57 pm
IAH
-
PDX
2 stops42h 06m
Frontier
Deal found 1/27$218
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 4/291:48 pm
PDX
-
IAH
1 stop9h 00m
Frontier
Thu 5/71:58 pm
IAH
-
PDX
2 stops23h 05m
Frontier
Deal found 1/27$219
This CheapOair deal was found by Cheapflights users on 1/28. 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.
Wed 5/61:48 pm
PDX
-
IAH
1 stop17h 01m
Frontier
Mon 5/116:45 am
IAH
-
PDX
1 stop6h 18m
Frontier
Deal found 1/28$221
This Delta deal was found by Cheapflights users on 1/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/299:05 am
PDX
-
IAH
2 stops12h 43m
Delta
Tue 5/124:00 pm
IAH
-
PDX
1 stop8h 22m
Delta
Deal found 1/27$222
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/241:55 pm
PDX
-
IAH
Nonstop4h 18m
United Airlines
Mon 4/278:15 pm
IAH
-
PDX
Nonstop4h 43m
United Airlines
Deal found 1/28$224
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 4/151:48 pm
PDX
-
IAH
1 stop9h 00m
Multiple Airlines
Sun 4/194:49 pm
IAH
-
PDX
1 stop21h 08m
Multiple Airlines
Deal found 1/27$225

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 January 29, 2026.

Round-trip from

$210
(Priceline)

One-way from

$81
(Kiwi.com)

Popular in

April

Cheapest in

September

Average price

$387

Good round-trip deal

$341 or less

Good one-way deal

$171 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. 6% potential increase in price ($25 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
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 January 29, 2026.
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

Tue 3/3

12:40 am-10:37 am

1 stop7h 57m

Houston George Bush Intcntl

Wed 3/4

7:25 pm-11:53 pm

1 stop6h 28m

$217

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 2/24

12:57 pm-7:05 pm

Nonstop4h 08m

Houston George Bush Intcntl

Tue 3/3

3:22 pm-11:04 pm

1 stop9h 42m

$217

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 4/22

11:59 pm-10:37 am

1 stop8h 38m

Houston George Bush Intcntl

Tue 5/5

8:16 pm-10:59 pm

Nonstop4h 43m

$217

PortlandHouston

PDX - IAH

PDXIAH

Portland

Fri 4/24

12:30 am-9:51 am

1 stop7h 21m

Houston George Bush Intcntl

Sat 5/2

7:45 am-5:01 pm

2 stops11h 16m

$222

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 5/6

10:52 am-5:18 pm

Nonstop4h 26m

Houston George Bush Intcntl

Thu 5/14

6:18 pm-8:50 pm

Nonstop4h 32m

$227

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 5/6

10:52 am-5:18 pm

Nonstop4h 26m

Houston George Bush Intcntl

Sun 5/10

6:18 pm-8:50 pm

Nonstop4h 32m

$227

PortlandHouston

PDX - IAH

PDXIAH

Portland

Mon 4/6

12:30 am-3:03 pm

2 stops12h 33m

Houston George Bush Intcntl

Mon 4/13

6:32 pm-11:53 pm

1 stop7h 21m

$232

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 4/1

1:45 pm-9:36 pm

1 stop5h 51m

Houston George Bush Intcntl

Fri 4/10

4:00 pm-11:54 pm

2 stops9h 54m

$232

PortlandHouston

PDX - IAH

PDXIAH

Portland

Thu 5/7

2:24 pm-12:39 am

1 stop8h 15m

Houston George Bush Intcntl

Mon 5/11

8:16 pm-10:59 pm

Nonstop4h 43m

$234

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Wed 2/25

1:23 pm-11:54 pm

1 stop8h 31m

Houston George Bush Intcntl

Wed 3/4

5:33 pm-10:51 pm

1 stop7h 18m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

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 January 29, 2026.

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 34% on the flight price compared to flying in the evening, 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 January 24, 2026.

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

Weekly flight availability from State of Washington to Houston George Bush Intcntl Airport

Explore weekly flight availability from Washington to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated January 29, 2026.

The most flights from USWA to IAH are scheduled on a Thursday (11 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (4 on average).

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 Delta, United Airlines, and Alaska Airlines 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 49m. 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 $97 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 United Airlines (85%), EVA Air (82%) or Asiana Airlines (81%) 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 $839 for a flight from State of Washington to Houston George Bush Intcntl Airport. The cheapest flight overall is $118 while the most popular route, (Seattle/Tacoma Intl - Houston George Bush Intcntl) is currently priced at $151.

  • 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
Montgomery
Spring
Katy
The Woodlands
Tomball
Humble
Conroe
Jersey Village
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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$128Average$347FlexibilityNo cancel feeOn-time85%
Spirit AirlinesCheapest$135Average$253FlexibilityNo cancel feeOn-time65%
FrontierCheapest$147Average$263FlexibilityNo cancel feeOn-time62%
DeltaCheapest$153Average$382FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$207Average$443FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$236Average$460FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$276Average$494FlexibilityNo cancel feeOn-time71%

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