SEA - IAH

C$ 221 Find Cheap Flights from Seattle to Houston George Bush Airport

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Seattle to Houston departing on 28/4. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Houston George Bush Intcntl Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Houston, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Seattle to Houston, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
C$ 360
Typical prices: C$ 751-C$ 395
Frontier
Fri 19/6Tue 23/6
SEA - IAH • 1 stop
Cheapest direct flights
C$ 441
Typical prices: C$ 671-C$ 385
Alaska Airlines
Tue 21/4Tue 28/4
SEA - IAH • Direct
Advice from real travellers
AI-powered summary based on content written by travel experts. AI can make mistakes.
Alaska's Premium Class includes extra legroom and drinks.
United's Economy Plus adds up to 15 cm more legroom.
Expert advice
Expert advice
Expert advice
Expert advice
Direct flights
Every day
You can fly direct with Alaska Airlines and United Airlines. Average duration is 4h 25m
Direct flights
Direct flights
+1
+1
Direct flights
Direct flights
+1
Top layover airports
Phoenix (PHX)
Cheapest • Avg C$ 360 (round-trip)
Denver (DEN)
Shortest trip • 7h 36m (one-way)
Insights
Insights
Insights
Insights
When to book
4 weeks
in advance
Our data shows that travellers who book at least 4 weeks in advance save around 33% compared to booking last minute.
Insights
Insights
Insights
Insights
When to travel
September
Cheapest • 30% price drop
May
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Houston!
Flight Deals
Booking Insights
Expert advice
Flight Deals

Cheap Flights from Seattle to Houston (SEA-IAH)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Seattle to Houston that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Seattle to Houston

Fri, 19 Jun - Tue, 23 Jun
Frontier Logo
11:53 a.m. - 11:08 p.m.
SEA
-
IAH
9h 15m
1 stop
Frontier Logo
6:30 a.m. - 2:04 p.m.
IAH
-
SEA
9h 34m
1 stop
C$ 360Frontier
Sat, 2 May - Tue, 12 May
Frontier Logo
10:57 a.m. - 7:11 p.m.
SEA
-
IAH
30h 14m
1 stop
Frontier Logo
12:06 p.m. - 6:35 p.m.
IAH
-
SEA
32h 29m
2 stops
C$ 369Frontier
Tue, 19 May - Sat, 23 May
Multiple Airlines Logo
5:30 p.m. - 11:59 p.m.
SEA
-
IAH
4h 29mdirect
Multiple Airlines Logo
6:45 a.m. - 7:05 p.m.
IAH
-
SEA
14h 20m
1 stop
C$ 381Multiple Airlines
Mon, 18 May - Fri, 22 May
Multiple Airlines Logo
10:31 a.m. - 4:57 p.m.
SEA
-
IAH
4h 26mdirect
Multiple Airlines Logo
6:00 a.m. - 7:05 p.m.
IAH
-
SEA
15h 05m
1 stop
C$ 394Multiple Airlines
Tue, 19 May - Sat, 23 May
Frontier Logo
7:50 p.m. - 3:11 p.m.
SEA
-
IAH
17h 21m
2 stops
Frontier Logo
5:40 p.m. - 10:06 a.m.
IAH
-
SEA
18h 26m
1 stop
C$ 409Frontier
Sat, 2 May - Tue, 12 May
Multiple Airlines Logo
9:13 a.m. - 3:46 p.m.
SEA
-
IAH
4h 33mdirect
Multiple Airlines Logo
4:21 p.m. - 6:35 p.m.
IAH
-
SEA
28h 14m
1 stop
C$ 416Multiple Airlines
Tue, 21 Apr - Tue, 28 Apr
Alaska Airlines Logo
10:56 p.m. - 5:16 a.m.
SEA
-
IAH
4h 20mdirect
Alaska Airlines Logo
7:00 a.m. - 9:49 a.m.
IAH
-
SEA
4h 49mdirect
C$ 441Alaska Airlines
Wed, 22 Apr - Wed, 29 Apr
United Airlines Logo
7:37 p.m. - 5:52 a.m.
SEA
-
IAH
8h 15m
1 stop
United Airlines Logo
8:15 p.m. - 11:12 p.m.
IAH
-
SEA
4h 57mdirect
C$ 455United Airlines
Tue, 21 Apr - Tue, 28 Apr
United Airlines Logo
11:35 p.m. - 5:56 a.m.
SEA
-
IAH
4h 21mdirect
United Airlines Logo
9:50 a.m. - 12:47 p.m.
IAH
-
SEA
4h 57mdirect
C$ 469United Airlines
Tue, 28 Apr - Tue, 5 May
United Airlines Logo
11:35 p.m. - 5:56 a.m.
SEA
-
IAH
4h 21mdirect
United Airlines Logo
8:20 a.m. - 2:36 p.m.
IAH
-
SEA
8h 16m
1 stop
C$ 477United Airlines
Booking Insights

KAYAK's insights & trends for Seattle to Houston flights

Get data-powered insights and trends into flights from Seattle to Houston to help you find the cheapest flights, the best time to fly and much more.

How much is a round-trip flight from Seattle to Houston George Bush Intcntl Airport?

This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Seattle to Houston George Bush Intcntl Airport departing in June.

What is the cheapest month to fly from Seattle to Houston George Bush Intcntl Airport?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Seattle to Houston George Bush Intcntl Airport, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Seattle to Houston George Bush Intcntl Airport is September, where tickets cost C$ 358 (return) on average. On the other hand, the most expensive months are December and February, where the average cost of round-trip tickets is C$ 683 and C$ 593 respectively.

Can I save money by flying with a layover from Seattle to Houston George Bush Intcntl Airport?

The average round-trip price for all non-stop flights, flights with one layover, and flights with two layovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of C$ 581, prices are generally cheapest when you fly direct.

How far in advance should I book a flight from Seattle to Houston George Bush Intcntl Airport?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Seattle to Houston George Bush Intcntl Airport, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from Seattle to Houston George Bush Intcntl Airport, you should book around 4 weeks before departure, which saves you about 33% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 14 weeks before departure.

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Expert advice

Expert advice for your flight from Seattle to Houston

 
AI-powered summary based on content written by travel experts. AI can make mistakes.
KAYAK teamed up with top travel experts to share the best tips for your journey.
Our travel experts
Harriet Baskas

Harriet Baskas

Expert on Alaska Airlines

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more
Stefanie Waldek

Stefanie Waldek

Expert on United Airlines

Stefanie Waldek is a freelance space, travel, and design writer based in Saratoga Springs, NY. Her words have appeared in Space.com, Travel + Leisure, Condé Nast Traveler, Architectural Digest, and House Beautiful, among other publications. An expert in aviation and expedition cruising, Stefanie is frequently up in the air or on the sea, likely en route to Antarctica or the Arctic.

Read more

Good to know

Low seasonJanuary
Cheapest flightC$ 221
Best time to beat the crowds (11% less expensive on average)
Most popular time to fly (6% more expensive on average)
Flight from Seattle to Houston George Bush Airport

When to book flights from Seattle to Houston

Are your dates flexible? Find out the best times to travel from Seattle to Houston based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking Seattle to Houston George Bush Airport flights

  • What is the cheapest flight from Seattle to Houston George Bush Intcntl Airport?

    In the last 3 days, the lowest price for a flight from Seattle to Houston George Bush Intcntl Airport was C$ 221 for a one-way ticket and C$ 360 for a round-trip.

  • Which airlines offer Wi-Fi service onboard planes from Seattle to Houston George Bush Airport?

    All the following airlines offer inflight Wi-Fi service on the Seattle to Houston George Bush Airport flight route: Alaska Airlines, Delta, Aeromexico, American Airlines, United Airlines, and Lufthansa.

  • Which aircraft models fly most regularly from Seattle to Houston George Bush Airport?

    The Boeing 737 MAX 9 is the aircraft model that flies most regularly on the Seattle to Houston George Bush Airport flight route.

  • On which days can I fly direct from Seattle to Houston George Bush Airport?

    There are direct flights from Seattle to Houston George Bush Airport on a daily basis.

  • How does KAYAK find such low prices on flights from Seattle to Houston George Bush Airport?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Seattle to Houston George Bush Airport.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Seattle to Houston George Bush Airport?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Houston George Bush Airport from Seattle is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Seattle to Houston George Bush Airport?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Houston George Bush Airport with an airline and back to Seattle with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Seattle to Houston George Bush Airport?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Houston George Bush Airport from Seattle up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

KAYAK’s top tips for finding a cheap flight from Seattle to Houston George Bush Intcntl Airport

  • Looking for a cheap flight? 25% of our users found flights on this route for C$ 581 or less round-trip.

Prefer to fly direct from Seattle to Houston George Bush Airport?

 
Direct data is based off flight results for the next 60 days. Find direct flights from all airlines flying direct from Seattle/Tacoma Intl to Houston George Bush Intcntl.
Find which airlines fly direct from Seattle/Tacoma Intl Airport to Houston George Bush Intcntl Airport, which days they fly and book direct flights.

Direct departures

Seattle/Tacoma Intl to Houston George Bush Intcntl

Monday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Tuesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Wednesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Thursday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Friday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Saturday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Sunday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

See more nonstop flights

Direct returns

Houston George Bush Intcntl to Seattle/Tacoma Intl

Monday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Tuesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Wednesday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Thursday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Friday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Saturday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

Sunday

Alaska Airlines,United Airlines

Alaska Airlines,United Airlines

See more nonstop flights

Everything you need to know for your flight from Seattle to Houston

Information on your arrival and departure airports

Seattle (SEA)
George Bush Intcntl (IAH)