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Cheap flights from Houston to Seattle from $77

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Houston to Seattle departing on 11/13. 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
0 bags

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Cheap round-trip flights

Frontier Logo
6:15 am - 12:30 amIAH-SEA
20h 15m1 stop
Frontier Logo
7:00 am - 9:14 pmSEA-IAH
12h 14m1 stop
$147Frontier
Find Deal
jue., sep. 4 - mié., sep. 10
Frontier Logo
7:30 am - 10:59 pmIAH-SEA
17h 29m1 stop
Frontier Logo
7:00 am - 9:14 pmSEA-IAH
12h 14m1 stop
$148Frontier
Find Deal
mar., sep. 23 - sáb., sep. 27
Alaska Airlines Logo
7:28 pm - 10:17 pmIAH-SEA
4h 49mnonstop
Alaska Airlines Logo
5:40 pm - 12:06 amSEA-IAH
4h 26mnonstop
$173Alaska Airlines
Find Deal
mar., sep. 23 - mar., sep. 30
Alaska Airlines Logo
7:28 pm - 10:17 pmIAH-SEA
4h 49mnonstop
Alaska Airlines Logo
11:59 pm - 6:24 amSEA-IAH
4h 25mnonstop
$190Alaska Airlines
Find Deal
mié., sep. 3 - mié., sep. 10
American Airlines Logo
2:33 pm - 7:09 pmHOU-SEA
6h 36m1 stop
American Airlines Logo
5:26 am - 3:55 pmSEA-HOU
8h 29m1 stop
$193American Airlines
Find Deal
mar., sep. 23 - sáb., sep. 27
Delta Logo
7:00 am - 12:45 pmIAH-SEA
7h 45m1 stop
Delta Logo
6:00 am - 5:39 pmSEA-IAH
9h 39m1 stop
$193Delta
Find Deal
mar., sep. 23 - sáb., sep. 27
American Airlines Logo
4:41 pm - 9:48 pmHOU-SEA
7h 07m1 stop
American Airlines Logo
11:20 pm - 8:28 amSEA-HOU
7h 08m1 stop
$210American Airlines
Find Deal
sáb., oct. 18 - vie., oct. 24
Delta Logo
4:34 pm - 10:25 pmIAH-SEA
7h 51m1 stop
Delta Logo
9:40 am - 6:05 pmSEA-IAH
6h 25m1 stop
$210Delta
Find Deal
vie., sep. 26 - mar., sep. 30
Southwest Logo
10:20 am - 12:55 pmHOU-SEA
4h 35mnonstop
Southwest Logo
10:45 pm - 5:00 amSEA-HOU
4h 15mnonstop
$223Southwest
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mar., sep. 30 - mié., oct. 1
Southwest Logo
9:35 am - 4:55 pmHOU-SEA
9h 20m1 stop
Southwest Logo
10:45 pm - 5:00 amSEA-HOU
4h 15mnonstop
$225Southwest
Find Deal
mar., sep. 23 - sáb., sep. 27

Alaska Airlines flights from Houston to Seattle

Our best Alaska Airlines deals on Houston to Seattle flight tickets
Alaska Airlines
Sep 23
IAH7:28 pmHouston George Bush Intcntl
4h 49m
SEA10:17 pmSeattle/Tacoma Intl
Sep 30
SEA5:40 pmSeattle/Tacoma Intl
4h 26m
IAH12:06 amHouston George Bush Intcntl
$173
Find similar
Alaska Airlines
Sep 3
IAH7:28 pmHouston George Bush Intcntl
4h 49m
SEA10:17 pmSeattle/Tacoma Intl
Sep 10
SEA11:59 pmSeattle/Tacoma Intl
4h 25m
IAH6:24 amHouston George Bush Intcntl
$190
Find similar
Alaska Airlines
Sep 23
IAH8:00 amHouston George Bush Intcntl
4h 45m
SEA10:45 amSeattle/Tacoma Intl
Sep 30
SEA11:15 pmSeattle/Tacoma Intl
15h 44m
1 stop
IAH4:59 pmHouston George Bush Intcntl
$200
Find similar

American Airlines flights from Houston to Seattle

Our best American Airlines deals on Houston to Seattle flight tickets
American Airlines
Sep 23
HOU2:33 pmHouston Hobby
6h 36m
1 stop
SEA7:09 pmSeattle/Tacoma Intl
Sep 27
SEA5:26 amSeattle/Tacoma Intl
8h 29m
1 stop
HOU3:55 pmHouston Hobby
$193
Find similar
American Airlines
Oct 18
HOU4:41 pmHouston Hobby
7h 07m
1 stop
SEA9:48 pmSeattle/Tacoma Intl
Oct 24
SEA11:20 pmSeattle/Tacoma Intl
7h 08m
1 stop
HOU8:28 amHouston Hobby
$210
Find similar
American Airlines
Oct 7
HOU6:00 amHouston Hobby
6h 52m
1 stop
SEA10:52 amSeattle/Tacoma Intl
Oct 14
SEA11:20 pmSeattle/Tacoma Intl
7h 08m
1 stop
HOU8:28 amHouston Hobby
$243
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Houston to Seattle 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 agosto 14, 2025.
Use the filters below to find and compare flights from Houston to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

HoustonSeattle

IAH - SEA

IAHSEA

Houston George Bush Intcntl

jue. 9/4

6:15 am-12:30 am

1 stop20h 15m

Seattle/Tacoma Intl

mié. 9/10

7:00 am-9:14 pm

1 stop12h 14m

$147

HoustonSeattle

IAH - SEA

IAHSEA

Houston George Bush Intcntl

mar. 9/23

7:30 am-10:59 pm

1 stop17h 29m

Seattle/Tacoma Intl

sáb. 9/27

7:00 am-9:14 pm

1 stop12h 14m

$148

HoustonSeattle

IAH - SEA

IAHSEA

Houston George Bush Intcntl

mar. 9/23

7:28 pm-10:17 pm

Nonstop4h 49m

Seattle/Tacoma Intl

mar. 9/30

5:40 pm-12:06 am

Nonstop4h 26m

$173

HoustonSeattle

IAH - SEA

IAHSEA

Houston George Bush Intcntl

mié. 9/3

7:28 pm-10:17 pm

Nonstop4h 49m

Seattle/Tacoma Intl

mié. 9/10

11:59 pm-6:24 am

Nonstop4h 25m

$190

HoustonSeattle

HOU - SEA

HOUSEA

Houston Hobby

mar. 9/23

2:33 pm-7:09 pm

1 stop6h 36m

Seattle/Tacoma Intl

sáb. 9/27

5:26 am-3:55 pm

1 stop8h 29m

$193

HoustonSeattle

IAH - SEA

IAHSEA

Houston George Bush Intcntl

mar. 9/23

7:00 am-12:45 pm

1 stop7h 45m

Seattle/Tacoma Intl

sáb. 9/27

6:00 am-5:39 pm

1 stop9h 39m

$193

HoustonSeattle

HOU - SEA

HOUSEA

Houston Hobby

sáb. 10/18

4:41 pm-9:48 pm

1 stop7h 07m

Seattle/Tacoma Intl

vie. 10/24

11:20 pm-8:28 am

1 stop7h 08m

$210

HoustonSeattle

IAH - SEA

IAHSEA

Houston George Bush Intcntl

vie. 9/26

4:34 pm-10:25 pm

1 stop7h 51m

Seattle/Tacoma Intl

mar. 9/30

9:40 am-6:05 pm

1 stop6h 25m

$210

HoustonSeattle

HOU - SEA

HOUSEA

Houston Hobby

mar. 9/30

10:20 am-12:55 pm

Nonstop4h 35m

Seattle/Tacoma Intl

mié. 10/1

10:45 pm-5:00 am

Nonstop4h 15m

$223

HoustonSeattle

HOU - SEA

HOUSEA

Houston Hobby

mar. 9/23

9:35 am-4:55 pm

1 stop9h 20m

Seattle/Tacoma Intl

sáb. 9/27

10:45 pm-5:00 am

Nonstop4h 15m

$225

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 Seattle from

How to get the cheapest flight ticket from Houston to Seattle

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 Houston and Seattle?

What is the cheapest month to fly to Seattle?

In general, October is the cheapest month to fly from Houston to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $306. If you don’t want to visit Seattle in October, then you should wait until September to fly from Houston, when ticket prices are also cheap, with an average price of $307.

What is the cheapest day to depart on your flight to Seattle?

On average, the least expensive day to fly to Seattle from Houston is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $379. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Wednesday is the most expensive day to depart from Houston because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $417.

What is the cheapest time of day to depart on your flight to Seattle?

Flying to Seattle from Houston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $476 when looking at flights departing in the morning. Flights to Seattle are more costly in the afternoon, with an average ticket price of $522. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Houston to Seattle/Tacoma Intl flight route?

Fly from Houston Hobby to Seattle/Tacoma Intl for the best Houston - Seattle/Tacoma Intl flight prices

How far in advance should I book a flight to Seattle?

You are more likely to see cheaper flights to Seattle from Houston when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $372 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Houston for as low as $321 on momondo.

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

There are 4 cabin classes available to choose from on Houston to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Houston to Seattle flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Houston to Seattle

Best Price Found

$77

Fastest flight time

4h 35m

Direct flights

Every day

Airports in Seattle

1 airport
The best one-way flight to Seattle from Houston in the past 72 hours is $77. The best round-trip flight deal from Houston to Seattle found on momondo in the last 72 hours is $147.
The fastest flight from Houston to Seattle takes 4h 35m
Direct flights go from Houston to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

  • How far is Houston to Seattle/Tacoma Intl by plane?

    A flight from Houston to Seattle/Tacoma Intl will travel around 1888.8 mi. A reasonable flight in good conditions will take 4h 35m.

  • When did momondo last update prices for flights from Houston to Seattle/Tacoma Intl Airport?

    Prices for flights from Houston to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Houston to Seattle/Tacoma Intl Airport?

  • How old do you have to be to fly from Houston to Seattle/Tacoma Intl Airport?

    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 Houston to Seattle/Tacoma Intl Airport.

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The necessary travel and health documents for your Seattle/Tacoma Intl Airport 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 Houston to Seattle

Compare and see reviews for airlines that fly from Houston to Seattle with momondo
Airline
Rating
Free Cancellation
Price
Spirit AirlinesPriceFrom $102Free CancellationRating
6.3
8,045 reviews
Search Spirit Airlines flights
FrontierPriceFrom $128Free CancellationRating
5.8
3,219 reviews
Search Frontier flights
DeltaPriceFrom $138Free CancellationRating
8.0
7,980 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $184Free CancellationRating
7.8
2,656 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $228Free CancellationRating
8.0
10,000 reviews
Search Alaska Airlines flights
SouthwestPriceFrom $237Free CancellationRating
8.0
4,244 reviews
Search Southwest flights
United AirlinesPriceFrom $245Free CancellationRating
7.4
8,916 reviews
Search United Airlines flights
American AirlinesPriceFrom $266Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Leavenworth
Tacoma
SeaTac
Ocean Shores
Olympia
Renton
Kent
Lynnwood
Federal Way
Puyallup
Marysville
Tukwila
Kirkland
Lakewood
Centralia
Shoreline
Cle Elum
Fife
Westport
Redmond

Why use momondo?

Why should I use momondo to find a flight deal from Houston to Seattle?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Houston to Seattle. momondo saves you time and could save you money on your trip.

Can I find flights from Houston to Seattle with flexible booking policies on momondo?

Flights from Houston to Seattle with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Houston to Seattle?

momondo helps you find the best flight between Houston and Seattle by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Houston to Seattle right now. Can momondo alert me if prices change?

Price alerts on flights to Seattle from Houston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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