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$79+ Cheap flights from Washington to Houston

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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HOU
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from Washington to Houston

Cheapest flights from Washington to Houston
Explore the most affordable flight options available from Washington to Houston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/51:45 pm
GEG
-
HOU
1 stop7h 40m
Southwest
Sat 5/96:15 am
HOU
-
GEG
1 stop5h 50m
Southwest
Deal found 3/22$198
This Southwest deal was found by Cheapflights users on 3/22. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/292:50 pm
GEG
-
HOU
1 stop6h 00m
Southwest
Tue 6/27:00 am
HOU
-
GEG
1 stop8h 45m
Southwest
Deal found 3/22$214
This Expedia deal was found by Cheapflights users on 3/20. 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.
Sun 4/1211:06 am
GEG
-
IAH
1 stop11h 42m
Frontier
Fri 5/86:30 am
IAH
-
GEG
1 stop7h 08m
Frontier
Deal found 3/20$225
This Kiwi.com deal was found by Cheapflights users on 3/18. 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.
Fri 4/1011:58 am
PDX
-
IAH
1 stop10h 50m
Frontier
Fri 4/2410:49 am
IAH
-
PDX
1 stop26h 53m
Frontier
Deal found 3/18$237
This Frontier deal was found by Cheapflights users on 3/18. 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 4/611:58 am
PDX
-
IAH
1 stop10h 50m
Frontier
Sat 4/257:15 am
IAH
-
PDX
1 stop6h 27m
Frontier
Deal found 3/18$240
This CheapOair deal was found by Cheapflights users on 3/18. 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 4/1512:28 pm
PDX
-
IAH
1 stop9h 28m
Frontier
Thu 4/1610:35 am
IAH
-
PDX
1 stop26h 28m
Frontier
Deal found 3/18$241
This Booking.com deal was found by Cheapflights users on 3/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1911:15 am
PDX
-
IAH
1 stop20h 34m
Frontier
Tue 4/214:02 pm
IAH
-
PDX
1 stop21h 50m
Frontier
Deal found 3/19$243
This Kiwi.com deal was found by Cheapflights users on 3/21. 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 4/2212:38 pm
PDX
-
IAH
1 stop9h 18m
Multiple Airlines
Tue 4/2810:15 pm
IAH
-
PDX
2 stops46h 41m
Multiple Airlines
Deal found 3/21$245
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 4/1812:27 pm
PDX
-
IAH
1 stop10h 21m
Frontier
Tue 4/284:02 pm
IAH
-
PDX
1 stop21h 50m
Frontier
Deal found 3/22$248
This Priceline deal was found by Cheapflights users on 3/21. 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.
Wed 5/2012:33 pm
GEG
-
IAH
1 stop10h 11m
Frontier
Wed 5/276:30 am
IAH
-
GEG
1 stop7h 08m
Frontier
Deal found 3/21$250
This Frontier deal was found by Cheapflights users on 3/22. 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.
Sun 4/1911:15 am
PDX
-
IAH
1 stop11h 33m
Frontier
Sat 4/257:15 am
IAH
-
PDX
1 stop6h 27m
Frontier
Deal found 3/22$250
This Booking.com deal was found by Cheapflights users on 3/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/111:48 am
PDX
-
IAH
1 stop11h 00m
Frontier
Sat 5/95:40 pm
IAH
-
PDX
1 stop25h 06m
Frontier
Deal found 3/22$252

Find flight deals from Washington to Houston

Keep the following information in mind while searching for Washington to Houston flight deals. Data was last updated March 23, 2026.

Round-trip from

$198
(Southwest)

One-way from

$79
(Super.com)

Popular in

March

Cheapest in

September

Average price

$407
From Washington to Houston
Search Deals
One-way flight from Washington to Houston
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($22 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington to Houston 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 March 23, 2026.
Use the filters below to find and compare flights from Washington to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Fri 5/29

2:50 pm-10:50 pm

1 stop6h 00m

Houston Hobby

Tue 6/2

6:35 pm-10:55 pm

1 stop6h 20m

$214

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Mon 4/27

2:50 pm-12:25 am

1 stop7h 35m

Houston Hobby

Wed 4/29

8:50 am-1:05 pm

1 stop6h 15m

$264

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Mon 4/13

10:40 pm-9:58 am

1 stop9h 18m

Houston Hobby

Wed 4/15

1:31 pm-9:31 pm

1 stop10h 00m

$269

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Fri 4/17

10:40 pm-9:53 am

1 stop9h 13m

Houston Hobby

Tue 4/21

1:31 pm-9:31 pm

1 stop10h 00m

$269

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Sat 4/18

5:45 am-3:10 pm

1 stop7h 25m

Houston Hobby

Sat 4/25

5:25 pm-9:35 pm

1 stop6h 10m

$269

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Mon 4/13

10:40 pm-9:58 am

1 stop9h 18m

Houston Hobby

Tue 4/21

6:00 am-11:41 am

1 stop7h 41m

$269

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Mon 5/4

2:50 pm-10:50 pm

1 stop6h 00m

Houston Hobby

Fri 5/8

8:15 pm-12:30 am

1 stop6h 15m

$269

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

$269

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Mon 4/13

10:40 pm-11:14 am

1 stop10h 34m

Houston George Bush Intcntl

Wed 4/15

6:32 pm-11:34 pm

1 stop7h 02m

$269

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Fri 4/24

10:40 pm-10:58 am

1 stop10h 18m

Houston George Bush Intcntl

Tue 4/28

6:32 pm-11:34 pm

1 stop7h 02m

$269

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Washington to Houston

Have a flexible travel schedule? Discover the best time to fly to Houston 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

What is the cheapest month to book a flight from State of Washington to Houston?

Currently, October is the cheapest month in which you can book a flight from State of Washington to Houston (average of $93). Flying from State of Washington to Houston in March is currently the most expensive (average of $237). 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 HOU?

Find hourly flight availability from Washington to Houston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 23, 2026.

When flying from State of Washington to Houston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 38% versus a flight in the morning.

What is the cheapest day to fly from State of Washington to Houston?

Use this chart to determine the cheapest time to fly round-trip from Washington to Houston. Price data was last updated on March 23, 2026.

Travelers seeking maximum savings on their State of Washington to Houston flight should consider departing on Monday evenings when fares are most often at their lowest. Monday at noon 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 Houston. 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?

    Airlines like Southwest, Delta, and United Airlines fly from State of Washington to Houston in about 7h 40m. The time it takes to get you to your destination can typically vary by up to 2h 38m. State of Washington and Houston are separated by a distance of 1714 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 one-way?

    $74 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and Delta, with prices starting from $90 and $92, respectively.

  • What are the most popular routes from State of Washington to Houston?

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

  • What are the cheapest flights from State of Washington to Houston?

    While on average a flight from State of Washington to Houston is generally $487, our data shows the cheapest flight currently is $198. When looking at the most popular route, (Seattle/Tacoma Intl - Houston Hobby), you can expect to pay $179 for that flight.

  • Can I find deals for flights from Washington to Houston that include hotel bookings?

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

  • How can I find direct flights from Washington to Houston?

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

  • Can I find deals for business class flights from Washington to Houston?

    Yes. Cheapflights offers flight deals from Washington to Houston 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?

    Currently, October is the cheapest month in which you can book a flight from State of Washington to Houston (average of $93). Flying from State of Washington to Houston in March is currently the most expensive (average of $237). 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

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Alternative routes for Washington to Houston

See prices for flight routes from nearby airports that may be better suited for you.
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Top 8 airlines flying from Washington to Houston

Discover the top 8 airlines that operate flights from Washington to Houston. 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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$57Average$210FlexibilityNo cancel feeOn-time65%
DeltaCheapest$88Average$377FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$108Average$324FlexibilityNo cancel feeOn-time85%
FrontierCheapest$146Average$280FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$163Average$436FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$172Average$511FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$205Average$398FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$256Average$436FlexibilityNo cancel feeOn-time63%

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