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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.
1 adult
1 adult, Economy, 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
7:50 pm - 12:44 am
SEA
-
IAH
26h 54m
1 stop
Frontier Logo
10:05 pm - 6:35 pm
IAH
-
SEA
22h 30m
2 stops
$250Frontier
Fri, May 22 - Wed, May 27
Frontier Logo
10:57 am - 9:39 am
SEA
-
IAH
20h 42m
2 stops
Frontier Logo
10:49 am - 5:57 pm
IAH
-
SEA
9h 08m
1 stop
$251Frontier
Wed, Apr 29 - Sun, May 3
Frontier Logo
11:21 am - 7:34 am
SEA
-
IAH
18h 13m
2 stops
Frontier Logo
9:10 pm - 10:35 am
IAH
-
SEA
15h 25m
1 stop
$252Frontier
Fri, Jun 5 - Tue, Jun 9
Frontier Logo
11:06 am - 7:34 am
SEA
-
IAH
18h 28m
2 stops
Frontier Logo
5:40 pm - 9:49 am
IAH
-
SEA
18h 09m
1 stop
$253Frontier
Sat, May 9 - Tue, May 12
Multiple Airlines Logo
10:50 pm - 5:16 am
SEA
-
IAH
4h 26mnonstop
Multiple Airlines Logo
6:45 am - 9:52 am
IAH
-
SEA
29h 07m
1 stop
$254Multiple Airlines
Tue, Apr 28 - Thu, Apr 30
Multiple Airlines Logo
10:57 am - 12:48 am
SEA
-
IAH
11h 51m
2 stops
Multiple Airlines Logo
10:15 pm - 5:42 pm
IAH
-
SEA
21h 27m
1 stop
$255Multiple Airlines
Thu, Apr 23 - Mon, Apr 27
Frontier Logo
7:50 pm - 12:44 am
SEA
-
IAH
26h 54m
1 stop
Frontier Logo
10:05 pm - 9:49 am
IAH
-
SEA
13h 44m
1 stop
$256Frontier
Thu, May 14 - Sun, May 17
Southwest Logo
11:45 pm - 10:05 am
SEA
-
HOU
8h 20m
1 stop
Southwest Logo
2:55 pm - 10:30 pm
HOU
-
SEA
9h 35m
1 stop
$337Southwest
Tue, Apr 28 - Sat, May 2
Southwest Logo
6:30 am - 4:10 pm
SEA
-
HOU
7h 40m
1 stop
Southwest Logo
2:45 pm - 10:10 pm
HOU
-
SEA
9h 25m
2 stops
$342Southwest
Tue, Apr 28 - Sat, May 2
Southwest Logo
6:40 pm - 4:55 am
SEA
-
HOU
8h 15m
1 stop
Southwest Logo
7:10 pm - 9:45 pm
HOU
-
SEA
4h 35mnonstop
$347Southwest
Sat, Jun 6 - Tue, Jun 9

Delta flights from Seattle to Houston

Our best Delta deals on Seattle to Houston flight tickets
Delta
May 19
SEA11:30 amSeattle/Tacoma Intl
8h 56m
1 stop
HOU10:26 pmHouston Hobby
Jun 2
HOU5:02 pmHouston Hobby
8h 55m
1 stop
SEA11:57 pmSeattle/Tacoma Intl
$378
Delta
Apr 29
SEA6:00 amSeattle/Tacoma Intl
8h 28m
1 stop
HOU4:28 pmHouston Hobby
May 2
HOU6:00 amHouston Hobby
10h 28m
1 stop
SEA2:28 pmSeattle/Tacoma Intl
$398
Delta
Apr 28
SEA6:00 amSeattle/Tacoma Intl
15h 09m
1 stop
HOU11:09 pmHouston Hobby
May 5
HOU5:23 pmHouston Hobby
8h 30m
1 stop
SEA11:53 pmSeattle/Tacoma Intl
$416

Southwest flights from Seattle to Houston

Our best Southwest deals on Seattle to Houston flight tickets
Southwest
Apr 28
SEA6:30 amSeattle/Tacoma Intl
7h 40m
1 stop
HOU4:10 pmHouston Hobby
May 2
HOU2:45 pmHouston Hobby
9h 25m
2 stops
SEA10:10 pmSeattle/Tacoma Intl
$342
Southwest
Jun 6
SEA6:40 pmSeattle/Tacoma Intl
8h 15m
1 stop
HOU4:55 amHouston Hobby
Jun 9
HOU7:10 pmHouston Hobby
4h 35m
SEA9:45 pmSeattle/Tacoma Intl
$347
Southwest
Apr 28
SEA6:30 amSeattle/Tacoma Intl
7h 40m
1 stop
HOU4:10 pmHouston Hobby
May 6
HOU8:45 amHouston Hobby
6h 50m
1 stop
SEA1:35 pmSeattle/Tacoma Intl
$352

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 8, 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

Fri 5/22

7:50 pm-12:44 am

1 stop26h 54m

Houston George Bush Intcntl

Wed 5/27

10:05 pm-6:35 pm

2 stops22h 30m

$250

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 4/29

10:57 am-9:39 am

2 stops20h 42m

Houston George Bush Intcntl

Sun 5/3

10:49 am-5:57 pm

1 stop9h 08m

$251

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Fri 6/5

11:21 am-7:34 am

2 stops18h 13m

Houston George Bush Intcntl

Tue 6/9

9:10 pm-10:35 am

1 stop15h 25m

$252

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 5/9

11:06 am-7:34 am

2 stops18h 28m

Houston George Bush Intcntl

Tue 5/12

5:40 pm-9:49 am

1 stop18h 09m

$253

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 4/28

10:50 pm-5:16 am

Nonstop4h 26m

Houston George Bush Intcntl

Thu 4/30

6:45 am-9:52 am

1 stop29h 07m

$254

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 4/23

10:57 am-12:48 am

2 stops11h 51m

Houston George Bush Intcntl

Mon 4/27

10:15 pm-5:42 pm

1 stop21h 27m

$255

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Thu 5/14

7:50 pm-12:44 am

1 stop26h 54m

Houston George Bush Intcntl

Sun 5/17

10:05 pm-9:49 am

1 stop13h 44m

$256

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Tue 4/28

11:45 pm-10:05 am

1 stop8h 20m

Houston Hobby

Sat 5/2

2:55 pm-10:30 pm

1 stop9h 35m

$337

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Tue 4/28

6:30 am-4:10 pm

1 stop7h 40m

Houston Hobby

Sat 5/2

2:45 pm-10:10 pm

2 stops9h 25m

$342
Quickest round-trip

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 6/6

6:40 pm-4:55 am

1 stop8h 15m

Houston Hobby

Tue 6/9

7:10 pm-9:45 pm

Nonstop4h 35m

$347

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 $556. 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 George Bush Intcntl 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 $367 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 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 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 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 $57Free CancellationRating
6.3
8,607 reviews
Search Spirit Airlines flights
DeltaPriceFrom $88Free CancellationRating
7.9
8,393 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $97Free CancellationRating
7.8
2,838 reviews
Search Hawaiian Airlines flights
FrontierPriceFrom $146Free CancellationRating
5.7
2,996 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $204Free CancellationRating
7.9
12,195 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $237Free CancellationRating
7.4
9,555 reviews
Search United Airlines flights
American AirlinesPriceFrom $252Free CancellationRating
7.1
11,562 reviews
Search American Airlines flights
SouthwestPriceFrom $256Free CancellationRating
8.0
4,338 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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