HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Washington

$99+ Cheap flights from Houston to Washington

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 6/4. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — SEA
may. 4 — may. 111
dom. 5/4
dom. 5/11
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Houston to Washington with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Houston to Washington

Keep the following information in mind while searching for Houston to Washington flight deals. Data was last updated abril 29, 2025.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$180
(Cheapflightsfares)

One-way from

$99
(Alaska Airlines)

Popular in

December

Cheapest in

September

Average price

$341
Provider with most accurate pricing for Houston-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Houston-Seattle/Tacoma Intl flights.
Search Deals
From Houston to Washington
Search Deals
One-way flight from Houston to Washington
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($15 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Houston to Washington

Cheapest flights from Houston to Washington
Explore the most affordable flight options available from Houston to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on abril 29, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/176:30 amIAH - PDX
1 stop13h 14mSpirit Airlines
mar. 6/2412:12 pmPDX - IAH
1 stop9h 27mSpirit Airlines
Deal found 4/29$180
This Expedia deal was found by Cheapflights users on 4/28. 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.
sáb. 6/75:54 pmIAH - PDX
Nonstop4h 55mMultiple Airlines
lun. 6/95:40 pmPDX - IAH
1 stop9h 51mMultiple Airlines
Deal found 4/28$186
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
vie. 6/65:54 pmIAH - PDX
Nonstop4h 55mAlaska Airlines
mié. 6/1110:30 amPDX - IAH
Nonstop4h 24mAlaska Airlines
Deal found 4/28$197
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/106:00 amIAH - PDX
1 stop20h 38mFrontier
mar. 5/136:20 amPDX - IAH
1 stop15h 33mFrontier
Deal found 4/29$201
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 5/812:08 pmIAH - SEA
1 stop7h 52mFrontier
dom. 5/1112:21 pmSEA - IAH
1 stop9h 32mFrontier
Deal found 4/29$217
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/67:31 pmIAH - PDX
1 stop7h 05mAmerican Airlines
lun. 6/912:09 amPDX - IAH
1 stop10h 12mAmerican Airlines
Deal found 4/29$217
This Delta deal was found by Cheapflights users on 4/29. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 6/612:39 pmIAH - PDX
1 stop11h 22mDelta
mar. 6/178:29 pmPDX - IAH
2 stops11h 25mDelta
Deal found 4/29$222
This Kiwi.com deal was found by Cheapflights users on 4/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/316:00 amIAH - SEA
1 stop10h 10mMultiple Airlines
mié. 6/43:20 pmSEA - IAH
1 stop6h 06mMultiple Airlines
Deal found 4/29$224
This CheapOair deal was found by Cheapflights users on 4/28. 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.
sáb. 5/242:45 pmIAH - SEA
1 stop11h 25mSpirit Airlines
mar. 5/276:00 amSEA - IAH
1 stop21h 31mSpirit Airlines
Deal found 4/28$229
This United Airlines deal was found by Cheapflights users on 4/28. 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.
mar. 5/207:59 pmIAH - PDX
Nonstop4h 46mUnited Airlines
vie. 5/2311:59 pmPDX - IAH
Nonstop4h 06mUnited Airlines
Deal found 4/28$236
This Hawaiian Airlines deal was found by Cheapflights users on 4/28. 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.
sáb. 5/245:54 pmIAH - PDX
Nonstop4h 55mHawaiian Airlines
jue. 5/2910:30 amPDX - IAH
Nonstop4h 24mHawaiian Airlines
Deal found 4/28$237
This United Airlines deal was found by Cheapflights users on 4/29. 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.
vie. 5/308:13 pmIAH - SEA
Nonstop4h 47mUnited Airlines
mar. 6/37:10 amSEA - IAH
Nonstop4h 29mUnited Airlines
Deal found 4/29$247

Cheapflights Fare Finder

Customize your flight search to find flights from Houston to Washington 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 abril 29, 2025.
Use the filters below to find and compare flights from Houston to Washington that are best for you.

Fly from

Houston

Fly to

Washington

Route

Depart

Return

Price

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

mar. 6/17

6:30 am-5:44 pm

1 stop13h 14m

Portland

mar. 6/24

12:12 pm-11:39 pm

1 stop9h 27m

$180

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

sáb. 6/7

5:54 pm-8:49 pm

Nonstop4h 55m

Portland

lun. 6/9

5:40 pm-5:31 am

1 stop9h 51m

$186

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

vie. 6/6

5:54 pm-8:49 pm

Nonstop4h 55m

Portland

mar. 6/10

10:30 am-4:54 pm

Nonstop4h 24m

$197

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

sáb. 5/10

6:00 am-12:38 am

1 stop20h 38m

Portland

mar. 5/13

6:20 am-11:53 pm

1 stop15h 33m

$201

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

vie. 6/6

7:31 pm-12:36 am

1 stop7h 05m

Portland

lun. 6/9

12:09 am-12:21 pm

1 stop10h 12m

$217

HoustonSeattle

IAH - SEA

IAHSEA

Houston George Bush Intcntl

vie. 5/30

10:36 pm-9:59 am

1 stop13h 23m

Seattle/Tacoma Intl

mié. 6/11

3:20 pm-5:15 am

1 stop11h 55m

$217

HoustonSeattle

IAH - SEA

IAHSEA

Houston George Bush Intcntl

vie. 5/30

10:36 pm-9:59 am

1 stop13h 23m

Seattle/Tacoma Intl

sáb. 6/7

6:25 am-11:43 pm

1 stop15h 18m

$218

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

vie. 6/6

12:39 pm-10:01 pm

1 stop11h 22m

Portland

mar. 6/10

7:15 am-9:38 pm

2 stops12h 23m

$222

HoustonSeattle

IAH - SEA

IAHSEA

Houston George Bush Intcntl

mar. 6/10

6:36 am-2:25 pm

1 stop9h 49m

Seattle/Tacoma Intl

sáb. 6/14

3:58 pm-5:15 am

1 stop11h 17m

$232

HoustonPortland

IAH - PDX

IAHPDX

Houston George Bush Intcntl

mar. 5/20

7:59 pm-10:45 pm

Nonstop4h 46m

Portland

vie. 5/23

11:59 pm-6:05 am

Nonstop4h 06m

$236

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Houston to Washington

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

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

Currently, January is the cheapest month in which you can book a flight from Houston to State of Washington (average of $238). Flying from Houston to State of Washington in July is currently the most expensive (average of $405). 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 HOU to WA?

Find hourly flight availability from Houston to Washington. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated abril 29, 2025.

When flying from Houston to State of Washington, 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 Washington by month

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

In terms of precipitation, rainfall in State of Washington ranges from 0.7 - 6.6 inches per month. November is typically the wettest month, when rainfall can reach 6.6 in. July is typically the driest time to visit State of Washington when rainfall is around 0.7 in.

Temperature in Washington by month

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

If weather is an important factor for your trip to State of Washington, 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 66.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 41.0 F).

Reviews of airlines servicing Washington

Get insights into the airlines that provide service to Washington. 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 Washington. Reviews last updated abril 29, 2025.
Read through reviews of airlines operating flights from Houston to Washington, such as Alaska Airlines, Southwest and Delta. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

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
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

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
4,295 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

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
7,936 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

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
2,402 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

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
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Overall

8.0

Crew

8.5

Food

7.1

Boarding

8.2

Comfort

7.9

Entertainment

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 Houston to Washington. 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 Houston to State of Washington one-way?

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $99. Users have also found prices from $101 and $108 on Spirit Airlines and Frontier, respectively.

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

    The most popular route from Houston to State of Washington is Houston Hobby - Seattle/Tacoma Intl. You may also consider Houston George Bush Intcntl - Seattle/Tacoma Intl or Houston Hobby - Portland.

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

    On average you can expect to pay $387 for a flight from Houston to State of Washington. The cheapest flight overall is $257 while the most popular route, (Houston Hobby - Seattle/Tacoma Intl) is currently priced at $168.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Houston to Washington 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 Houston to State of Washington?

    Currently, January is the cheapest month in which you can book a flight from Houston to State of Washington (average of $238). Flying from Houston to State of Washington in July is currently the most expensive (average of $405). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Houston to Washington

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to Seattle flights
Dallas/Fort Worth to O'Hare Intl flights
Dallas/Fort Worth to Newark flights
Dallas/Fort Worth to Las Vegas flights
Dallas/Fort Worth to Los Angeles flights
Hobby to Seattle flights
Hobby to LaGuardia flights
Hobby to Las Vegas flights
Hobby to John F Kennedy Intl flights
Dallas/Fort Worth to Denver flights
Hobby to Newark flights
Dallas/Fort Worth to San Francisco flights
Dallas/Fort Worth to Dulles Intl flights
George Bush Intcntl to Las Vegas flights
George Bush Intcntl to Seattle flights
Dallas/Fort Worth to Miami flights
Hobby to Los Angeles flights
Dallas/Fort Worth to Fort Lauderdale flights
Dallas/Fort Worth to Baltimore flights
Dallas/Fort Worth to Orlando flights
George Bush Intcntl to John F Kennedy Intl flights
Hobby to Denver flights
Austin to Newark flights
George Bush Intcntl to Newark flights
Dallas/Fort Worth to Boston flights
Austin to Seattle flights
Dallas/Fort Worth to Reagan-National flights
Hobby to Orlando flights
Austin to John F Kennedy Intl flights
Love Field to LaGuardia flights
Dallas/Fort Worth to Midway flights
George Bush Intcntl to Los Angeles flights
George Bush Intcntl to LaGuardia flights
George Bush Intcntl to Denver flights
Dallas/Fort Worth to Salt Lake City flights
Hobby to Boston flights
Dallas/Fort Worth to Detroit flights
Dallas/Fort Worth to Santa Ana flights
Dallas/Fort Worth to San Diego flights
Dallas/Fort Worth to Portland flights
Dallas/Fort Worth to Burbank flights
Dallas/Fort Worth to Minneapolis flights
Dallas/Fort Worth to Atlanta flights
Dallas/Fort Worth to Philadelphia flights
Austin to Denver flights
Dallas/Fort Worth to Hobby flights
Hobby to O'Hare Intl flights
Dallas/Fort Worth to Nashville flights

Top 8 airlines flying from Houston to Washington

Discover the top 8 airlines that operate flights from Houston to Washington. 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 abril 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$101Average$202FlexibilityNo cancel feeOn-time65%
FrontierCheapest$129Average$240FlexibilityNo cancel feeOn-time62%
DeltaCheapest$179Average$405FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$233Average$389FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$233Average$468FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$257Average$582FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$266Average$480FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$307Average$462FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.