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

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 CA $149 for one-way flights and CA $297 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Hawaiian Airlines
Alaska Airlines
Alaska Airlines
Hawaiian Airlines
Alaska Airlines
American Airlines
Alaska Airlines
Frontier Airlines
Delta

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

October is typically the cheapest month to fly

From CA $156 - CA $352 per traveller.

Graph displaying average flight prices per month

Flight from Seattle to Houston (SEA - IAH) route information
Origin airport
Seattle - Tacoma Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Hawaiian Airlines, Spirit Airlines, United
Roundtrip price
CA $297
Distance
2994 km
Average flight time
6 hours 22 mins

Seattle to Houston Flights

The easy way to book your flights from Seattle to Houston 

With Expedia, it’s simple to find and book flights to Houston from Seattle 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, Finnair, Hawaiian Airlines, Air Tahiti Nui, Asiana Airlines, United Airlines, Singapore Airlines nonstop flights to George Bush Intercontinental, 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 Seattle to Houston today, tomorrow, or this week.  

 

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

Sort your search results by price to find great deals on your flight from Seattle to Houston—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Houston from Seattle currently is just CA $297 rising to CA $349.  

Here are more money-saving tips: 

  • Fly in August when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Houston  
  • 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 Houston from Seattle 

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 Houston with Expedia today.

Frequently asked questions

How much is a flight from Seattle - Tacoma Intl. Airport (SEA) to Houston Airport?
The lowest price advertised for a round-trip flight from SEA to Houston Airport is CA $297. But you better get a move on. This figure is based on fares quoted within the last 7 days on Expedia for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH)?
We understand that circumstances change unexpectedly, so we've made it as hassle-free as possible for you to cancel your flight online. Just head to the Customer Service Portal and follow the instructions.
How do I find cheap flights from Seattle - Tacoma Intl. Airport (SEA) to Houston Airport that have flexible change policies?
Flights from Seattle - Tacoma Intl. Airport (SEA) to Houston Airport with flexible change policies are available with many carriers. Simply use our "No change fees" filter when searching. You'll only need to cover the fare difference, without any extra fees to worry about.
How many hours is the flight from Sea-Tac Airport to Houston Airport?
It takes approximately 4 hours and 25 minutes to fly from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH). But with some movies and a good book, the time will pass by quicker.
How far is the flight from Sea-Tac Airport to IAH?
The flight distance between Sea-Tac Airport and George Bush Intercontinental Airport (IAH) is 3,000 kilometres. Squeeze in a nap or finish off your latest read and the journey will zip on by.
Which airlines fly direct from Sea-Tac Airport to Houston Airport?
United Airlines (UA) is one of the preferred choices for travellers jetting between Sea-Tac Airport and Houston Airport. Select from the 60 flights it offers on this route each month. If you want more options, check out the deals with Alaska Airlines (AS). This airlines operates 60 monthly flights between these airports.
Are Sea-Tac Airport to George Bush Intercontinental Airport (IAH) flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Seattle - Tacoma Intl. Airport (SEA) to Houston Airport at the last minute could save you some cash. However, it could end up costing a good deal more! If you'd rather avoid the risk, book well ahead of your departure date. In fact, Expedia has some of the best bargains up to 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated on Expedia all the time.

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