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Cheap flights from Seattle to Houston from $119

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Houston departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
12:48 pm - 12:31 amSEA-IAH
9h 43m1 stop
Multiple Airlines Logo
8:37 pm - 12:42 amIAH-SEA
30h 05m1 stop
$204Multiple Airlines
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Sat, Dec 13 - Wed, Dec 17
Multiple Airlines Logo
3:22 pm - 1:01 pmSEA-IAH
19h 39m2 stops
Multiple Airlines Logo
9:33 pm - 1:22 pmIAH-SEA
17h 49m1 stop
$205Multiple Airlines
Find Deal
Sat, Nov 22 - Mon, Nov 24
Frontier Logo
1:37 pm - 10:37 amSEA-IAH
19h 00m1 stop
Frontier Logo
8:48 pm - 12:13 pmIAH-SEA
17h 25m1 stop
$206Frontier
Find Deal
Wed, Nov 12 - Sat, Nov 15
Frontier Logo
1:09 pm - 10:37 amSEA-IAH
19h 28m1 stop
Frontier Logo
10:28 pm - 9:34 amIAH-SEA
37h 06m2 stops
$209Frontier
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Sun, Feb 22 - Fri, Feb 27
Hawaiian Airlines Logo
11:52 am - 6:20 pmSEA-IAH
4h 28mnonstop
Hawaiian Airlines Logo
6:08 am - 9:09 amIAH-SEA
5h 01mnonstop
$219Hawaiian Airlines
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Sat, Dec 6 - Sat, Dec 13
Hawaiian Airlines Logo
8:25 am - 4:55 pmSEA-IAH
6h 30m1 stop
Hawaiian Airlines Logo
7:20 pm - 10:15 pmIAH-SEA
4h 55mnonstop
$228Hawaiian Airlines
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Sat, Dec 6 - Sat, Dec 13
Alaska Airlines Logo
8:55 am - 4:57 pmSEA-IAH
6h 02m1 stop
Alaska Airlines Logo
7:17 pm - 10:13 pmIAH-SEA
4h 56mnonstop
$247Alaska Airlines
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Tue, Jan 6 - Wed, Jan 21
Alaska Airlines Logo
11:15 pm - 4:55 pmSEA-IAH
15h 40m1 stop
Alaska Airlines Logo
5:55 pm - 10:33 pmIAH-SEA
6h 38m1 stop
$256Alaska Airlines
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Tue, Jan 6 - Wed, Jan 21
Delta Logo
6:05 am - 6:23 pmSEA-IAH
10h 18m1 stop
Delta Logo
4:00 pm - 11:40 pmIAH-SEA
9h 40m1 stop
$257Delta
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Tue, Mar 10 - Wed, Mar 11
Delta Logo
7:15 am - 9:36 pmSEA-IAH
12h 21m2 stops
Delta Logo
4:28 pm - 11:58 pmIAH-SEA
9h 30m1 stop
$266Delta
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Sat, Dec 13 - Wed, Dec 17

Frontier flights from Seattle to Houston George Bush Intcntl Airport

Our best Frontier deals on Seattle to Houston George Bush Intcntl Airport flight tickets
Frontier
Nov 12
SEA1:37 pmSeattle/Tacoma Intl
19h 00m
1 stop
IAH10:37 amHouston George Bush Intcntl
Nov 15
IAH8:48 pmHouston George Bush Intcntl
17h 25m
1 stop
SEA12:13 pmSeattle/Tacoma Intl
$206
Find similar
Frontier
Feb 22
SEA1:09 pmSeattle/Tacoma Intl
19h 28m
1 stop
IAH10:37 amHouston George Bush Intcntl
Feb 27
IAH10:28 pmHouston George Bush Intcntl
37h 06m
2 stops
SEA9:34 amSeattle/Tacoma Intl
$209
Find similar
Frontier
Dec 7
SEA10:51 amSeattle/Tacoma Intl
7h 30m
1 stop
IAH8:21 pmHouston George Bush Intcntl
Dec 12
IAH11:32 amHouston George Bush Intcntl
26h 21m
1 stop
SEA11:53 amSeattle/Tacoma Intl
$210
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Hawaiian Airlines flights from Seattle to Houston George Bush Intcntl Airport

Our best Hawaiian Airlines deals on Seattle to Houston George Bush Intcntl Airport flight tickets
Hawaiian Airlines
Dec 6
SEA11:52 amSeattle/Tacoma Intl
4h 28m
IAH6:20 pmHouston George Bush Intcntl
Dec 13
IAH6:08 amHouston George Bush Intcntl
5h 01m
SEA9:09 amSeattle/Tacoma Intl
$219
Find similar
Hawaiian Airlines
Dec 6
SEA8:25 amSeattle/Tacoma Intl
6h 30m
1 stop
IAH4:55 pmHouston George Bush Intcntl
Dec 13
IAH7:20 pmHouston George Bush Intcntl
4h 55m
SEA10:15 pmSeattle/Tacoma Intl
$228
Find similar
Hawaiian Airlines
Dec 6
SEA5:36 pmSeattle/Tacoma Intl
4h 23m
IAH11:59 pmHouston George Bush Intcntl
Dec 13
IAH6:08 amHouston George Bush Intcntl
5h 01m
SEA9:09 amSeattle/Tacoma Intl
$232
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momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Houston George Bush Intcntl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated November 2, 2025.
Use the filters below to find and compare flights from Seattle to Houston George Bush Intcntl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 12/13

12:48 pm-12:31 am

1 stop9h 43m

Houston George Bush Intcntl

Wed 12/17

8:37 pm-12:42 am

1 stop30h 05m

$204

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 11/22

3:22 pm-1:01 pm

2 stops19h 39m

Houston George Bush Intcntl

Mon 11/24

9:33 pm-1:22 pm

1 stop17h 49m

$205

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 11/12

1:37 pm-10:37 am

1 stop19h 00m

Houston George Bush Intcntl

Sat 11/15

8:48 pm-12:13 pm

1 stop17h 25m

$206

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sun 2/22

1:09 pm-10:37 am

1 stop19h 28m

Houston George Bush Intcntl

Fri 2/27

10:28 pm-9:34 am

2 stops37h 06m

$209

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 12/6

11:52 am-6:20 pm

Nonstop4h 28m

Houston George Bush Intcntl

Sat 12/13

6:08 am-9:09 am

Nonstop5h 01m

$219

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 12/6

8:25 am-4:55 pm

1 stop6h 30m

Houston George Bush Intcntl

Sat 12/13

7:20 pm-10:15 pm

Nonstop4h 55m

$228

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 1/6

8:55 am-4:57 pm

1 stop6h 02m

Houston George Bush Intcntl

Wed 1/21

7:17 pm-10:13 pm

Nonstop4h 56m

$247

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 1/6

11:15 pm-4:55 pm

1 stop15h 40m

Houston George Bush Intcntl

Wed 1/21

5:55 pm-10:33 pm

1 stop6h 38m

$256

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 3/10

6:05 am-6:23 pm

1 stop10h 18m

Houston George Bush Intcntl

Wed 3/11

4:00 pm-11:40 pm

1 stop9h 40m

$257

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 12/13

7:15 am-9:36 pm

2 stops12h 21m

Houston George Bush Intcntl

Wed 12/17

4:28 pm-11:58 pm

1 stop9h 30m

$266

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Houston from

How to get the cheapest flight ticket from Seattle to Houston George Bush Intcntl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

The month of September is, on average, the cheapest month to fly to Houston George Bush Intcntl Airport from Seattle, with most prices found around $257. If you are unable to visit Houston George Bush Intcntl Airport during the month of September, then departing from Seattle during the month August is also very affordable. Most momondo users find prices during this month for around $347.

What is the cheapest day to depart on your flight to Houston George Bush Intcntl Airport?

The cheapest day to depart from Seattle to Houston George Bush Intcntl Airport is on a Thursday. Travelers who choose to depart for Houston George Bush Intcntl Airport on a Thursday will often find tickets for as low as $505. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston George Bush Intcntl Airport on Sunday is $638.

What is the cheapest time of day to depart on your flight to Houston George Bush Intcntl Airport?

Our data shows that the cheapest Seattle to Houston George Bush Intcntl Airport flights are usually those with departure times in the afternoon. Our users have found flights to Houston George Bush Intcntl Airport in the afternoon for as low as $384. Try not to purchase tickets in the evening because they tend to be around $617. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Seattle/Tacoma Intl to Houston George Bush Intcntl flight route?

Fly from Seattle/Tacoma Intl to Houston George Bush Intcntl for the best Seattle/Tacoma Intl - Houston George Bush Intcntl flight prices

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

You are more likely to see cheaper flights to Houston George Bush Intcntl Airport from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston George Bush Intcntl Airport for around $381 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Houston George Bush Intcntl Airport from Seattle for as low as $269 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Houston George Bush Intcntl flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Houston George Bush Intcntl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Houston George Bush Intcntl Airport flights?

You could potentially save up to 8% on your flight if you consider stops on a Seattle to Houston George Bush Intcntl Airport flight.

How have Seattle to Houston George Bush Intcntl Airport flight prices changed over time?

As of November 2025, prices for Seattle to Houston George Bush Intcntl Airport flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from Seattle to Houston George Bush Intcntl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Houston George Bush Intcntl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Houston George Bush Intcntl Airport (SEA to IAH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Houston George Bush Intcntl Airport

Best Price Found

$206

Fastest flight time

4h 15m

Direct flights

Every day
The best one-way flight to Houston George Bush Intcntl Airport from Seattle in the past 72 hours is $206. The best round-trip flight deal from Seattle to Houston George Bush Intcntl Airport found on momondo in the last 72 hours is $343.
The fastest flight from Seattle to Houston George Bush Intcntl Airport takes 4h 15m
Direct flights go from Seattle to Houston George Bush Intcntl Airport every day.
Search flight deals

  • How far is Seattle/Tacoma Intl to Houston George Bush Intcntl by plane?

    The straight-line distance from Seattle/Tacoma Intl to Houston George Bush Intcntl is 1878.0 mi. 4h 15m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Houston George Bush Intcntl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Houston George Bush Intcntl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Houston George Bush Intcntl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Houston George Bush Intcntl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seattle/Tacoma Intl Airport to Houston George Bush Intcntl Airport.

  • What documentation or ID do you need to fly to Houston George Bush Intcntl Airport?

    The travel and health documents required for your trip to Houston George Bush Intcntl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Houston George Bush Intcntl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Seattle to Houston George Bush Intcntl Airport?

  • What is the most popular airline from Seattle to Houston George Bush Intcntl Airport?

Best airlines flying from Seattle to Houston George Bush Intcntl Airport

Compare and see reviews for airlines that fly from Seattle to Houston George Bush Intcntl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $127Free CancellationRating
5.8
3,118 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $135Free CancellationRating
6.3
8,120 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $150Free CancellationRating
7.8
2,799 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $160Free CancellationRating
7.9
8,001 reviews
Search Delta flights
Alaska AirlinesPriceFrom $247Free CancellationRating
8.0
11,234 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $257Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights
American AirlinesPriceFrom $276Free CancellationRating
7.2
11,035 reviews
Search American Airlines flights

  • Alaska Airlines Flights From Seattle to Houston George Bush Intcntl Airport

    Alaska Airlines operates around 7 flights from Seattle to Houston George Bush Intcntl Airport every week. The average price of these flights found in the last 72 hours has been $419, but momondo users have found Alaska Airlines deals from Seattle to Houston George Bush Intcntl Airport from as low as $247 round-trip. Alaska Airlines has been scored 8.0/10 in 11,232 reviews.

  • Hawaiian Airlines Flights From Seattle to Houston George Bush Intcntl Airport

    $150 is the best Hawaiian Airlines flight deal from Seattle to Houston George Bush Intcntl Airport found on momondo over the last 72 hours. The average Hawaiian Airlines ticket price found was closer to $358, however, with flight time and availability significantly affecting the price. Hawaiian Airlines (7.8/10 from 2,799 user reviews) flies into Houston George Bush Intcntl Airport from Seattle 7 times in an average week so prices can vary.

Traveling to a place near Houston?

Book flights to Houston if you plan to visit one of these locations
The Woodlands
Katy
Conroe
Cypress
Humble
Spring
Montgomery
Tomball
Livingston
Jersey Village

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Houston?

Finding the right flight to Houston from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Houston quick and easy, saving you time and money.

Can I find flights from Seattle to Houston with flexible booking policies on momondo?

momondo does allow users to show only those flights to Houston from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Houston?

Once all potential Seattle to Houston flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Seattle to Houston right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Houston from Seattle. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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