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$85+ 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 5/24. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HOU
Jun 5 — Jun 121
Fri 6/5
Fri 6/12
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 May 6, 2026.

This Delta deal was found by Cheapflights users on 5/1. 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.
Tue 9/227:00 am
GEG
-
IAH
1 stop9h 17m
Delta
Wed 9/306:30 am
IAH
-
GEG
1 stop9h 36m
Delta
Deal found 5/1$177
This Southwest deal was found by Cheapflights users on 5/5. 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.
Sat 5/305:45 am
GEG
-
HOU
1 stop7h 25m
Southwest
Sat 6/65:45 pm
HOU
-
GEG
2 stops8h 20m
Southwest
Deal found 5/5$182
This Delta deal was found by Cheapflights users on 5/1. 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.
Tue 9/227:21 pm
GEG
-
IAH
2 stops12h 38m
Delta
Tue 9/296:30 am
IAH
-
GEG
2 stops12h 38m
Delta
Deal found 5/1$187
This Delta deal was found by Cheapflights users on 5/5. 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.
Sat 5/306:49 am
GEG
-
IAH
2 stops12h 36m
Delta
Sat 6/611:34 am
IAH
-
GEG
2 stops13h 32m
Delta
Deal found 5/5$218
This deal was found by Cheapflights users on 5/1. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/79:50 am
GEG
-
IAH
1 stop6h 03m
Delta
Thu 7/97:01 pm
IAH
-
GEG
1 stop6h 54m
Delta
Deal found 5/1$223
This Delta deal was found by Cheapflights users on 5/5. 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.
Thu 6/1810:48 pm
GEG
-
IAH
1 stop7h 49m
Delta
Tue 6/237:10 am
IAH
-
GEG
2 stops11h 01m
Delta
Deal found 5/5$228
This Delta deal was found by Cheapflights users on 5/5. 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.
Mon 6/17:23 pm
GEG
-
IAH
2 stops12h 28m
Delta
Wed 6/33:25 pm
IAH
-
GEG
2 stops9h 41m
Delta
Deal found 5/5$233
This Orbitz deal was found by Cheapflights users on 5/4. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1511:54 am
SEA
-
IAH
1 stop9h 11m
Frontier
Sat 8/225:34 pm
IAH
-
SEA
1 stop18h 14m
Frontier
Deal found 5/4$238
This CheapOair deal was found by Cheapflights users on 5/5. 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 5/277:50 pm
SEA
-
IAH
1 stop23h 20m
Frontier
Wed 6/310:05 pm
IAH
-
SEA
1 stop14h 01m
Frontier
Deal found 5/5$240
This CheapOair deal was found by Cheapflights users on 5/2. 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.
Tue 5/267:50 pm
SEA
-
IAH
1 stop12h 54m
Frontier
Sun 5/3110:05 pm
IAH
-
SEA
1 stop17h 56m
Frontier
Deal found 5/2$241
This Super.com deal was found by Cheapflights users on 5/2. 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.
Fri 6/57:50 pm
SEA
-
IAH
1 stop26h 54m
Frontier
Thu 6/111:41 pm
IAH
-
SEA
1 stop22h 54m
Frontier
Deal found 5/2$242
This Booking.com deal was found by Cheapflights users on 5/5. 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.
Mon 6/158:12 pm
SEA
-
IAH
1 stop14h 34m
Frontier
Wed 6/248:53 pm
IAH
-
SEA
1 stop15h 42m
Frontier
Deal found 5/5$243

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 May 6, 2026.

Round-trip from

$177
(Delta)

One-way from

$85
(Super.com)

Popular in

April

Cheapest in

September

Average price

$423
From Washington to Houston
Search Deals
One-way flight from Washington to Houston
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 6, 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 - IAH

GEGIAH

Spokane

Tue 9/22

7:00 am-6:17 pm

1 stop9h 17m

Houston George Bush Intcntl

Tue 9/29

6:30 am-1:07 pm

1 stop8h 37m

$177

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Tue 9/22

7:00 am-6:17 pm

1 stop9h 17m

Houston George Bush Intcntl

Wed 9/30

6:30 am-2:06 pm

1 stop9h 36m

$177

SpokaneHouston

GEG - IAH

GEGIAH

Spokane

Sat 9/19

1:30 pm-9:38 pm

1 stop6h 08m

Houston George Bush Intcntl

Wed 9/30

2:35 pm-7:20 pm

1 stop6h 45m

$177

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Sat 9/19

6:15 am-4:55 pm

2 stops8h 40m

Houston Hobby

Wed 9/30

12:50 pm-10:05 pm

1 stop11h 15m

$259

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Thu 5/28

1:30 pm-12:05 am

2 stops8h 35m

Houston Hobby

Sun 5/31

6:05 am-10:35 am

1 stop6h 30m

$274

PortlandHouston

PDX - IAH

PDXIAH

Portland

Tue 5/26

11:12 pm-1:14 pm

2 stops12h 02m

Houston George Bush Intcntl

Tue 6/2

7:59 pm-11:44 pm

1 stop5h 45m

$282

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Tue 9/22

5:00 pm-9:15 am

2 stops14h 15m

Houston Hobby

Tue 9/29

6:00 am-11:24 am

1 stop7h 24m

$293

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Sat 10/17

5:00 pm-9:26 am

2 stops14h 26m

Houston Hobby

Wed 10/21

1:00 pm-9:37 pm

1 stop10h 37m

$293

SpokaneHouston

GEG - HOU

GEGHOU

Spokane

Tue 5/19

12:27 pm-10:26 pm

1 stop7h 59m

Houston Hobby

Fri 5/29

1:06 pm-9:20 pm

1 stop10h 14m

$304

PortlandHouston

PDX - IAH

PDXIAH

Portland

Thu 5/28

7:15 am-1:46 pm

Nonstop4h 31m

Houston George Bush Intcntl

Mon 6/1

5:57 pm-8:29 pm

Nonstop4h 32m

$317

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/2

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

How far ahead should I book a flight from State of Washington to Houston?

The price you pay for your flight from State of Washington to Houston may vary depending on when you book. For the best chance of a lower fare, look to book 27 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, April is the cheapest month in which you can book a flight from State of Washington to Houston (average of $48). Flying from State of Washington to Houston in March is currently the most expensive (average of $177). 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 May 6, 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 29% 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 May 2, 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.

How much does it cost to fly round-trip from State of Washington to Houston?

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 Delta, Southwest, and Alaska Airlines fly from State of Washington to Houston in about 4h 31m. The time it takes to get you to your destination can typically vary by up to 4h 46m. State of Washington and Houston are separated by a distance of 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 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 Delta and Hawaiian Airlines, with prices starting from $92 and $108, 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 $368, our data shows the cheapest flight currently is $85. When looking at the most popular route, (Seattle/Tacoma Intl - Houston Hobby), you can expect to pay $250 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, April is the cheapest month in which you can book a flight from State of Washington to Houston (average of $48). Flying from State of Washington to Houston in March is currently the most expensive (average of $177). 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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Fort Lauderdale to Dallas/Fort Worth flights
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Minneapolis to Dallas/Fort Worth flights
Miami to Dallas/Fort Worth flights
Dulles Intl to George Bush Intcntl flights
Orlando to Hobby flights
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Los Angeles to Austin flights
Reagan-National to George Bush Intcntl flights
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Boston to Hobby flights

Top 7 airlines flying from Washington to Houston

Discover the top 7 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 May 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$80Average$282FlexibilityNo cancel feeOn-time62%
DeltaCheapest$88Average$356FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$97Average$315FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$163Average$442FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$172Average$513FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$202Average$412FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$256Average$410FlexibilityNo cancel feeOn-time63%

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