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฿6,910 Cheap Flights from Seattle (SEA) to Houston (IAH)

View ฿6,910 flight on Sat, 24 Oct 2026Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to George Bush Intercontinental Airport (IAH)

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Cheap Flights from Seattle (SEA) to Houston (IAH)

Prices were available within the past 7 days and start at ฿6,910 for one-way flights and ฿24,070 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Wed, 16 Sept - Thu, 17 Sept
SEA
Seattle
IAH
Houston
฿24,070 Return, found 6 days ago
฿24,070
Return
found 6 days ago
Select United flight, departing Wed, 16 Sept from Seattle to Houston, returning Thu, 17 Sept, priced at ฿24,070 found 6 days ago
Delta
Wed, 16 Sept - Thu, 17 Sept
SEA
Seattle
IAH
Houston
฿24,400 Return, found 6 days ago
฿24,400
Return
found 6 days ago
Select Delta flight, departing Wed, 16 Sept from Seattle to Houston, returning Thu, 17 Sept, priced at ฿24,400 found 6 days ago
United
Wed, 16 Sept - Thu, 17 Sept
SEA
Seattle
IAH
Houston
฿25,390 Return, found 6 days ago
฿25,390
Return
found 6 days ago
Select United flight, departing Wed, 16 Sept from Seattle to Houston, returning Thu, 17 Sept, priced at ฿25,390 found 6 days ago
United
Wed, 16 Sept - Thu, 17 Sept
SEA
Seattle
IAH
Houston
฿25,530 Return, found 6 days ago
฿25,530
Return
found 6 days ago
Select United flight, departing Wed, 16 Sept from Seattle to Houston, returning Thu, 17 Sept, priced at ฿25,530 found 6 days ago
United
Wed, 16 Sept - Thu, 17 Sept
SEA
Seattle
IAH
Houston
฿25,535 Return, found 6 days ago
฿25,535
Return
found 6 days ago
Select United flight, departing Wed, 16 Sept from Seattle to Houston, returning Thu, 17 Sept, priced at ฿25,535 found 6 days ago
United
Wed, 16 Sept - Thu, 17 Sept
SEA
Seattle
IAH
Houston
฿25,570 Return, found 6 days ago
฿25,570
Return
found 6 days ago
Select United flight, departing Wed, 16 Sept from Seattle to Houston, returning Thu, 17 Sept, priced at ฿25,570 found 6 days ago
United
Wed, 16 Sept - Thu, 17 Sept
SEA
Seattle
IAH
Houston
฿25,715 Return, found 6 days ago
฿25,715
Return
found 6 days ago
Select United flight, departing Wed, 16 Sept from Seattle to Houston, returning Thu, 17 Sept, priced at ฿25,715 found 6 days ago
United
Wed, 16 Sept - Thu, 17 Sept
SEA
Seattle
IAH
Houston
฿25,720 Return, found 6 days ago
฿25,720
Return
found 6 days ago
Select United flight, departing Wed, 16 Sept from Seattle to Houston, returning Thu, 17 Sept, priced at ฿25,720 found 6 days ago
United
Wed, 16 Sept - Thu, 17 Sept
SEA
Seattle
IAH
Houston
฿25,725 Return, found 6 days ago
฿25,725
Return
found 6 days ago
Select United flight, departing Wed, 16 Sept from Seattle to Houston, returning Thu, 17 Sept, priced at ฿25,725 found 6 days ago
American Airlines
Wed, 16 Sept - Thu, 17 Sept
SEA
Seattle
IAH
Houston
฿26,050 Return, found 6 days ago
฿26,050
Return
found 6 days ago
Select American Airlines flight, departing Wed, 16 Sept from Seattle to Houston, returning Thu, 17 Sept, priced at ฿26,050 found 6 days ago

Find the cheapest month to fly from Seattle (SEA) to Houston (IAH)

September is typically the cheapest month to fly

From ฿8,559 - ฿10,612 per traveller.

Frequently asked questions

How much is a flight from SEA to IAH?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price listed for a round-trip journey from SEA to IAH was ฿24,070. Fares this good don't last forever, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Sea-Tac Airport to George Bush Intercontinental Airport (IAH)?
Most flights can be cancelled online, but every airline has its own terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from SEA to Houston Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Seattle - Tacoma Intl. Airport (SEA) to IAH flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Sea-Tac Airport to George Bush Intercontinental Airport (IAH)?
Expect to be in the air for a while, as the flight distance between SeaTac and Houston is 3,000 kilometres. Put together a playlist of your favourite songs before you leave home to keep yourself entertained during the trip.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to IAH?
United Airlines (UA) is a top choice. It offers 91 flights between Seattle - Tacoma Intl. Airport (SEA) and IAH each month. If you want more options, check out the fares from Alaska Airlines (AS). This airline offers 60 flights a month between these airports.
Are SEA to Houston Airport flight tickets cheaper when they're purchased at the last minute?
It is possible to get a fantastic last-minute deal from Sea-Tac Airport to IAH, but it's also possible to miss out entirely! As many airlines release seats up to 12 months in advance, it's worthwhile keeping an eye on fares early and being ready to pounce when you see a bargain. Expedia compares carrier prices and updates flight deals frequently, so you can be certain you're always getting the latest offers.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
George Bush Intercontinental
Return price
฿24,070
Distance
2994 km
Average flight time
7 hours 3 mins

Book with confidence

Perfect flights from Seattle to Houston

Embark on an unforgettable journey without breaking the bank with Expedia's incredible deals on cheap flights from Seattle to Houston. Whether you're aching for a romantic escape with your partner, craving an adventurous solo expedition, or yearning to immerse yourself in the local history and culture, we've got you covered.
 
Picture yourself strolling through the streets of , surrounded by breathtaking architecture and absorbing the vibrant atmosphere of this captivating city. Indulge in the mouth-watering local specialties, from tantalizing street food to exquisite fine dining. With Expedia, you can experience all of this and more, without sacrificing your budget.
 
Our flexible Seattle - Tacoma Intl. to George Bush Intercontinental ticket options cater to your travel preferences, with incredible one-way fares from ฿6,910 and roundtrip prices from ฿24,070. Whether you're planning a short city break or a longer adventure, our dynamic pricing ensures that you find the best deals for your journey.
 
But the magic doesn't stop there. Expedia offers a range of partner services to enhance your trip. Rent a car at George Bush Intercontinental and explore and its surrounding areas at your own pace. Discover hidden gems off the beaten path, and create unforgettable memories. We also provide a handpicked selection of accommodations, from charming bed and breakfasts to luxury hotels, ensuring that you have a comfortable and memorable stay.
 
Planning your next great adventure is a breeze with Expedia. Our user-friendly platform, unbeatable prices, and round-the-clock customer support are designed to make your travel experience seamless and stress-free. So, why wait? Book your to travel arrangements today and embark on the journey of a lifetime in Houston.
Perfect flights from Seattle to Houston
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