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Cheap flights from Seattle to Houston from $117

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 7/8. 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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Find the cheapest flights from Seattle to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:12 pm - 9:54 am
SEA
-
IAH
12h 42m
1 stop
Frontier Logo
6:45 am - 3:05 pm
IAH
-
SEA
10h 20m
1 stop
$247Frontier
Thu, Apr 16 - Thu, Apr 23
Frontier Logo
4:20 pm - 12:48 am
SEA
-
IAH
6h 28m
1 stop
Frontier Logo
10:38 am - 5:42 pm
IAH
-
SEA
9h 04m
1 stop
$248Frontier
Thu, Apr 23 - Thu, Apr 30
Frontier Logo
7:50 pm - 1:44 pm
SEA
-
IAH
15h 54m
1 stop
Frontier Logo
10:05 pm - 9:49 am
IAH
-
SEA
13h 44m
1 stop
$250Frontier
Fri, May 15 - Mon, May 18
Frontier Logo
7:41 pm - 12:44 am
SEA
-
IAH
27h 03m
1 stop
Frontier Logo
4:21 pm - 6:57 pm
IAH
-
SEA
28h 36m
1 stop
$251Frontier
Mon, Jun 15 - Thu, Jun 18
Multiple Airlines Logo
10:06 pm - 11:10 pm
SEA
-
IAH
23h 04m
1 stop
Multiple Airlines Logo
7:00 am - 9:49 am
IAH
-
SEA
4h 49mnonstop
$254Multiple Airlines
Fri, May 1 - Tue, May 5
Multiple Airlines Logo
3:19 pm - 12:44 am
SEA
-
IAH
7h 25m
1 stop
Multiple Airlines Logo
6:30 am - 7:05 pm
IAH
-
SEA
14h 35m
2 stops
$255Multiple Airlines
Thu, Jun 4 - Mon, Jun 8
Southwest Logo
9:25 pm - 9:10 am
SEA
-
HOU
9h 45m
1 stop
Southwest Logo
7:10 pm - 9:45 pm
HOU
-
SEA
4h 35mnonstop
$347Southwest
Sat, Jun 6 - Tue, Jun 9
Southwest Logo
6:15 am - 7:40 pm
SEA
-
HOU
11h 25m
1 stop
Southwest Logo
7:10 pm - 9:45 pm
HOU
-
SEA
4h 35mnonstop
$353Southwest
Sat, Jun 6 - Tue, Jun 9
American Airlines Logo
2:10 pm - 11:54 pm
SEA
-
HOU
7h 44m
1 stop
American Airlines Logo
8:23 pm - 12:59 am
HOU
-
SEA
6h 36m
1 stop
$380American Airlines
Wed, May 20 - Tue, May 26
American Airlines Logo
12:49 am - 8:57 am
SEA
-
HOU
6h 08m
1 stop
American Airlines Logo
8:23 pm - 12:59 am
HOU
-
SEA
6h 36m
1 stop
$384American Airlines
Mon, May 25 - Thu, Jun 4

Southwest flights from Seattle to Houston

Our best Southwest deals on Seattle to Houston flight tickets
Southwest
Jun 6
SEA9:25 pmSeattle/Tacoma Intl
9h 45m
1 stop
HOU9:10 amHouston Hobby
Jun 9
HOU7:10 pmHouston Hobby
4h 35m
SEA9:45 pmSeattle/Tacoma Intl
$347
Southwest
Jun 6
SEA6:15 amSeattle/Tacoma Intl
11h 25m
1 stop
HOU7:40 pmHouston Hobby
Jun 9
HOU7:10 pmHouston Hobby
4h 35m
SEA9:45 pmSeattle/Tacoma Intl
$353
Southwest
May 27
SEA6:30 amSeattle/Tacoma Intl
5h 50m
1 stop
HOU2:20 pmHouston Hobby
Jun 3
HOU6:10 pmHouston Hobby
8h 00m
1 stop
SEA12:10 amSeattle/Tacoma Intl
$357

Delta flights from Seattle to Houston

Our best Delta deals on Seattle to Houston flight tickets
Delta
Apr 27
SEA11:15 pmSeattle/Tacoma Intl
8h 43m
1 stop
HOU9:58 amHouston Hobby
Apr 28
HOU1:31 pmHouston Hobby
10h 34m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
$580
Delta
Apr 21
SEA6:00 amSeattle/Tacoma Intl
8h 28m
1 stop
HOU4:28 pmHouston Hobby
Apr 24
HOU1:31 pmHouston Hobby
10h 34m
1 stop
SEA10:05 pmSeattle/Tacoma Intl
$713
Delta
Apr 24
SEA9:45 pmSeattle/Tacoma Intl
10h 08m
1 stop
HOU9:53 amHouston Hobby
Apr 26
HOU6:00 amHouston Hobby
8h 14m
1 stop
SEA12:14 pmSeattle/Tacoma Intl
$743

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 April 13, 2026.
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

Cheapest round-trip

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 4/16

7:12 pm-9:54 am

1 stop12h 42m

Houston George Bush Intcntl

Thu 4/23

6:45 am-3:05 pm

1 stop10h 20m

$247

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 4/23

4:20 pm-12:48 am

1 stop6h 28m

Houston George Bush Intcntl

Thu 4/30

10:38 am-5:42 pm

1 stop9h 04m

$248

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Fri 5/15

7:50 pm-1:44 pm

1 stop15h 54m

Houston George Bush Intcntl

Mon 5/18

10:05 pm-9:49 am

1 stop13h 44m

$250

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Mon 6/15

7:41 pm-12:44 am

1 stop27h 03m

Houston George Bush Intcntl

Thu 6/18

4:21 pm-6:57 pm

1 stop28h 36m

$251

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Fri 5/1

10:06 pm-11:10 pm

1 stop23h 04m

Houston George Bush Intcntl

Tue 5/5

7:00 am-9:49 am

Nonstop4h 49m

$254

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 6/4

3:19 pm-12:44 am

1 stop7h 25m

Houston George Bush Intcntl

Mon 6/8

6:30 am-7:05 pm

2 stops14h 35m

$255

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 6/6

9:25 pm-9:10 am

1 stop9h 45m

Houston Hobby

Tue 6/9

7:10 pm-9:45 pm

Nonstop4h 35m

$347

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 6/6

6:15 am-7:40 pm

1 stop11h 25m

Houston Hobby

Tue 6/9

7:10 pm-9:45 pm

Nonstop4h 35m

$353

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Wed 5/20

2:10 pm-11:54 pm

1 stop7h 44m

Houston Hobby

Tue 5/26

8:23 pm-12:59 am

1 stop6h 36m

$380
Quickest round-trip

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Mon 5/25

12:49 am-8:57 am

1 stop6h 08m

Houston Hobby

Thu 6/4

8:23 pm-12:59 am

1 stop6h 36m

$384

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 typical price of a round-trip flight between Seattle and Houston?

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 $297. The month of October is another great option to travel to Houston, with average flight prices from Seattle averaging around $307.

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 Monday. momondo users have found tickets for Monday departures for as low as $220. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Saturday is $442.

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 $378. Try not to purchase tickets in the morning because they tend to be around $554. 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 $369 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 $265 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 17m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Seattle to Houston takes 4h 17m
Direct flights go from Seattle to Houston every day.
There are 2 airports in Houston. From Seattle there are direct flights to Houston George Bush Intcntl (IAH), Houston Hobby (HOU).
Search flight deals

Frequently asked questions about flying from Seattle to Houston

  • 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 17m, 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 $57Free CancellationRating
6.3
8,610 reviews
Search Spirit Airlines flights
DeltaPriceFrom $88Free CancellationRating
7.9
8,408 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $97Free CancellationRating
7.8
2,838 reviews
Search Hawaiian Airlines flights
FrontierPriceFrom $146Free CancellationRating
5.7
2,993 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $204Free CancellationRating
7.9
12,224 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $237Free CancellationRating
7.4
9,579 reviews
Search United Airlines flights
American AirlinesPriceFrom $252Free CancellationRating
7.1
11,570 reviews
Search American Airlines flights
SouthwestPriceFrom $256Free CancellationRating
8.0
4,330 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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