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

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Cheap Flights from Seattle to Houston (SEA-IAH)

Prices were available within the past 7 days and start at S$166 for one-way flights and S$305 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Alaska Airlines
Tue, 31 Mar - Tue, 7 Apr
SEA
Seattle
IAH
Houston
S$305 Return, found 6 days ago
S$305
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 31 Mar from Seattle to Houston, returning Tue, 7 Apr, priced at S$305 found 6 days ago
Alaska Airlines
Sat, 4 Apr - Tue, 7 Apr
SEA
Seattle
IAH
Houston
S$317 Return, found 6 days ago
S$317
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 4 Apr from Seattle to Houston, returning Tue, 7 Apr, priced at S$317 found 6 days ago
Alaska Airlines
Mon, 30 Mar - Tue, 7 Apr
SEA
Seattle
IAH
Houston
S$330 Return, found 6 days ago
S$330
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 30 Mar from Seattle to Houston, returning Tue, 7 Apr, priced at S$330 found 6 days ago
Delta
Tue, 17 Feb - Tue, 24 Feb
SEA
Seattle
IAH
Houston
S$331 Return, found 1 day ago
S$331
Return
found 1 day ago
Select Delta flight, departing Tue, 17 Feb from Seattle to Houston, returning Tue, 24 Feb, priced at S$331 found 1 day ago
Alaska Airlines
Sat, 4 Apr - Mon, 6 Apr
SEA
Seattle
IAH
Houston
S$343 Return, found 6 days ago
S$343
Return
found 6 days ago
Select Alaska Airlines flight, departing Sat, 4 Apr from Seattle to Houston, returning Mon, 6 Apr, priced at S$343 found 6 days ago
Alaska Airlines
Mon, 30 Mar - Mon, 6 Apr
SEA
Seattle
IAH
Houston
S$356 Return, found 6 days ago
S$356
Return
found 6 days ago
Select Alaska Airlines flight, departing Mon, 30 Mar from Seattle to Houston, returning Mon, 6 Apr, priced at S$356 found 6 days ago
Alaska Airlines
Sun, 5 Apr - Mon, 6 Apr
SEA
Seattle
IAH
Houston
S$369 Return, found 6 days ago
S$369
Return
found 6 days ago
Select Alaska Airlines flight, departing Sun, 5 Apr from Seattle to Houston, returning Mon, 6 Apr, priced at S$369 found 6 days ago
Alaska Airlines
Tue, 31 Mar - Sat, 11 Apr
SEA
Seattle
IAH
Houston
S$369 Return, found 6 days ago
S$369
Return
found 6 days ago
Select Alaska Airlines flight, departing Tue, 31 Mar from Seattle to Houston, returning Sat, 11 Apr, priced at S$369 found 6 days ago
United
Tue, 17 Feb - Tue, 24 Feb
SEA
Seattle
IAH
Houston
S$378 Return, found 1 day ago
S$378
Return
found 1 day ago
Select United flight, departing Tue, 17 Feb from Seattle to Houston, returning Tue, 24 Feb, priced at S$378 found 1 day ago
American Airlines
Tue, 17 Feb - Tue, 24 Feb
SEA
Seattle
IAH
Houston
S$460 Return, found 1 day ago
S$460
Return
found 1 day ago
Select American Airlines flight, departing Tue, 17 Feb from Seattle to Houston, returning Tue, 24 Feb, priced at S$460 found 1 day ago

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

January is typically the cheapest month to fly

From S$157 - S$333 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 S$305. 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
Airlines serving
American Airlines, Delta, United
Return price
S$304
Distance
2994 km
Average flight time
7 hours 34 mins

Book with confidence

Flights from Seattle to Houston

There are several airlines that operate frequent flights from Seattle (SEA) to Houston (IAH) including

The earliest flight leaves Seattle Tacoma Intl. Airport at 00:01 and arrives at George Bush Intercontinental Airport at 04:40. The last flight of the day departs Seattle at 23:55 and arrives at Houston at 20:31.

The flight distance from Seattle to Houston is about 3030 km, the shortest flight is 04 hours 03 minutes with United Airlines.

Expedia lets you search across the largest number of airlines and Houston flights, which means that you’ll be able to find a great flight deal at the perfect travel date and time. Our simple-to-use booking engine makes looking for terrific bargains easy and hassle-free; just enter your travel dates and departure city, and let Expedia do the rest! Adjust your travel dates and explore connecting flights to find an even better deal on your Seattle Houston flight!

Browse through dozens of options and rest assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Seattle to Houston trip. There’s simply no substitute for great prices suited to your travel needs and backed by excellent customer support.

Combine your Houston flight with a hotel and/or car rental for a package deal designed to save you even more money! Discover additional savings by booking in advance or find a last minute deal. There are tons of ways to save on your flights from Seattle to Houston with Expedia. Use us as your stop travel destination and have the confidence that you’re getting a bargain!

Flights from Seattle to Houston

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