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Cheap flights from Seattle to Houston from $118

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 1/12. 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
0 bags

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Cheap round-trip flights

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Multiple Airlines Logo
12:54 pm - 5:55 am
SEA
-
IAH
15h 01m1 stop
Multiple Airlines Logo
9:13 pm - 9:34 am
IAH
-
SEA
14h 21m1 stop
$209Multiple Airlines
Sat, Feb 7 - Wed, Feb 18
Frontier Logo
2:49 pm - 12:31 am
SEA
-
IAH
7h 42m1 stop
Frontier Logo
2:47 pm - 9:34 am
IAH
-
SEA
20h 47m1 stop
$210Frontier
Sat, Jan 10 - Sun, Feb 22
Frontier Logo
1:00 pm - 12:31 am
SEA
-
IAH
9h 31m1 stop
Frontier Logo
10:30 am - 11:19 am
IAH
-
SEA
26h 49m1 stop
$211Frontier
Tue, Jan 6 - Wed, Jan 21
Frontier Logo
12:19 pm - 12:35 am
SEA
-
IAH
10h 16m1 stop
Frontier Logo
6:35 am - 11:09 am
IAH
-
SEA
6h 34m1 stop
$212Frontier
Fri, Jan 16 - Mon, Jan 19
Multiple Airlines Logo
7:23 pm - 5:55 am
SEA
-
IAH
8h 32m1 stop
Multiple Airlines Logo
9:55 am - 8:10 pm
IAH
-
SEA
12h 15m1 stop
$213Multiple Airlines
Sun, Jan 11 - Sun, Feb 1
American Airlines Logo
7:35 am - 6:06 pm
SEA
-
HOU
8h 31m1 stop
American Airlines Logo
12:47 pm - 5:45 pm
HOU
-
SEA
6h 58m1 stop
$256American Airlines
Tue, Jan 6 - Wed, Jan 21
Delta Logo
11:55 am - 10:33 pm
SEA
-
HOU
8h 38m1 stop
Delta Logo
5:45 am - 12:20 pm
HOU
-
SEA
8h 35m1 stop
$257Delta
Sat, Jan 24 - Sat, Jan 31
American Airlines Logo
6:00 am - 4:12 pm
SEA
-
HOU
8h 12m1 stop
American Airlines Logo
10:35 am - 3:34 pm
HOU
-
SEA
6h 59m1 stop
$258American Airlines
Sat, Jan 17 - Sat, Jan 31
Southwest Logo
11:40 am - 8:55 pm
SEA
-
HOU
7h 15m1 stop
Southwest Logo
12:25 pm - 8:10 pm
HOU
-
SEA
9h 45m2 stops
$262Southwest
Sat, Jan 24 - Sat, Jan 31
Southwest Logo
10:20 am - 7:30 pm
SEA
-
HOU
7h 10m2 stops
Southwest Logo
10:15 am - 4:50 pm
HOU
-
SEA
8h 35m2 stops
$267Southwest
Sat, Jan 24 - Sat, Jan 31

Delta flights from Seattle to Houston

Our best Delta deals on Seattle to Houston flight tickets
Delta
Jan 24
SEA11:55 amSeattle/Tacoma Intl
8h 38m
1 stop
HOU10:33 pmHouston Hobby
Jan 31
HOU5:45 amHouston Hobby
8h 35m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
$257
Find similar
Delta
Feb 25
SEA11:55 amSeattle/Tacoma Intl
8h 33m
1 stop
HOU10:28 pmHouston Hobby
Mar 3
HOU5:25 amHouston Hobby
8h 55m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
$299
Find similar
Delta
Feb 23
SEA11:05 pmSeattle/Tacoma Intl
8h 58m
1 stop
HOU10:03 amHouston Hobby
Mar 1
HOU5:25 amHouston Hobby
8h 55m
1 stop
SEA12:20 pmSeattle/Tacoma Intl
$358
Find similar

American Airlines flights from Seattle to Houston

Our best American Airlines deals on Seattle to Houston flight tickets
American Airlines
Jan 6
SEA7:35 amSeattle/Tacoma Intl
8h 31m
1 stop
HOU6:06 pmHouston Hobby
Jan 21
HOU12:47 pmHouston Hobby
6h 58m
1 stop
SEA5:45 pmSeattle/Tacoma Intl
$256
Find similar
American Airlines
Jan 17
SEA6:00 amSeattle/Tacoma Intl
8h 12m
1 stop
HOU4:12 pmHouston Hobby
Jan 31
HOU10:35 amHouston Hobby
6h 59m
1 stop
SEA3:34 pmSeattle/Tacoma Intl
$258
Find similar
American Airlines
Jan 6
SEA7:35 amSeattle/Tacoma Intl
8h 31m
1 stop
HOU6:06 pmHouston Hobby
Jan 21
HOU12:47 pmHouston Hobby
6h 58m
1 stop
SEA5:45 pmSeattle/Tacoma Intl
$276
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 December 9, 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

Sat 2/7

12:54 pm-5:55 am

1 stop15h 01m

Houston George Bush Intcntl

Wed 2/18

9:13 pm-9:34 am

1 stop14h 21m

$209

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sat 1/10

2:49 pm-12:31 am

1 stop7h 42m

Houston George Bush Intcntl

Sun 2/22

2:47 pm-9:34 am

1 stop20h 47m

$210

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Tue 1/6

1:00 pm-12:31 am

1 stop9h 31m

Houston George Bush Intcntl

Wed 1/21

10:30 am-11:19 am

1 stop26h 49m

$211

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Fri 1/16

12:19 pm-12:35 am

1 stop10h 16m

Houston George Bush Intcntl

Mon 1/19

6:35 am-11:09 am

1 stop6h 34m

$212

SeattleHouston

SEA - IAH

SEAIAH

Seattle/Tacoma Intl

Sun 1/11

7:23 pm-5:55 am

1 stop8h 32m

Houston George Bush Intcntl

Sun 2/1

9:55 am-8:10 pm

1 stop12h 15m

$213

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Tue 1/6

7:35 am-6:06 pm

1 stop8h 31m

Houston Hobby

Wed 1/21

12:47 pm-5:45 pm

1 stop6h 58m

$256

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 1/24

11:55 am-10:33 pm

1 stop8h 38m

Houston Hobby

Sat 1/31

5:45 am-12:20 pm

1 stop8h 35m

$257

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 1/17

6:00 am-4:12 pm

1 stop8h 12m

Houston Hobby

Sat 1/31

10:35 am-3:34 pm

1 stop6h 59m

$258

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 1/24

11:40 am-8:55 pm

1 stop7h 15m

Houston Hobby

Sat 1/31

12:25 pm-8:10 pm

2 stops9h 45m

$262

SeattleHouston

SEA - HOU

SEAHOU

Seattle/Tacoma Intl

Sat 1/24

10:20 am-7:30 pm

2 stops7h 10m

Houston Hobby

Sat 1/31

10:15 am-4:50 pm

2 stops8h 35m

$267

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 $297. The month of October is another great option to travel to Houston, with average flight prices from Seattle averaging around $303.

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 $227. 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 $382. Try not to purchase tickets in the evening because they tend to be around $587. 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 $370 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 $308 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)
Search flight deals

  • 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
8,172 reviews
Search Spirit Airlines flights
DeltaPriceFrom $125Free CancellationRating
7.9
8,009 reviews
Search Delta flights
FrontierPriceFrom $132Free CancellationRating
5.8
3,085 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $150Free CancellationRating
7.8
2,818 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $243Free CancellationRating
8.0
11,420 reviews
Search Alaska Airlines flights
United AirlinesPriceFrom $251Free CancellationRating
7.4
9,088 reviews
Search United Airlines flights
American AirlinesPriceFrom $254Free CancellationRating
7.2
11,043 reviews
Search American Airlines flights
SouthwestPriceFrom $256Free CancellationRating
7.9
4,252 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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