George Bush Intcntl

$122+ 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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — IAH
oct. 11 — oct. 181
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Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Houston George Bush Intcntl are usually found in September or January, booked 76 days in advance, depart on a Thursday or Wednesday and return on a Wednesday

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 septiembre 11, 2025.

Round-trip from

$250
(Hawaiian Airlines)

One-way from

$122
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$275

Good round-trip deal

$299 or less

Good one-way deal

$177 or less
From Seattle/Tacoma Intl to Houston George Bush Intcntl
One-way flight from Seattle/Tacoma Intl to Houston George Bush Intcntl
Highest demand for flights based on searches. 6% potential increase in price ($24 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from Seattle/Tacoma Intl to Houston George Bush Intcntl.
Price to beat on a one-way flight from Seattle/Tacoma Intl to Houston George Bush Intcntl.

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 septiembre 11, 2025.

This Booking.com deal was found by Cheapflights users on 9/8. 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.
dom. 9/288:35 pmSEA - IAH
1 stop13h 32mFrontier
mar. 9/307:30 amIAH - SEA
1 stop17h 29mFrontier
Deal found 9/8$247
This Booking.com deal was found by Cheapflights users on 9/9. 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.
mar. 10/141:02 pmSEA - IAH
1 stop19h 27mFrontier
sáb. 10/187:00 amIAH - SEA
1 stop7h 07mFrontier
Deal found 9/9$248
This Mytrip deal was found by Cheapflights users on 9/9. 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.
mié. 9/107:00 amSEA - IAH
1 stop12h 14mFrontier
mié. 9/247:30 amIAH - SEA
1 stop17h 29mFrontier
Deal found 9/9$249
This United Airlines deal was found by Cheapflights users on 9/10. 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. 10/3112:30 pmSEA - IAH
1 stop5h 53mUnited Airlines
dom. 11/27:50 pmIAH - SEA
Nonstop4h 56mUnited Airlines
Deal found 9/10$250
This Booking.com deal was found by Cheapflights users on 9/9. 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.
lun. 9/296:12 amSEA - IAH
1 stop15h 27mFrontier
jue. 10/26:15 amIAH - SEA
1 stop20h 15mFrontier
Deal found 9/9$251
This American Airlines deal was found by Cheapflights users on 9/11. 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.
mié. 10/2212:34 amSEA - IAH
1 stop7h 32mAmerican Airlines
lun. 10/275:00 amIAH - SEA
1 stop6h 42mAmerican Airlines
Deal found 9/11$252
This Delta deal was found by Cheapflights users on 9/9. 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.
sáb. 11/2211:55 pmSEA - IAH
1 stop8h 15mDelta
mié. 11/265:48 pmIAH - SEA
1 stop8h 11mDelta
Deal found 9/9$253
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
mié. 10/88:43 pmSEA - IAH
1 stop11h 46mMultiple Airlines
jue. 10/97:39 pmIAH - SEA
2 stops21h 37mMultiple Airlines
Deal found 9/10$254
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
mié. 10/151:02 pmSEA - IAH
1 stop14h 18mMultiple Airlines
vie. 10/3110:12 pmIAH - SEA
1 stop24h 25mMultiple Airlines
Deal found 9/9$255
This Frontier deal was found by Cheapflights users on 9/10. 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.
dom. 10/267:28 pmSEA - IAH
2 stops14h 43mFrontier
mar. 11/47:00 amIAH - SEA
1 stop7h 13mFrontier
Deal found 9/10$256
This United Airlines deal was found by Cheapflights users on 9/9. 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. 9/3011:10 pmSEA - IAH
Nonstop4h 16mUnited Airlines
mié. 10/294:25 pmIAH - SEA
Nonstop5h 00mUnited Airlines
Deal found 9/9$257
This Kiwi.com deal was found by Cheapflights users on 9/9. 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. 10/309:22 pmSEA - IAH
2 stops17h 06mFrontier
sáb. 11/16:48 pmIAH - SEA
1 stop16h 30mFrontier
Deal found 9/9$258

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 septiembre 11, 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

jue. 10/2

8:30 am-7:10 pm

1 stop8h 40m

Houston George Bush Intcntl

lun. 10/6

6:39 pm-9:23 pm

Nonstop4h 44m

$265

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

vie. 10/24

4:35 pm-10:55 pm

Nonstop4h 20m

Houston George Bush Intcntl

dom. 10/26

7:50 pm-10:46 pm

Nonstop4h 56m

$271

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

sáb. 11/1

5:30 pm-11:52 pm

Nonstop4h 22m

Houston George Bush Intcntl

mié. 11/5

7:26 pm-10:24 pm

Nonstop4h 58m

$277

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

mar. 10/14

11:10 pm-5:26 am

Nonstop4h 16m

Houston George Bush Intcntl

vie. 10/17

6:39 pm-9:23 pm

Nonstop4h 44m

$277

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

vie. 10/24

8:00 am-4:40 pm

1 stop6h 40m

Houston George Bush Intcntl

dom. 10/26

7:00 am-9:54 am

Nonstop4h 54m

$279

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

jue. 10/23

5:47 pm-12:10 am

Nonstop4h 23m

Houston George Bush Intcntl

lun. 10/27

7:26 pm-10:24 pm

Nonstop4h 58m

$285

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

jue. 10/30

5:20 am-4:50 pm

1 stop9h 30m

Houston George Bush Intcntl

lun. 11/3

7:26 pm-10:24 pm

Nonstop4h 58m

$287

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

jue. 10/23

5:47 pm-12:10 am

Nonstop4h 23m

Houston George Bush Intcntl

lun. 10/27

5:00 am-10:36 am

1 stop7h 36m

$295

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

jue. 10/30

11:59 pm-6:14 am

Nonstop4h 15m

Houston George Bush Intcntl

lun. 11/3

4:25 pm-7:25 pm

Nonstop5h 00m

$297

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

jue. 10/16

11:10 pm-5:26 am

Nonstop4h 16m

Houston George Bush Intcntl

dom. 10/19

5:14 am-9:59 am

1 stop6h 45m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 21 results
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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.

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.

Airports
SEA

Use SEA Spot Saver to book security screening appointments in advance, reducing wait times. Sign up online a few days before your flight.

Read more about SEAby Brandon Schultz
IAH

For a quick ride to downtown Houston, Uber or Lyft from Terminals A, B, and C is recommended. Taxis are also available at Terminal E.

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 August 29, 2025.

Booking 76 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 septiembre 11, 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 September 7, 2025.

Travelers seeking maximum savings on their Seattle to Houston George Bush Intcntl Airport flight should consider departing on Tuesday 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.

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 septiembre 11, 2025.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines, and United Airlines from Seattle to Houston George Bush Intcntl Airport. 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.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Crew

8.5

Food

7.1

Overall

8.0

Boarding

8.1

Comfort

7.8

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

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 18 outbound flights to Houston George Bush Intcntl per day.

  • How long is the flight from Seattle to Houston George Bush Intcntl Airport?

    Airlines like United Airlines and Hawaiian Airlines fly from Seattle to Houston George Bush Intcntl Airport in about 4h 22m. The time it takes to get you to your destination can typically vary by up to 4h 18m. The distance from Seattle to Houston George Bush Intcntl Airport is about 1871 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • 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 $128 on this airline. Additional options worth looking into are Spirit Airlines and Delta, starting at $135 and $160 round-trip. Users have found that Frontier is 67% cheaper than the other options available to this destination.

  • 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 Asiana Airlines (86%), Emirates (86%) or EVA Air (67%) 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 $796, 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 $163 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.

See more FAQs

Traveling to a place near Houston George Bush Intcntl Airport?

Book flights to Houston George Bush Intcntl Airport if you plan to visit one of these locations
Montgomery
Spring
Jersey Village
Humble
The Woodlands
Conroe
Tomball
Katy
Cypress

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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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$128Average$251FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$135Average$332FlexibilityNo cancel feeOn-time65%
DeltaCheapest$160Average$276FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$185Average$368FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$247Average$423FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$256Average$420FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$257Average$450FlexibilityNo cancel feeOn-time69%

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