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Cheap flights from Washington to Houston from $79

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 4/14. 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

Enter your travel dates to find the best prices.
Frontier Logo
11:44 am - 12:48 am
GEG
-
IAH
11h 04m
1 stop
Frontier Logo
6:45 am - 10:49 am
IAH
-
GEG
6h 04m
1 stop
$160Frontier
Thu, Apr 16 - Thu, Apr 23
Delta Logo
10:40 pm - 11:14 am
GEG
-
IAH
10h 34m
1 stop
Delta Logo
12:40 pm - 6:23 pm
IAH
-
GEG
7h 43m
1 stop
$181Delta
Tue, Apr 21 - Tue, Apr 28
Delta Logo
9:30 am - 11:48 pm
GEG
-
IAH
12h 18m
2 stops
Delta Logo
12:40 pm - 4:30 pm
IAH
-
GEG
5h 50m
1 stop
$186Delta
Tue, Apr 21 - Tue, Apr 28
Delta Logo
6:15 am - 9:34 pm
GEG
-
IAH
13h 19m
2 stops
Delta Logo
6:35 am - 4:30 pm
IAH
-
GEG
11h 55m
2 stops
$192Delta
Tue, Apr 21 - Tue, Apr 28
Frontier Logo
11:44 am - 12:48 am
GEG
-
IAH
11h 04m
1 stop
Frontier Logo
6:45 am - 10:49 am
IAH
-
GEG
6h 04m
1 stop
$205Frontier
Thu, Apr 30 - Sun, May 3
Delta Logo
10:40 pm - 10:58 am
GEG
-
IAH
10h 18m
1 stop
Delta Logo
6:32 pm - 11:34 pm
IAH
-
GEG
7h 02m
1 stop
$214Delta
Fri, Apr 17 - Tue, Apr 21
Multiple Airlines Logo
12:38 pm - 11:56 pm
PDX
-
IAH
9h 18m
1 stop
Multiple Airlines Logo
10:15 pm - 6:56 pm
IAH
-
PDX
46h 41m
2 stops
$245Multiple Airlines
Wed, Apr 22 - Tue, Apr 28
Multiple Airlines Logo
7:00 am - 1:27 pm
PDX
-
IAH
4h 27mnonstop
Multiple Airlines Logo
7:15 am - 10:20 am
IAH
-
PDX
29h 05m
1 stop
$253Multiple Airlines
Sat, Apr 18 - Sat, Apr 25
Alaska Airlines Logo
7:00 am - 1:27 pm
PDX
-
IAH
4h 27mnonstop
Alaska Airlines Logo
2:27 pm - 4:58 pm
IAH
-
PDX
4h 31mnonstop
$257Alaska Airlines
Tue, Apr 14 - Tue, Apr 21
Alaska Airlines Logo
7:28 pm - 5:16 am
PUW
-
IAH
7h 48m
1 stop
Alaska Airlines Logo
4:46 pm - 11:59 pm
IAH
-
PUW
9h 13m
1 stop
$456Alaska Airlines
Sat, May 2 - Wed, May 6

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
Apr 14
PDX7:00 amPortland
4h 27m
IAH1:27 pmHouston George Bush Intcntl
Apr 21
IAH2:27 pmHouston George Bush Intcntl
4h 31m
PDX4:58 pmPortland
$257
Alaska Airlines
Apr 15
PDX7:00 amPortland
4h 27m
IAH1:27 pmHouston George Bush Intcntl
Apr 18
IAH2:27 pmHouston George Bush Intcntl
4h 31m
PDX4:58 pmPortland
$287
Alaska Airlines
Sep 17
GEG1:23 pmSpokane
8h 40m
1 stop
IAH12:03 amHouston George Bush Intcntl
Sep 28
IAH7:10 pmHouston George Bush Intcntl
7h 08m
1 stop
GEG12:18 amSpokane
$294

Frontier flights from State of Washington to Houston George Bush Intcntl Airport

Our best Frontier deals on State of Washington to Houston George Bush Intcntl Airport flight tickets
Frontier
Apr 16
GEG11:44 amSpokane
11h 04m
1 stop
IAH12:48 amHouston George Bush Intcntl
Apr 23
IAH6:45 amHouston George Bush Intcntl
6h 04m
1 stop
GEG10:49 amSpokane
$160
Frontier
Apr 30
GEG11:44 amSpokane
11h 04m
1 stop
IAH12:48 amHouston George Bush Intcntl
May 3
IAH6:45 amHouston George Bush Intcntl
6h 04m
1 stop
GEG10:49 amSpokane
$205
Frontier
Apr 12
GEG11:06 amSpokane
11h 42m
1 stop
IAH12:48 amHouston George Bush Intcntl
May 8
IAH6:30 amHouston George Bush Intcntl
7h 08m
1 stop
GEG11:38 amSpokane
$225

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 March 25, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Thu 4/16

11:44 am-12:48 am

1 stop11h 04m

Houston George Bush Intcntl

Thu 4/23

6:45 am-10:49 am

1 stop6h 04m

$160

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Tue 4/21

10:40 pm-11:14 am

1 stop10h 34m

Houston George Bush Intcntl

Tue 4/28

12:40 pm-6:23 pm

1 stop7h 43m

$181

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Tue 4/21

9:30 am-11:48 pm

2 stops12h 18m

Houston George Bush Intcntl

Tue 4/28

12:40 pm-4:30 pm

1 stop5h 50m

$186

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Tue 4/21

6:15 am-9:34 pm

2 stops13h 19m

Houston George Bush Intcntl

Tue 4/28

6:35 am-4:30 pm

2 stops11h 55m

$192

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Thu 4/30

11:44 am-12:48 am

1 stop11h 04m

Houston George Bush Intcntl

Sun 5/3

6:45 am-10:49 am

1 stop6h 04m

$205

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Fri 4/17

10:40 pm-10:58 am

1 stop10h 18m

Houston George Bush Intcntl

Tue 4/21

6:32 pm-11:34 pm

1 stop7h 02m

$214

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 4/22

12:38 pm-11:56 pm

1 stop9h 18m

Houston George Bush Intcntl

Tue 4/28

10:15 pm-6:56 pm

2 stops46h 41m

$245

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sat 4/18

7:00 am-1:27 pm

Nonstop4h 27m

Houston George Bush Intcntl

Sat 4/25

7:15 am-10:20 am

1 stop29h 05m

$253
Quickest round-trip

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 4/14

7:00 am-1:27 pm

Nonstop4h 27m

Houston George Bush Intcntl

Tue 4/21

2:27 pm-4:58 pm

Nonstop4h 31m

$257

PullmanHouston

PUW - IAH

PUWIAH

Pullman Moscow Regional

Sat 5/2

7:28 pm-5:16 am

1 stop7h 48m

Houston George Bush Intcntl

Wed 5/6

4:46 pm-11:59 pm

1 stop9h 13m

$456

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

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 $257. 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 October is also very affordable. Most momondo users find prices during this month for around $306.

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 $476. 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 $602.

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 $379. Try not to purchase tickets in the evening because they tend to be around $562. 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 $368 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 $232 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?

No. A direct flight is the cheapest option for a flight between State of Washington to Houston George Bush Intcntl Airport.

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

$168

Fastest flight time

4h 06m

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 $168. 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 $357.
The fastest flight from State of Washington to Houston George Bush Intcntl Airport takes 4h 06m
Direct flights go from State of Washington to Houston George Bush Intcntl Airport every day.
Search flight deals

  • 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
DeltaPriceFrom $93Free CancellationRating
7.9
8,331 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $108Free CancellationRating
7.8
2,840 reviews
Search Hawaiian Airlines flights
FrontierPriceFrom $147Free CancellationRating
5.7
3,016 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $205Free CancellationRating
7.9
12,114 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $236Free CancellationRating
7.4
9,483 reviews
Search United Airlines flights
American AirlinesPriceFrom $256Free CancellationRating
7.1
11,493 reviews
Search American Airlines flights

Traveling to a place near Houston?

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

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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