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George Bush Intcntl

$129+ Cheap flights from Seattle (SEA) to George Bush Intcntl (IAH)

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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IAH
May 4 — May 111
Sun 5/4
Sun 5/11
1 adult, Economy
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Houston George Bush Intcntl are usually found in January or September, booked 81 days in advance, depart on a Wednesday or Thursday and return on a Friday

Cheap flight deals from Seattle to George Bush Intcntl

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to George Bush Intcntl (IAH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated April 29, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$217
(Kiwi.com)

One-way from

$129
(Alaska Airlines)

Popular in

December

Cheapest in

January

Average price

$431

Good round-trip deal

$386 or less

Good one-way deal

$189 or less
Provider with most accurate pricing for Seattle/Tacoma Intl-Houston George Bush Intcntl flight deals.
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Provider most trusted by Cheapflights users for Seattle/Tacoma Intl-Houston George Bush Intcntl flights.
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From Seattle/Tacoma Intl to Houston George Bush Intcntl
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One-way flight from Seattle/Tacoma Intl to Houston George Bush Intcntl
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Highest demand for flights based on searches. 4% potential increase in price ($19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Houston George Bush Intcntl.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Houston George Bush Intcntl.
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Find flight deals from Seattle to George Bush Intcntl

Cheapest flights from Seattle to George Bush Intcntl
Explore the most affordable flight options available from Seattle to George Bush Intcntl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 29, 2025.

This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/812:21 pmSEA - IAH
1 stop9h 32mFrontier
Mon 5/126:00 amIAH - SEA
1 stop7h 31mFrontier
Deal found 4/28$217
This FlightHub deal was found by Cheapflights users on 4/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/226:00 amSEA - IAH
1 stop15h 26mSpirit Airlines
Sun 5/252:45 pmIAH - SEA
1 stop11h 25mSpirit Airlines
Deal found 4/27$230
This Kiwi.com deal was found by Cheapflights users on 4/27. 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.
Thu 6/53:20 pmSEA - IAH
1 stop6h 06mMultiple Airlines
Thu 6/127:10 pmIAH - SEA
Nonstop4h 43mMultiple Airlines
Deal found 4/27$232
This Hawaiian Airlines deal was found by Cheapflights users on 4/27. 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.
Thu 6/1211:59 pmSEA - IAH
Nonstop4h 21mHawaiian Airlines
Mon 6/169:00 amIAH - SEA
Nonstop4h 41mHawaiian Airlines
Deal found 4/27$257
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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.
Thu 6/55:46 pmSEA - IAH
Nonstop4h 13mAlaska Airlines
Sat 6/77:14 pmIAH - SEA
Nonstop4h 46mAlaska Airlines
Deal found 4/27$267
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/126:00 amSEA - IAH
1 stop9h 52mDelta
Thu 6/1912:51 pmIAH - SEA
1 stop11h 31mDelta
Deal found 4/28$277
This United Airlines deal was found by Cheapflights users on 4/27. 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 5/217:14 amSEA - IAH
Nonstop4h 26mUnited Airlines
Sun 5/256:29 pmIAH - SEA
Nonstop4h 46mUnited Airlines
Deal found 4/27$297
This American 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3112:55 amSEA - IAH
1 stop6h 22mAmerican Airlines
Sun 8/105:00 amIAH - SEA
1 stop6h 21mAmerican Airlines
Deal found 4/28$347

Cheapflights Fare Finder

Customize your flight search to find flights from Seattle to George Bush Intcntl 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 April 29, 2025.
Use the filters below to find and compare flights from Seattle to Houston George Bush Intcntl Airport that are best for you.

Fly from

Seattle

Fly to

George Bush Intcntl

Route

Depart

Return

Price

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 5/8

12:21 pm-11:53 pm

1 stop9h 32m

Houston George Bush Intcntl

Mon 5/12

6:00 am-11:31 am

1 stop7h 31m

$217

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 5/22

6:00 am-11:26 pm

1 stop15h 26m

Houston George Bush Intcntl

Sun 5/25

2:45 pm-12:10 am

1 stop11h 25m

$230

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 6/5

3:20 pm-11:26 pm

1 stop6h 06m

Houston George Bush Intcntl

Thu 6/12

7:10 pm-9:53 pm

Nonstop4h 43m

$232

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 6/12

11:59 pm-6:20 am

Nonstop4h 21m

Houston George Bush Intcntl

Mon 6/16

9:00 am-11:41 am

Nonstop4h 41m

$257

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 6/5

5:46 pm-11:59 pm

Nonstop4h 13m

Houston George Bush Intcntl

Sat 6/7

7:14 pm-10:00 pm

Nonstop4h 46m

$267

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 6/12

6:00 am-5:52 pm

1 stop9h 52m

Houston George Bush Intcntl

Thu 6/19

12:51 pm-10:22 pm

1 stop11h 31m

$277

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 5/21

7:14 am-1:40 pm

Nonstop4h 26m

Houston George Bush Intcntl

Sun 5/25

6:29 pm-9:15 pm

Nonstop4h 46m

$297

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 5/29

1:10 am-9:19 am

1 stop6h 09m

Houston George Bush Intcntl

Sun 6/1

7:37 pm-12:45 am

1 stop7h 08m

$377

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 5/28

5:46 pm-11:59 pm

Nonstop4h 13m

$129

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Mon 5/26

3:20 pm-5:31 am

1 stop12h 11m

$132

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 16 results
1
2

Compare providers for flights from Seattle to George Bush Intcntl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seattle to George Bush Intcntl in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
CheapflightsfaresPrice Accuracy3 starsTrust Score*2 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
PricelinePrice Accuracy2 starsTrust Score*3 stars
CheapOairPrice Accuracy3 starsTrust Score*3 stars
StudentUniversePrice Accuracy3 starsTrust Score*2 stars
JustAirTicketPrice Accuracy-Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Seattle-Houston George Bush Intcntl Airport flights, users find the pricing of CheapOair to be most consistent on Cheapflights vs. CheapOair Users can find the same prices on Seattle-Houston George Bush Intcntl Airport flight deals on Cheapflights vs. CheapOair >95% of the time. Price accuracy is based on data collected from Seattle-Houston George Bush Intcntl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Seattle-Houston George Bush Intcntl Airport flights, Cheapflights users trust CheapOair the most. CheapOair has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seattle-Houston George Bush Intcntl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for Seattle to Houston George Bush Intcntl Airport flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seattle to Houston George Bush Intcntl Airport trip
Airlines
Alaska Airlines

Alaska's Saver Fare allows carry-on bags but restricts seat selection and changes.


Alaska Premium Class offers extra legroom and free cocktails, but snacks require purchase.

Read more about Alaska Airlinesby Robert Schrader
United Airlines

Basic Economy allows a personal item only; no carry-on bags unless exceptions apply.


United Economy Plus offers extra legroom seats towards the front of the economy cabin.

Read more about United Airlinesby Harriet Baskas
Airports
SEA

Plan to arrive at SEA two hours before your flight. Use SEA Spot Saver for security appointments to save time.

Read more about SEAby Brandon Schultz
IAH

For a quick trip to downtown Houston from IAH, Uber or Lyft are recommended, taking around 25 minutes.

Read more about IAHby Evie Carrick
Our travel experts
Robert Schrader

Robert Schrader

Expert on Alaska Airlines

Robert Schrader

Robert Schrader

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more
Harriet Baskas

Harriet Baskas

Expert on United Airlines

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Evie Carrick

Evie Carrick

Expert on IAH

Evie Carrick

Evie Carrick

Evie Carrick is a writer and editor who has lived in five countries and traveled to over 50, with extensive experience flying around the world. She was born in Colorado, but has spent time flying to both coasts to visit family. She writes regularly for Travel + Leisure, BuzzFeed, and SKI and recently published seven travel journals with Simon & Schuster.

Read more
Brandon Schultz

Brandon Schultz

Expert on SEA

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Best time to book a flight from Seattle to George Bush Intcntl

Have a flexible travel schedule? Discover the best time to fly to George Bush Intcntl from Seattle 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 Seattle to Houston George Bush Intcntl Airport

How far ahead should I book a flight from Seattle to Houston George Bush Intcntl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Seattle to George Bush Intcntl. Price data was last updated on April 25, 2025.

Booking 81 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Houston George Bush Intcntl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Seattle to Houston George Bush Intcntl Airport?

Currently, August is the cheapest month in which you can book a flight from Seattle to Houston George Bush Intcntl Airport (average of $241). Flying from Seattle to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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 SEA to IAH?

Find hourly flight availability from Seattle to George Bush Intcntl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

It’s typically best to fly out from Seattle to Houston George Bush Intcntl Airport in the afternoon. Doing so could potentially save you 39% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Seattle to Houston George Bush Intcntl Airport?

Use this chart to determine the cheapest time to fly round-trip from Seattle to George Bush Intcntl. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Seattle to Houston George Bush Intcntl Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Seattle to Houston George Bush Intcntl Airport

Explore weekly flight availability from Seattle to George Bush Intcntl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 29, 2025.

The most flights from SEA to IAH are scheduled on a Wednesday (21 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (14 on average).

Rainfall in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Houston George Bush Intcntl Airport 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 George Bush Intcntl Airport when rainfall is around 3.2 in.

Temperature in George Bush Intcntl by month

Plan your trip to George Bush Intcntl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Houston George Bush Intcntl Airport, 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 George Bush Intcntl

Get insights into the airlines that provide service to George Bush Intcntl. 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 George Bush Intcntl. Reviews last updated April 29, 2025.
To help decide which airline to fly from Seattle to Houston, see what other customers have to say about Alaska Airlines, Delta and Hawaiian Airlines. 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

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Alaska Airlines
8.0
Very good
9,961 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Delta
8.0
Very good
7,929 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
Hawaiian Airlines
7.9
Good
2,402 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,961 reviews

Crew

8.5

Comfort

7.9

Overall

8.0

Boarding

8.2

Food

7.1

Entertainment

7.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Aug 2024

SEA - LAS

Seats were not that comfy especially for someone with big hips 😥

Related info for your journey

Find useful and relevant information for your journey from Seattle to George Bush Intcntl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Houston George Bush Intcntl?

    Seattle/Tacoma Intl (SEA), located 11.4 mi from the city center, is the airport you fly out of when you book flights from Seattle to Houston George Bush Intcntl. 7 airlines have flights from Seattle/Tacoma Intl to Houston George Bush Intcntl on a regular basis. Booking flights from Seattle/Tacoma Intl to Houston George Bush Intcntl should not be difficult; the airport handles an average of 16 outbound flights to Houston George Bush Intcntl per day.

  • What are the cheapest airlines flying from Seattle to Houston George Bush Intcntl Airport round-trip?

    Our cheapest airline available from Seattle to Houston George Bush Intcntl Airport is Frontier. Our recent data shows that you can find tickets from as low as $217 on this airline. Additional options worth looking into are Spirit Airlines and Alaska Airlines, starting at $223 and $257 round-trip. Users have found that Frontier is 46% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Seattle to Houston George Bush Intcntl Airport one-way?

    One-way options have recently been found by users for as low as $129 on Alaska Airlines. Other airlines that offer cheap prices include Spirit Airlines from $132 and American Airlines from $139 one-way.

  • What are the most reliable airlines from Seattle to Houston George Bush Intcntl Airport?

    No one likes to see their flight delayed. When booking a flight from Seattle to Houston George Bush Intcntl Airport consider choosing EVA Air (90%), Asiana Airlines (83%) or Qatar Airways (83%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Houston George Bush Intcntl Airport?

    While on average a flight from Seattle to Houston George Bush Intcntl Airport is generally $852, our data shows the cheapest flight currently is $128. When looking at the most popular route, (Seattle/Tacoma Intl - Houston George Bush Intcntl), you can expect to pay $150 for that flight.

  • Can I find deals for flights from Seattle to George Bush Intcntl that include hotel bookings?

    Yes. In addition to deals on Seattle to George Bush Intcntl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to George Bush Intcntl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to George Bush Intcntl.

  • Can I find deals for business class flights from Seattle to George Bush Intcntl?

    Yes. Cheapflights offers flight deals from Seattle to George Bush Intcntl 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 Seattle to Houston George Bush Intcntl Airport?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Houston George Bush Intcntl Airport (average of $241). Flying from Seattle to Houston George Bush Intcntl Airport in March is currently the most expensive (average of $339). 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.

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Top 7 airlines flying from Seattle to George Bush Intcntl

Discover the top 7 airlines that operate flights from Seattle to George Bush Intcntl. 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 April 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$102Average$244FlexibilityNo cancel feeOn-time65%
FrontierCheapest$128Average$248FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$150Average$387FlexibilityNo cancel feeOn-time85%
DeltaCheapest$236Average$336FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$255Average$397FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$256Average$445FlexibilityNo cancel feeOn-time75%
United AirlinesCheapest$259Average$469FlexibilityNo cancel feeOn-time69%

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