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Cheap flights from Seattle to Houston from $124

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 9/22. 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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Cheap round-trip flights

Frontier Logo
7:00 am - 9:14 pmSEA-IAH
12h 14m1 stop
Frontier Logo
6:15 am - 12:30 amIAH-SEA
20h 15m1 stop
$206Frontier
Find Deal
Tue, Sep 9 - Sun, Sep 14
Logo
6:39 pm - 5:54 amSEA-IAH
9h 15m1 stop
Logo
7:00 am - 12:13 pmIAH-SEA
7h 13m1 stop
$214
Find Deal
Fri, Oct 24 - Tue, Oct 28
Logo
11:43 am - 4:24 pmSEA-IAH
26h 41m1 stop
Logo
5:48 pm - 8:18 amIAH-SEA
16h 30m1 stop
$217
Find Deal
Mon, Nov 3 - Sat, Nov 8
Hawaiian Airlines Logo
11:59 pm - 6:24 amSEA-IAH
4h 25mnonstop
Hawaiian Airlines Logo
8:00 am - 10:45 amIAH-SEA
4h 45mnonstop
$253Hawaiian Airlines
Find Deal
Thu, Sep 18 - Wed, Sep 24
Hawaiian Airlines Logo
5:40 pm - 12:06 amSEA-IAH
4h 26mnonstop
Hawaiian Airlines Logo
8:00 am - 10:44 amIAH-SEA
4h 44mnonstop
$257Hawaiian Airlines
Find Deal
Tue, Sep 23 - Sat, Oct 4
Alaska Airlines Logo
11:15 pm - 4:59 pmSEA-IAH
15h 44m1 stop
Alaska Airlines Logo
6:00 am - 8:47 amIAH-SEA
4h 47mnonstop
$267Alaska Airlines
Find Deal
Tue, Sep 23 - Thu, Oct 2
American Airlines Logo
11:24 pm - 8:29 amSEA-HOU
7h 05m1 stop
American Airlines Logo
6:37 pm - 11:42 pmHOU-SEA
7h 05m1 stop
$276American Airlines
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Thu, Oct 30 - Tue, Nov 4
Delta Logo
11:11 pm - 10:27 amSEA-IAH
9h 16m1 stop
Delta Logo
12:46 pm - 10:16 pmIAH-SEA
11h 30m1 stop
$277Delta
Find Deal
Tue, Sep 23 - Sat, Sep 27
American Airlines Logo
12:41 am - 11:25 amSEA-IAH
8h 44m1 stop
American Airlines Logo
5:00 am - 9:45 amIAH-SEA
6h 45m1 stop
$284American Airlines
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Fri, Nov 14 - Mon, Nov 17
Delta Logo
11:35 am - 10:37 pmSEA-HOU
9h 02m1 stop
Delta Logo
6:00 am - 2:04 pmHOU-SEA
10h 04m1 stop
$397Delta
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Thu, Sep 11 - Tue, Sep 16

Southwest flights from Seattle to Houston

Our best Southwest deals on Seattle to Houston flight tickets
Southwest
Sep 18
SEA10:45 pmSeattle/Tacoma Intl
4h 15m
HOU5:00 amHouston Hobby
Sep 21
HOU6:50 pmHouston Hobby
4h 40m
SEA9:30 pmSeattle/Tacoma Intl
$257
Find similar
Southwest
Sep 18
SEA10:45 pmSeattle/Tacoma Intl
4h 15m
HOU5:00 amHouston Hobby
Sep 24
HOU5:05 pmHouston Hobby
7h 45m
1 stop
SEA10:50 pmSeattle/Tacoma Intl
$267
Find similar
Southwest
Sep 14
SEA10:55 pmSeattle/Tacoma Intl
4h 15m
HOU5:10 amHouston Hobby
Sep 20
HOU8:45 amHouston Hobby
10h 00m
2 stops
SEA4:45 pmSeattle/Tacoma Intl
$272
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American Airlines flights from Seattle to Houston

Our best American Airlines deals on Seattle to Houston flight tickets
American Airlines
Oct 30
SEA11:24 pmSeattle/Tacoma Intl
7h 05m
1 stop
HOU8:29 amHouston Hobby
Nov 4
HOU6:37 pmHouston Hobby
7h 05m
1 stop
SEA11:42 pmSeattle/Tacoma Intl
$276
Find similar
American Airlines
Nov 14
SEA12:41 amSeattle/Tacoma Intl
8h 44m
1 stop
IAH11:25 amHouston George Bush Intcntl
Nov 17
IAH5:00 amHouston George Bush Intcntl
6h 45m
1 stop
SEA9:45 amSeattle/Tacoma Intl
$284
Find similar
American Airlines
Sep 17
SEA10:09 amSeattle/Tacoma Intl
8h 02m
1 stop
HOU8:11 pmHouston Hobby
Sep 21
HOU6:00 amHouston Hobby
6h 54m
1 stop
SEA10:54 amSeattle/Tacoma Intl
$316
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Houston 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 August 26, 2025.
Use the filters below to find and compare flights from Seattle to Houston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 9/9

7:00 am-9:14 pm

1 stop12h 14m

Houston George Bush Intcntl

Sun 9/14

6:15 am-12:30 am

1 stop20h 15m

$206

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Fri 10/24

6:39 pm-5:54 am

1 stop9h 15m

Houston George Bush Intcntl

Tue 10/28

7:00 am-12:13 pm

1 stop7h 13m

$214

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Mon 11/3

11:43 am-4:24 pm

1 stop26h 41m

Houston George Bush Intcntl

Sat 11/8

5:48 pm-8:18 am

1 stop16h 30m

$217

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 9/18

11:59 pm-6:24 am

Nonstop4h 25m

Houston George Bush Intcntl

Wed 9/24

8:00 am-10:45 am

Nonstop4h 45m

$253

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 9/23

5:40 pm-12:06 am

Nonstop4h 26m

Houston George Bush Intcntl

Sat 10/4

8:00 am-10:44 am

Nonstop4h 44m

$257

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 9/23

11:15 pm-4:59 pm

1 stop15h 44m

Houston George Bush Intcntl

Thu 10/2

6:00 am-8:47 am

Nonstop4h 47m

$267

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Thu 10/30

11:24 pm-8:29 am

1 stop7h 05m

Houston Hobby

Tue 11/4

6:37 pm-11:42 pm

1 stop7h 05m

$276

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 9/23

11:11 pm-10:27 am

1 stop9h 16m

Houston George Bush Intcntl

Sat 9/27

12:46 pm-10:16 pm

1 stop11h 30m

$277

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Fri 11/14

12:41 am-11:25 am

1 stop8h 44m

Houston George Bush Intcntl

Mon 11/17

5:00 am-9:45 am

1 stop6h 45m

$284

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Thu 9/11

11:35 am-10:37 pm

1 stop9h 02m

Houston Hobby

Tue 9/16

6:00 am-2:04 pm

1 stop10h 04m

$397

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

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?

The month of September is, on average, the cheapest month to fly to Houston from Seattle, with most prices found around $296. The month of August is another great option to travel to Houston, with average flight prices from Seattle averaging around $326.

What is the cheapest day to depart on your flight to Houston?

On average, the least expensive day to fly to Houston from Seattle is on a Saturday. momondo users have found tickets for Saturday departures for as low as $241. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Friday is $397.

What is the cheapest time of day to depart on your flight to Houston?

Our data shows that the cheapest Seattle to Houston flights are usually those with departure times in the afternoon. Our users have found flights to Houston in the afternoon for as low as $385. Try not to purchase tickets in the evening because they tend to be around $613. 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 flight route?

Fly from Seattle/Tacoma Intl to Houston Hobby for the best Seattle/Tacoma Intl - Houston flight prices

How far in advance should I book a flight to Houston?

You are more likely to see cheaper flights to Houston from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Houston 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 from Seattle for as low as $327 on momondo.

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

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

Cheap Seattle to Houston flight deals and tips

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

Fastest flight time

4h 15m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Seattle to Houston takes 4h 15m
Direct flights go from Seattle to Houston every day.
There are 2 airports near Houston: Houston George Bush Intcntl (IAH), Houston Hobby (HOU)
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  • How far is Seattle/Tacoma Intl to Houston by plane?

    The distance between Seattle/Tacoma Intl and Houston is about 1888.8 mi. Flights usually cover this in 4h 15m, depending on flying conditions and air traffic around both airports.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Houston.

  • What documentation or ID do you need to fly to Houston?

    The necessary travel and health documents for your Houston trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Houston

Compare and see reviews for airlines that fly from Seattle to Houston with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $77Free CancellationRating
6.3
8,031 reviews
Search Spirit Airlines flights
FrontierPriceFrom $128Free CancellationRating
5.8
3,200 reviews
Search Frontier flights
DeltaPriceFrom $138Free CancellationRating
7.9
7,979 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $185Free CancellationRating
7.8
2,683 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $236Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $256Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $257Free CancellationRating
7.4
8,943 reviews
Search United Airlines flights
SouthwestPriceFrom $266Free CancellationRating
8.0
4,242 reviews
Search Southwest flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Houston from Seattle.

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

Yes. All flights to Houston from Seattle on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seattle to Houston.

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

Of course. momondo tracks the price of Seattle to Houston flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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