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Cheap flights from Seattle to Houston from $122

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 6/4. 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

Enter your travel dates to find the best prices.
Frontier Logo
7:50 pm - 10:44 am
SEA
-
IAH
12h 54m
1 stop
Frontier Logo
10:25 pm - 10:06 am
IAH
-
SEA
13h 41m
1 stop
$234Frontier
Tue, May 26 - Sat, Jun 6
Frontier Logo
7:41 pm - 10:34 am
SEA
-
IAH
12h 53m
1 stop
Frontier Logo
6:30 am - 2:19 pm
IAH
-
SEA
9h 49m
1 stop
$237Frontier
Wed, Aug 5 - Tue, Aug 11
Frontier Logo
3:19 pm - 12:44 am
SEA
-
IAH
7h 25m
1 stop
Frontier Logo
10:05 pm - 9:48 am
IAH
-
SEA
13h 43m
1 stop
$238Frontier
Thu, Jun 4 - Mon, Jun 8
Frontier Logo
7:50 pm - 9:10 pm
SEA
-
IAH
23h 20m
1 stop
Frontier Logo
8:50 pm - 10:36 am
IAH
-
SEA
15h 46m
1 stop
$240Frontier
Wed, May 27 - Fri, May 29
Southwest Logo
6:40 am - 3:10 pm
SEA
-
HOU
6h 30m
1 stop
Southwest Logo
9:30 pm - 12:05 am
HOU
-
SEA
4h 35mnonstop
$347Southwest
Sat, May 30 - Sat, Jun 6
Southwest Logo
2:20 pm - 10:20 pm
SEA
-
HOU
6h 00m
1 stop
Southwest Logo
7:55 pm - 12:40 am
HOU
-
SEA
6h 45m
1 stop
$357Southwest
Tue, Jun 2 - Tue, Jun 9
American Airlines Logo
12:49 am - 8:57 am
SEA
-
HOU
6h 08m
1 stop
American Airlines Logo
6:48 pm - 12:59 am
HOU
-
SEA
8h 11m
1 stop
$358American Airlines
Fri, May 29 - Sat, Jun 6
Southwest Logo
1:20 pm - 9:20 pm
SEA
-
HOU
6h 00m
1 stop
Southwest Logo
9:30 pm - 12:05 am
HOU
-
SEA
4h 35mnonstop
$382Southwest
Sat, May 30 - Sat, Jun 6
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
$387American Airlines
Thu, May 28 - Sat, Jun 6
American Airlines Logo
2:03 pm - 11:59 pm
SEA
-
HOU
7h 56m
1 stop
American Airlines Logo
6:48 pm - 12:59 am
HOU
-
SEA
8h 11m
1 stop
$392American Airlines
Fri, May 29 - Sat, Jun 6

Sun Country Air flights from Seattle to Houston

Our best Sun Country Air deals on Seattle to Houston flight tickets
Sun Country Air
May 21
SEA11:59 pmSeattle/Tacoma Intl
9h 34m
1 stop
HOU11:33 amHouston Hobby
May 24
HOU8:30 amHouston Hobby
10h 50m
1 stop
SEA5:20 pmSeattle/Tacoma Intl
$592
Sun Country Air
May 21
SEA11:59 pmSeattle/Tacoma Intl
9h 34m
1 stop
HOU11:33 amHouston Hobby
May 24
HOU8:30 amHouston Hobby
10h 50m
1 stop
SEA5:20 pmSeattle/Tacoma Intl
$602
Sun Country Air
May 21
SEA11:59 pmSeattle/Tacoma Intl
9h 34m
1 stop
HOU11:33 amHouston Hobby
May 24
HOU8:30 amHouston Hobby
10h 50m
1 stop
SEA5:20 pmSeattle/Tacoma Intl
$612

American Airlines flights from Seattle to Houston

Our best American Airlines deals on Seattle to Houston flight tickets
American Airlines
May 29
SEA12:49 amSeattle/Tacoma Intl
6h 08m
1 stop
HOU8:57 amHouston Hobby
Jun 6
HOU6:48 pmHouston Hobby
8h 11m
1 stop
SEA12:59 amSeattle/Tacoma Intl
$358
American Airlines
May 28
SEA12:49 amSeattle/Tacoma Intl
6h 08m
1 stop
HOU8:57 amHouston Hobby
Jun 6
HOU6:48 pmHouston Hobby
8h 11m
1 stop
SEA12:59 amSeattle/Tacoma Intl
$387
American Airlines
May 29
SEA2:03 pmSeattle/Tacoma Intl
7h 56m
1 stop
HOU11:59 pmHouston Hobby
Jun 6
HOU6:48 pmHouston Hobby
8h 11m
1 stop
SEA12:59 amSeattle/Tacoma Intl
$392

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 May 10, 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

Tue 5/26

7:50 pm-10:44 am

1 stop12h 54m

Houston George Bush Intcntl

Sat 6/6

10:25 pm-10:06 am

1 stop13h 41m

$234

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 8/5

7:41 pm-10:34 am

1 stop12h 53m

Houston George Bush Intcntl

Tue 8/11

6:30 am-2:19 pm

1 stop9h 49m

$237

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

10:05 pm-9:48 am

1 stop13h 43m

$238

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Wed 5/27

7:50 pm-9:10 pm

1 stop23h 20m

Houston George Bush Intcntl

Fri 5/29

8:50 pm-10:36 am

1 stop15h 46m

$240

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 5/30

6:40 am-3:10 pm

1 stop6h 30m

Houston Hobby

Sat 6/6

9:30 pm-12:05 am

Nonstop4h 35m

$347

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Tue 6/2

2:20 pm-10:20 pm

1 stop6h 00m

Houston Hobby

Tue 6/9

7:55 pm-12:40 am

1 stop6h 45m

$357

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Fri 5/29

12:49 am-8:57 am

1 stop6h 08m

Houston Hobby

Sat 6/6

6:48 pm-12:59 am

1 stop8h 11m

$358
Quickest round-trip

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 5/30

1:20 pm-9:20 pm

1 stop6h 00m

Houston Hobby

Sat 6/6

9:30 pm-12:05 am

Nonstop4h 35m

$382

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Thu 5/28

12:49 am-8:57 am

1 stop6h 08m

Houston Hobby

Sat 6/6

8:23 pm-12:59 am

1 stop6h 36m

$387

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Fri 5/29

2:03 pm-11:59 pm

1 stop7h 56m

Houston Hobby

Sat 6/6

6:48 pm-12:59 am

1 stop8h 11m

$392

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 April is, on average, the cheapest month to fly to Houston from Seattle, with most prices found around $48. The month of July is another great option to travel to Houston, with average flight prices from Seattle averaging around $77.

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 Friday as prices are generally higher than usual. According to our data, the average ticket price to Houston on Friday is $516.

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 $383. Try not to purchase tickets in the morning because they tend to be around $550. 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 $371 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.

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 10m

Direct flights

Every day

Airports in Houston

2 airports
The fastest flight from Seattle to Houston takes 4h 10m
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 10m, 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 $88Free CancellationRating
7.9
8,454 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $97Free CancellationRating
7.8
2,837 reviews
Search Hawaiian Airlines flights
FrontierPriceFrom $143Free CancellationRating
5.6
2,955 reviews
Search Frontier flights
Alaska AirlinesPriceFrom $202Free CancellationRating
7.9
12,349 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $237Free CancellationRating
7.4
9,694 reviews
Search United Airlines flights
American AirlinesPriceFrom $252Free CancellationRating
7.1
11,668 reviews
Search American Airlines flights
SouthwestPriceFrom $256Free CancellationRating
7.9
4,301 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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