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$125+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — HOU
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap 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 31, 2025.

Round-trip from

$190
(Mytrip)

One-way from

$125
(Frontier)

Popular in

December

Cheapest in

September

Average price

$431
From Washington to Houston
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One-way flight from Washington to Houston
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find 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 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/47:01 pmPDX - IAH
2 stops26h 51mSpirit Airlines
Tue 5/61:29 pmIAH - PDX
1 stop29h 16mSpirit Airlines
Deal found 3/29$190
This CheapOair deal was found by Cheapflights users on 3/30. 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.
Mon 4/288:56 pmSEA - IAH
1 stop13h 45mMultiple Airlines
Sat 5/36:00 amIAH - SEA
1 stop20h 44mMultiple Airlines
Deal found 3/30$222
This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/248:56 pmSEA - IAH
2 stops24h 56mSpirit Airlines
Mon 4/2810:28 pmIAH - SEA
1 stop15h 07mSpirit Airlines
Deal found 3/30$223
This Booking.com deal was found by Cheapflights users on 3/31. 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.
Thu 4/176:40 amPDX - IAH
1 stop12h 47mMultiple Airlines
Sat 4/197:47 pmIAH - PDX
1 stop15h 25mMultiple Airlines
Deal found 3/31$229
This Frontier deal was found by Cheapflights users on 3/31. 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.
Fri 5/912:21 pmSEA - IAH
1 stop9h 32mFrontier
Mon 5/1212:08 pmIAH - SEA
1 stop9h 24mFrontier
Deal found 3/31$238
This CheapOair deal was found by Cheapflights users on 3/31. 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 5/16:20 amPDX - IAH
1 stop15h 33mFrontier
Sun 5/48:27 pmIAH - PDX
1 stop21h 15mFrontier
Deal found 3/31$240
This CheapOair deal was found by Cheapflights users on 3/30. 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.
Fri 4/181:56 pmSEA - HOU
1 stop19h 41mFrontier
Mon 4/2110:36 amHOU - SEA
1 stop16h 08mFrontier
Deal found 3/30$250
This CheapOair deal was found by Cheapflights users on 3/30. 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.
Fri 4/186:40 amPDX - HOU
1 stop26h 57mFrontier
Mon 4/2110:36 amHOU - PDX
1 stop16h 01mFrontier
Deal found 3/30$250
This Hawaiian Airlines deal was found by Cheapflights users on 3/31. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/1610:30 amPDX - IAH
Nonstop4h 24mHawaiian Airlines
Sun 5/185:54 pmIAH - PDX
Nonstop4h 55mHawaiian Airlines
Deal found 3/31$257
This Alaska Airlines deal was found by Cheapflights users on 3/31. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2110:30 amPDX - IAH
Nonstop4h 24mAlaska Airlines
Sun 5/255:54 pmIAH - PDX
Nonstop4h 55mAlaska Airlines
Deal found 3/31$263
This United Airlines deal was found by Cheapflights users on 3/29. 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.
Wed 5/77:00 amPDX - IAH
Nonstop4h 12mUnited Airlines
Fri 5/97:59 pmIAH - PDX
Nonstop4h 46mUnited Airlines
Deal found 3/29$275
This Delta deal was found by Cheapflights users on 3/31. 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 4/2112:45 amSEA - IAH
1 stop7h 20mDelta
Fri 4/2512:52 pmIAH - SEA
1 stop11h 33mDelta
Deal found 3/31$277

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 31, 2025.
Use the filters below to find and compare flights from Washington to Houston that are best for you.

Fly from

Washington

Fly to

Houston

Route

Depart

Return

Price

PortlandHouston

PDX - IAH

PDXIAH

Portland

Sun 5/4

7:01 pm-11:52 pm

2 stops26h 51m

Houston George Bush Intcntl

Tue 5/6

1:29 pm-4:45 pm

1 stop29h 16m

$190

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Mon 4/28

8:56 pm-12:41 pm

1 stop13h 45m

Houston George Bush Intcntl

Sat 5/3

6:00 am-12:44 am

1 stop20h 44m

$222

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 4/24

8:56 pm-11:52 pm

2 stops24h 56m

Houston George Bush Intcntl

Mon 4/28

10:28 pm-11:35 am

1 stop15h 07m

$223

PortlandHouston

PDX - IAH

PDXIAH

Portland

Thu 4/17

6:40 am-9:27 pm

1 stop12h 47m

Houston George Bush Intcntl

Sat 4/19

7:47 pm-9:12 am

1 stop15h 25m

$229

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Fri 5/9

12:21 pm-11:53 pm

1 stop9h 32m

Houston George Bush Intcntl

Mon 5/12

12:08 pm-7:32 pm

1 stop9h 24m

$238

PortlandHouston

PDX - IAH

PDXIAH

Portland

Thu 5/1

6:20 am-11:53 pm

1 stop15h 33m

Houston George Bush Intcntl

Sun 5/4

8:27 pm-3:42 pm

1 stop21h 15m

$240

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Fri 4/18

1:56 pm-11:37 am

1 stop19h 41m

Houston Hobby

Mon 4/21

10:36 am-12:44 am

1 stop16h 08m

$250

PortlandHouston

PDX - HOU

PDXHOU

Portland

Fri 4/18

6:40 am-11:37 am

1 stop26h 57m

Houston Hobby

Mon 4/21

10:36 am-12:37 am

1 stop16h 01m

$250

PortlandHouston

PDX - IAH

PDXIAH

Portland

Fri 5/16

10:30 am-4:54 pm

Nonstop4h 24m

Houston George Bush Intcntl

Sun 5/18

5:54 pm-8:49 pm

Nonstop4h 55m

$257

PortlandHouston

PDX - IAH

PDXIAH

Portland

Wed 5/7

7:00 am-1:12 pm

Nonstop4h 12m

Houston George Bush Intcntl

Fri 5/9

7:59 pm-10:45 pm

Nonstop4h 46m

$275

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results
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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, September is the cheapest month in which you can book a flight from State of Washington to Houston (average of $230). Flying from State of Washington to Houston in March is currently the most expensive (average of $334). 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 31, 2025.

When flying from State of Washington to Houston, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Houston by month

Plan your trip to Houston by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston ranges from 3.2 - 5.9 inches per month. June is typically the wettest month, when rainfall can reach 5.9 in. February is typically the driest time to visit Houston when rainfall is around 3.2 in.

Temperature in Houston by month

Plan your trip to Houston by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Houston

Get insights into the airlines that provide service to Houston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Houston. Reviews last updated March 31, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Washington to Houston have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,811 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,811 reviews
Alaska Airlines
8.0
Very good
9,811 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,275 reviews
Alaska Airlines
8.0
Very good
9,811 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,899 reviews
Alaska Airlines
8.0
Very good
9,811 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Hawaiian Airlines
7.9
Good
2,342 reviews
Alaska Airlines
8.0
Very good
9,811 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,614 reviews
Alaska Airlines
8.0
Very good
9,811 reviews

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

Entertainment

7.1

Food

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

  • What are the cheapest airlines to fly from State of Washington to Houston one-way?

    $125 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 Alaska Airlines, with prices starting from $128 and $129, 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 $296, our data shows the cheapest flight currently is $134. When looking at the most popular route, (Seattle/Tacoma Intl - Houston Hobby), you can expect to pay $182 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, September is the cheapest month in which you can book a flight from State of Washington to Houston (average of $230). Flying from State of Washington to Houston in March is currently the most expensive (average of $334). 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 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$91Average$223FlexibilityNo cancel feeOn-time65%
FrontierCheapest$126Average$234FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$150Average$424FlexibilityNo cancel feeOn-time85%
DeltaCheapest$154Average$420FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$236Average$537FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$255Average$468FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$257Average$513FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$266Average$430FlexibilityNo cancel feeOn-time63%
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