CA $149 Cheap Flights from Houston (IAH) to Seattle (SEA)

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

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

Prices were available within the past 7 days and start at CA $149 for one-way flights and CA $254 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Hawaiian Airlines
Alaska Airlines
Hawaiian Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Alaska Airlines
Delta
Spirit Airlines
American Airlines

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

September is typically the cheapest month to fly

From CA $150 - CA $281 per traveller.

Graph displaying average flight prices per month

Flight from Houston to Seattle (IAH - SEA) route information
Origin airport
George Bush Intercontinental
Destination airport
Seattle - Tacoma Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Spirit Airlines, United
Roundtrip price
CA $254
Distance
2994 km
Average flight time
2 hours 45 mins

Houston to Seattle Flights

The easy way to book your flights from Houston to Seattle 

With Expedia, it’s simple to find and book flights to Seattle from Houston whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are EVA Air, Qatar Airways, JAL, Alaska Airlines, Emirates, Hawaiian Airlines, Air Tahiti Nui, United Airlines, Singapore Airlines nonstop flights to Seattle - Tacoma Intl., too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Houston to Seattle today, tomorrow, or this week.  

 

Save dollars with cheap flights from George Bush Intercontinental, IAH to Seattle - Tacoma Intl., SEA 

Sort your search results by price to find great deals on your flight from Houston to Seattle—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Seattle from Houston currently is just CA $254 rising to CA $352.  

Here are more money-saving tips: 

  • Fly in November when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Seattle  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Seattle from Houston 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Seattle with Expedia today.

Frequently asked questions

How much is a flight from Houston Airport to Sea-Tac Airport?
Based on fares quoted within the last 7 days on Expedia for flights departing within the next year, round-trip journeys between Houston Airport and SEA start from CA $254. Book now to score the best price for your next big adventure. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from George Bush Intercontinental Airport (IAH) to Sea-Tac Airport?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the simple instructions on our Customer Service Portal.
How do I find cheap flights from Houston Airport to SEA that have flexible change policies?
Flights from Houston Airport to Sea-Tac Airport with flexible change policies are available with many carriers. Simply use our "No change fees" filter when searching. You'll only need to pay the cost difference between the two flights, without any added fees to worry about.
How many hours is the flight from George Bush Intercontinental Airport (IAH) to SEA?
The flight time from Houston Airport to SEA is roughly 5 hours. Grab your headphones, listen to your favourite playlist and your trip will fly by.
How far is the flight from Houston Airport to Sea-Tac Airport?
It's around 3,000 kilometres from Houston Airport to SEA, so expect to be flying for a while. Keep yourself entertained by packing things like a magazine or a thrilling novel.
Which airlines fly direct from Houston Airport to Sea-Tac Airport?
With 60 monthly flights operating from George Bush Intercontinental Airport (IAH) to Sea-Tac Airport, United Airlines (UA) is a terrific choice. After some more options? Check out the seats available with Alaska Airlines (AS). This carrier offers 60 flights a month between these destinations.
Are George Bush Intercontinental Airport (IAH) to Seattle - Tacoma Intl. Airport (SEA) flight tickets cheaper when they're purchased at the last minute?
It is possible to get great last-minute deals from George Bush Intercontinental Airport (IAH) to SEA, but it's also possible to miss out altogether! 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 air carrier prices and updates flight deals regularly, so you can rest assured you're always seeing the latest offers.

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Seattle nearby Airports

Seattle Paine Field Intl. Airport

Houston nearby Airports
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