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Cheap flights from Seattle to Houston from $190

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 10/13. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Seattle to Houston

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
8:15 pm - 11:24 am
SEA
-
IAH
13h 09m
1 stop
Frontier Logo
10:30 am - 3:08 pm
IAH
-
SEA
6h 38m
1 stop
$269Frontier
Sat, Sep 19 - Sat, Sep 26
Frontier Logo
11:15 am - 9:10 pm
SEA
-
IAH
7h 55m
1 stop
Frontier Logo
7:58 pm - 9:51 am
IAH
-
SEA
15h 53m
1 stop
$270Frontier
Sun, Nov 1 - Sat, Nov 7
Multiple Airlines Logo
5:34 pm - 11:59 pm
SEA
-
IAH
4h 25mnonstop
Multiple Airlines Logo
6:30 am - 1:22 pm
IAH
-
SEA
8h 52m
1 stop
$289Multiple Airlines
Sat, Aug 29 - Wed, Sep 2
Multiple Airlines Logo
5:34 pm - 11:59 pm
SEA
-
IAH
4h 25mnonstop
Multiple Airlines Logo
6:25 am - 3:08 pm
IAH
-
SEA
10h 43m
1 stop
$297Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
Alaska Airlines Logo
10:47 am - 5:14 pm
SEA
-
IAH
4h 27mnonstop
Alaska Airlines Logo
6:02 am - 8:46 am
IAH
-
SEA
4h 44mnonstop
$330Alaska Airlines
Wed, Oct 28 - Sat, Oct 31
Alaska Airlines Logo
10:47 am - 5:14 pm
SEA
-
IAH
4h 27mnonstop
Alaska Airlines Logo
2:55 pm - 5:42 pm
IAH
-
SEA
4h 47mnonstop
$330Alaska Airlines
Wed, Oct 14 - Wed, Oct 21
United Airlines Logo
7:00 am - 1:30 pm
SEA
-
IAH
4h 30mnonstop
United Airlines Logo
6:45 pm - 9:36 pm
IAH
-
SEA
4h 51mnonstop
$337United Airlines
Tue, Sep 1 - Wed, Sep 2
United Airlines Logo
5:00 pm - 11:24 pm
SEA
-
IAH
4h 24mnonstop
United Airlines Logo
4:20 pm - 7:08 pm
IAH
-
SEA
4h 48mnonstop
$337United Airlines
Wed, Sep 9 - Wed, Sep 16
Southwest Logo
8:50 am - 3:05 pm
SEA
-
HOU
4h 15mnonstop
Southwest Logo
9:30 am - 12:15 pm
HOU
-
SEA
4h 45mnonstop
$337Southwest
Wed, Sep 23 - Wed, Sep 30
Southwest Logo
8:50 am - 3:05 pm
SEA
-
HOU
4h 15mnonstop
Southwest Logo
3:05 pm - 5:45 pm
HOU
-
SEA
4h 40mnonstop
$337Southwest
Wed, Sep 23 - Sat, Sep 26

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American Airlines flights from Seattle to Houston

Our best American Airlines deals on Seattle to Houston flight tickets
American Airlines
Sep 12
SEA5:30 amSeattle/Tacoma Intl
8h 13m
1 stop
HOU3:43 pmHouston Hobby
Sep 19
HOU6:04 amHouston Hobby
7h 07m
1 stop
SEA11:11 amSeattle/Tacoma Intl
$355
American Airlines
Aug 23
SEA12:40 amSeattle/Tacoma Intl
6h 22m
1 stop
HOU9:02 amHouston Hobby
Sep 1
HOU5:41 amHouston Hobby
7h 17m
1 stop
SEA10:58 amSeattle/Tacoma Intl
$421
American Airlines
Oct 29
SEA12:25 amSeattle/Tacoma Intl
6h 56m
1 stop
HOU9:21 amHouston Hobby
Nov 1
HOU5:02 pmHouston Hobby
8h 40m
1 stop
SEA11:42 pmSeattle/Tacoma Intl
$437

Southwest flights from Seattle to Houston

Our best Southwest deals on Seattle to Houston flight tickets
Southwest
Sep 23
SEA8:50 amSeattle/Tacoma Intl
4h 15m
HOU3:05 pmHouston Hobby
Sep 26
HOU3:05 pmHouston Hobby
4h 40m
SEA5:45 pmSeattle/Tacoma Intl
$337
Southwest
Sep 23
SEA11:00 pmSeattle/Tacoma Intl
8h 35m
1 stop
HOU9:35 amHouston Hobby
Sep 30
HOU9:30 amHouston Hobby
4h 45m
SEA12:15 pmSeattle/Tacoma Intl
$347
Southwest
Sep 23
SEA8:50 amSeattle/Tacoma Intl
4h 15m
HOU3:05 pmHouston Hobby
Sep 26
HOU8:15 amHouston Hobby
9h 40m
2 stops
SEA3:55 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 August 2, 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

Sat 9/19

8:15 pm-11:24 am

1 stop13h 09m

Houston George Bush Intcntl

Sat 9/26

10:30 am-3:08 pm

1 stop6h 38m

$269

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sun 11/1

11:15 am-9:10 pm

1 stop7h 55m

Houston George Bush Intcntl

Sat 11/7

7:58 pm-9:51 am

1 stop15h 53m

$270

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 8/29

5:34 pm-11:59 pm

Nonstop4h 25m

Houston George Bush Intcntl

Wed 9/2

6:30 am-1:22 pm

1 stop8h 52m

$289

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 9/9

5:34 pm-11:59 pm

Nonstop4h 25m

Houston George Bush Intcntl

Wed 9/16

6:25 am-3:08 pm

1 stop10h 43m

$297

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 10/28

10:47 am-5:14 pm

Nonstop4h 27m

Houston George Bush Intcntl

Sat 10/31

6:02 am-8:46 am

Nonstop4h 44m

$330

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 10/14

10:47 am-5:14 pm

Nonstop4h 27m

Houston George Bush Intcntl

Wed 10/21

2:55 pm-5:42 pm

Nonstop4h 47m

$330

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 9/1

7:00 am-1:30 pm

Nonstop4h 30m

Houston George Bush Intcntl

Wed 9/2

6:45 pm-9:36 pm

Nonstop4h 51m

$337

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 9/9

5:00 pm-11:24 pm

Nonstop4h 24m

Houston George Bush Intcntl

Wed 9/16

4:20 pm-7:08 pm

Nonstop4h 48m

$337

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Wed 9/23

8:50 am-3:05 pm

Nonstop4h 15m

Houston Hobby

Wed 9/30

9:30 am-12:15 pm

Nonstop4h 45m

$337
Quickest round-trip

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Wed 9/23

8:50 am-3:05 pm

Nonstop4h 15m

Houston Hobby

Sat 9/26

3:05 pm-5:45 pm

Nonstop4h 40m

$337

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?

Prices are currently low for flights on this route.

Typical prices usually range from $282 to $500.
The lowest price recently found on this route was $269.

What is the cheapest month to fly to Houston?

The month of October is, on average, the cheapest month to fly to Houston from Seattle, with most prices found around $325. The month of September is another great option to travel to Houston, with average flight prices from Seattle averaging around $329.

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 Sunday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Sunday is $626.

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 morning because they tend to be around $561. 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 from Seattle 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 $396 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 $325 on momondo.

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

There are 4 cabin classes available to choose from on Seattle 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 14m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Seattle to Houston takes 4h 14m
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 14m, 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
DeltaPriceFrom $98Free CancellationRating
7.8
8,494 reviews
Search Delta flights
FrontierPriceFrom $137Free CancellationRating
5.6
2,741 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $207Free CancellationRating
7.8
2,819 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $237Free CancellationRating
7.9
12,746 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $240Free CancellationRating
7.4
10,062 reviews
Search United Airlines flights
American AirlinesPriceFrom $252Free CancellationRating
7.1
11,845 reviews
Search American Airlines flights
SouthwestPriceFrom $256Free CancellationRating
8.0
4,229 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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