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Cheap flights from Washington to Houston from $73

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington to Houston departing on 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Spirit Airlines Logo
7:52 pm - 5:55 amPDX-IAH
8h 03m1 stop
Spirit Airlines Logo
9:14 am - 6:57 pmIAH-PDX
11h 43m1 stop
$152Spirit Airlines
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Wed, Aug 27 - Tue, Sep 2
Hawaiian Airlines Logo
11:59 pm - 6:24 amSEA-IAH
4h 25mnonstop
Hawaiian Airlines Logo
6:00 am - 8:44 amIAH-SEA
4h 44mnonstop
$164Hawaiian Airlines
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Sat, Sep 27 - Sat, Oct 4
Alaska Airlines Logo
5:40 pm - 12:06 amSEA-IAH
4h 26mnonstop
Alaska Airlines Logo
6:00 am - 8:44 amIAH-SEA
4h 44mnonstop
$173Alaska Airlines
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Tue, Sep 23 - Sat, Oct 4
Alaska Airlines Logo
10:33 am - 4:59 pmPDX-IAH
4h 26mnonstop
Alaska Airlines Logo
5:59 pm - 8:25 pmIAH-PDX
4h 26mnonstop
$173Alaska Airlines
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Thu, Sep 4 - Wed, Sep 10
Logo
1:24 pm - 12:06 amPDX-IAH
8h 42m1 stop
Logo
9:32 am - 7:04 pmIAH-PDX
11h 32m1 stop
$183
Find Deal
Wed, Oct 1 - Wed, Oct 8
Logo
8:18 pm - 5:50 amPDX-IAH
7h 32m1 stop
Logo
5:59 pm - 8:25 pmIAH-PDX
4h 26mnonstop
$185
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Wed, Sep 17 - Fri, Sep 19
Delta Logo
2:25 pm - 11:21 pmSEA-IAH
6h 56m1 stop
Delta Logo
12:46 pm - 10:16 pmIAH-SEA
11h 30m1 stop
$193Delta
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Tue, Sep 23 - Sat, Sep 27
Delta Logo
12:45 am - 9:53 amPDX-IAH
7h 08m1 stop
Delta Logo
11:30 am - 6:58 pmIAH-PDX
9h 28m1 stop
$197Delta
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Thu, Sep 18 - Fri, Sep 26
Frontier Logo
6:51 am - 8:42 pmPDX-IAH
11h 51m1 stop
Frontier Logo
7:30 am - 10:39 pmIAH-PDX
17h 09m1 stop
$212Frontier
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Wed, Aug 27 - Wed, Sep 3
Frontier Logo
11:52 am - 11:36 pmGEG-IAH
9h 44m1 stop
Frontier Logo
6:00 am - 11:07 amIAH-GEG
7h 07m1 stop
$220Frontier
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Thu, Aug 21 - Sun, Aug 24

Hawaiian Airlines flights from State of Washington to Houston George Bush Intcntl Airport

Our best Hawaiian Airlines deals on State of Washington to Houston George Bush Intcntl Airport flight tickets
Hawaiian Airlines
Sep 27
SEA11:59 pmSeattle/Tacoma Intl
4h 25m
IAH6:24 amHouston George Bush Intcntl
Oct 4
IAH6:00 amHouston George Bush Intcntl
4h 44m
SEA8:44 amSeattle/Tacoma Intl
$164
Find similar
Hawaiian Airlines
Sep 4
PDX10:33 amPortland
4h 26m
IAH4:59 pmHouston George Bush Intcntl
Sep 10
IAH5:59 pmHouston George Bush Intcntl
4h 26m
PDX8:25 pmPortland
$168
Find similar
Hawaiian Airlines
Oct 1
PDX10:33 amPortland
4h 26m
IAH4:59 pmHouston George Bush Intcntl
Oct 6
IAH5:45 pmHouston George Bush Intcntl
4h 26m
PDX8:11 pmPortland
$171
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Alaska Airlines flights from State of Washington to Houston George Bush Intcntl Airport

Our best Alaska Airlines deals on State of Washington to Houston George Bush Intcntl Airport flight tickets
Alaska Airlines
Sep 23
SEA5:40 pmSeattle/Tacoma Intl
4h 26m
IAH12:06 amHouston George Bush Intcntl
Oct 4
IAH6:00 amHouston George Bush Intcntl
4h 44m
SEA8:44 amSeattle/Tacoma Intl
$173
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Alaska Airlines
Aug 30
PDX10:33 amPortland
4h 21m
IAH4:54 pmHouston George Bush Intcntl
Aug 31
IAH5:59 pmHouston George Bush Intcntl
4h 26m
PDX8:25 pmPortland
$177
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Alaska Airlines
Oct 26
SEA5:20 amSeattle/Tacoma Intl
9h 30m
1 stop
IAH4:50 pmHouston George Bush Intcntl
Nov 4
IAH7:26 pmHouston George Bush Intcntl
4h 58m
SEA10:24 pmSeattle/Tacoma Intl
$200
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momondo Fare Finder

 
Customize your flight search to find flights from State of Washington to Houston George Bush Intcntl Airport 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, momondo users made 832,500 searches. Data last updated August 11, 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

Fly to

Route

Depart

Return

Price

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 8/27

7:52 pm-5:55 am

1 stop8h 03m

Houston George Bush Intcntl

Tue 9/2

9:14 am-6:57 pm

1 stop11h 43m

$152

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 9/27

11:59 pm-6:24 am

Nonstop4h 25m

Houston George Bush Intcntl

Sat 10/4

6:00 am-8:44 am

Nonstop4h 44m

$164

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 9/23

5:40 pm-12:06 am

Nonstop4h 26m

Houston George Bush Intcntl

Sat 10/4

6:00 am-8:44 am

Nonstop4h 44m

$173

PortlandHouston

PDX - IAH

PDXIAH

Portland

Thu 9/4

10:33 am-4:59 pm

Nonstop4h 26m

Houston George Bush Intcntl

Wed 9/10

5:59 pm-8:25 pm

Nonstop4h 26m

$173

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 10/1

1:24 pm-12:06 am

1 stop8h 42m

Houston George Bush Intcntl

Wed 10/8

9:32 am-7:04 pm

1 stop11h 32m

$183

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 9/17

8:18 pm-5:50 am

1 stop7h 32m

Houston George Bush Intcntl

Fri 9/19

5:59 pm-8:25 pm

Nonstop4h 26m

$185

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 9/23

2:25 pm-11:21 pm

1 stop6h 56m

Houston George Bush Intcntl

Sat 9/27

12:46 pm-10:16 pm

1 stop11h 30m

$193

PortlandHouston

PDX - IAH

PDXIAH

Portland

Thu 9/18

12:45 am-9:53 am

1 stop7h 08m

Houston George Bush Intcntl

Fri 9/26

11:30 am-6:58 pm

1 stop9h 28m

$197

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 8/27

6:51 am-8:42 pm

1 stop11h 51m

Houston George Bush Intcntl

Wed 9/3

7:30 am-10:39 pm

1 stop17h 09m

$212

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Thu 8/21

11:52 am-11:36 pm

1 stop9h 44m

Houston George Bush Intcntl

Sun 8/24

6:00 am-11:07 am

1 stop7h 07m

$220

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from State of Washington to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Houston George Bush Intcntl Airport?

The month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from State of Washington, with most prices found around $276. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from State of Washington during the month January is also very affordable. Most momondo users find prices during this month for around $346.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from State of Washington to Houston George Bush Intcntl Airport is on a Thursday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Thursday will often find tickets for as low as $521. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $657.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest State of Washington to Houston George Bush Intcntl Airport flights are usually those with departure times in the afternoon. Our users have found flights to Houston George Bush Intcntl Airport in the afternoon for as low as $386. Try not to purchase tickets in the evening because they tend to be around $630. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Washington to Houston George Bush Intcntl flight route?

Fly from Seattle/Tacoma Intl to Houston George Bush Intcntl for the best Washington - Houston George Bush Intcntl flight prices

How far in advance should I book a flight to Houston George Bush Intcntl Airport?

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from State of Washington when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $390 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from State of Washington for as low as $293 on momondo.

What cabin class options are available on Washington to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on Washington to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on State of Washington to Houston George Bush Intcntl Airport flights?

You could potentially save up to 26% on your flight if you consider stops on a State of Washington to Houston George Bush Intcntl Airport flight.

Cheap State of Washington to Houston George Bush Intcntl Airport flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from State of Washington to Houston George Bush Intcntl Airport

Best Price Found

$73

Fastest flight time

4h 03m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from State of Washington in the past 72 hours is $73. The best round-trip flight deal from State of Washington to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $152.
The fastest flight from State of Washington to Houston George Bush Intcntl Airport takes 4h 03m
Direct flights go from State of Washington to Houston George Bush Intcntl Airport every day.
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  • When did momondo last update prices for flights from Washington to Houston George Bush Intcntl Airport?

    Prices for flights from Washington to Houston George Bush Intcntl Airport are updated daily.

  • How many operators does momondo search for flights from Washington to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Washington to Houston George Bush Intcntl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents you'll need for your trip to Houston George Bush Intcntl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Houston George Bush Intcntl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from State of Washington to Houston George Bush Intcntl Airport?

Best airlines flying from State of Washington to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from State of Washington to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $128Free CancellationRating
5.8
3,221 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $135Free CancellationRating
6.3
8,042 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $150Free CancellationRating
7.8
2,647 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $160Free CancellationRating
8.0
7,979 reviews
Search Delta flights
Alaska AirlinesPriceFrom $239Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $256Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $257Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights

Traveling to a place near Houston?

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

Why use momondo?

Why should I use momondo to find a flight deal from Washington to Houston?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from Washington.

Can I find flights from Washington to Houston with flexible booking policies on momondo?

Flights from Washington to Houston with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Washington to Houston?

momondo provides multiple filters to help you find the best flight to Houston from Washington. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Washington to Houston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Houston from Washington. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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