$65 Cheap Flights from Seattle (SEA) to Houston (IAH)

View $65 flight on Mon, Feb 9, 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 to Houston (SEA-IAH)

Prices were available within the past 7 days and start at $65 for one-way flights and $130 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Thu, Jan 29 - Mon, Feb 2
SEA
Seattle
IAH
Houston
$130 Roundtrip, just found
$130
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Jan 29 from Seattle to Houston, returning Mon, Feb 2, priced at $130 just found
Frontier Airlines
Sun, Dec 7 - Mon, Dec 8
SEA
Seattle
IAH
Houston
$134 Roundtrip, just found
$134
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Dec 7 from Seattle to Houston, returning Mon, Dec 8, priced at $134 just found
Frontier Airlines
Mon, Nov 24 - Thu, Dec 4
SEA
Seattle
IAH
Houston
$137 Roundtrip, found 10 hours ago
$137
Roundtrip
found 10 hours ago
Select Frontier Airlines flight, departing Mon, Nov 24 from Seattle to Houston, returning Thu, Dec 4, priced at $137 found 10 hours ago
Frontier Airlines
Fri, Dec 5 - Sun, Dec 7
SEA
Seattle
IAH
Houston
$138 Roundtrip, just found
$138
Roundtrip
just found
Select Frontier Airlines flight, departing Fri, Dec 5 from Seattle to Houston, returning Sun, Dec 7, priced at $138 just found
Frontier Airlines
Sun, Nov 23 - Sun, Dec 7
SEA
Seattle
IAH
Houston
$141 Roundtrip, found 1 day ago
$141
Roundtrip
found 1 day ago
Select Frontier Airlines flight, departing Sun, Nov 23 from Seattle to Houston, returning Sun, Dec 7, priced at $141 found 1 day ago
Frontier Airlines
Sun, Dec 7 - Sat, Dec 13
SEA
Seattle
IAH
Houston
$142 Roundtrip, just found
$142
Roundtrip
just found
Select Frontier Airlines flight, departing Sun, Dec 7 from Seattle to Houston, returning Sat, Dec 13, priced at $142 just found
Hawaiian Airlines
Tue, Feb 17 - Tue, Mar 10
SEA
Seattle
IAH
Houston
$237 Roundtrip, found 1 day ago
$237
Roundtrip
found 1 day ago
Select Hawaiian Airlines flight, departing Tue, Feb 17 from Seattle to Houston, returning Tue, Mar 10, priced at $237 found 1 day ago
United
Tue, Jan 27 - Sat, Jan 31
SEA
Seattle
IAH
Houston
$237 Roundtrip, just found
$237
Roundtrip
just found
Select United flight, departing Tue, Jan 27 from Seattle to Houston, returning Sat, Jan 31, priced at $237 just found
Delta
Tue, Dec 2 - Wed, Dec 3
SEA
Seattle
IAH
Houston
$251 Roundtrip, found 3 hours ago
$251
Roundtrip
found 3 hours ago
Select Delta flight, departing Tue, Dec 2 from Seattle to Houston, returning Wed, Dec 3, priced at $251 found 3 hours ago
American Airlines
Sat, Jan 24 - Sat, Feb 7
SEA
Seattle
IAH
Houston
$256 Roundtrip, found 1 hour ago
$256
Roundtrip
found 1 hour ago
Select American Airlines flight, departing Sat, Jan 24 from Seattle to Houston, returning Sat, Feb 7, priced at $256 found 1 hour ago

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

January is typically the cheapest month to fly

From $122 - $266 per traveler.

Alternative airports near Houston

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to George Bush Intercontinental IAH. Cheapest option available. Average driving time to city center is 24 minutes. Flights from $456
IAH
George Bush Intercontinental
Cheapest
Average driving time to city center24 min
Flights from $456

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH) cost?
Snag a cheap one-way flight from $65 or cheap return flight from $130 from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH)?
Flying in January is a great way to save, as it's the cheapest month for flights between SEA and IAH. You'll typically find the lowest fares during the off-season.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH)?
You can fly straight from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH) on a United Airlines flight.
What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH)?
The cheapest airline to offer flights between Seattle - Tacoma Intl. Airport (SEA) and George Bush Intercontinental Airport (IAH) will vary based on your travel dates. United Airlines and Alaska Airlines are just some of your options offering well-priced fares. Use Expedia's filter tool to compare airlines in one place and find the right SEA to IAH flight for your budget.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH)?
Each day on average, 4 nonstop flights take off from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH). Pick the departure time that best suits your plans.
What are the most popular departure times for flights from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH)?
Flights between SEA and IAH tend to be busiest at 10 AM. If you'd like a more relaxed experience and possibly cheaper tickets, look for a time when demand is lower.
What day of the week has the most flights from SEA to IAH?
Jet off on a Friday if you're looking for the biggest selection of flights from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH).
What is the earliest flight from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH)?
The earliest flight taking off from Seattle - Tacoma Intl. Airport (SEA) is at around 7:00AM UTC-8. Board this flight and you'll land at George Bush Intercontinental Airport (IAH) at approximately 1:23PM UTC-6. The entire trip takes 4h 23m.
How long does it take to fly from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH)?
The average flight duration from SEA to IAH is 4 hours and 25 minutes, covering a distance of 1,850 mi.
What airline has the least delays from SEA to IAH?
Consider traveling with United Airlines if you'd like to fly straight from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH) without any holdups. This airline has the best track record for punctuality, with an on-time performance of 89%. Want to get notified of any changes? You can check your flight status using the Expedia App.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH)?
Book a flight from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH) that takes off before 3 PM to reduce the risk of cancellations. Later departures have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Houston from Seattle - Tacoma Intl. Airport (SEA)?
George Bush Intercontinental Airport (IAH) is the only airport in Houston with direct flights from Seattle - Tacoma Intl. Airport (SEA). Check out your options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH) last-minute?
Booking your ticket from SEA to IAH just before your getaway is usually more expensive. However, if there's some wiggle room with your schedule, you could land a cheap last-minute fare.
Is it cheaper to book a SEA to IAH flight and hotel package?
Compared with arranging flights and hotels separately, booking a SEA to IAH flight and hotel package with Expedia could lead to significant savings. Better yet, having everything in one convenient place will take the hassle out of planning your trip. Just pick your flights and select from our wide range of hotels, then personalize your trip with extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to George Bush Intercontinental Airport (IAH)?
Generally, it's possible to cancel or reschedule your SEA to IAH flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
George Bush Intercontinental
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, United
Roundtrip price
$130
Distance
1871 mi
Average flight time
7 hours 23 mins

Book with confidence

Seattle to Houston Flights

The cheapest times to fly from Seattle to Houston

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Houston are during the month of January. You can find some of the cheapest flights from Seattle to Houston with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Houston

Sunday is one of the best days to book for cheap flights from Seattle to Houston: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Houston

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Houston in 2025. You can also book with separate airlines for your outbound and return journeys, from $65 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Houston flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Houston airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Houston Flights

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