When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport?

Prices for flights from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport refresh daily.

How many operators does momondo search for flights from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport?

As of January 2026, there is 1 operator available to choose from for flights from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport.

How old do you have to be to fly from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport.

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

The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$357 Cheap Flights from Killeen to Seattle in 2026

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Find the cheapest flights from Killeen to Seattle

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:31 pm - 7:18 pm

GRK

SEA

8h 47m

1 stop

11:57 pm - 9:45 am

SEA

GRK

7h 48m

1 stop

$357American Airlines

Sat, Feb 7 - Sat, Feb 28

12:31 pm - 8:35 pm

GRK

SEA

10h 04m

2 stops

11:57 pm - 9:45 am

SEA

GRK

7h 48m

1 stop

$362American Airlines

Sat, Feb 7 - Sat, Feb 28

9:48 am - 7:22 pm

GRK

SEA

11h 34m

2 stops

7:09 am - 6:03 pm

SEA

GRK

8h 54m

2 stops

$516American Airlines

Sat, Feb 7 - Sat, Feb 28

12:31 pm - 5:58 pm

GRK

SEA

7h 27m

1 stop

10:51 pm - 9:45 am

SEA

GRK

8h 54m

1 stop

$729Alaska Airlines

Sat, Feb 7 - Wed, Feb 11

3:54 pm - 9:41 pm

GRK

SEA

7h 47m

1 stop

12:24 am - 9:37 am

SEA

GRK

7h 13m

1 stop

$917Alaska Airlines

Mon, Apr 20 - Wed, Apr 22

Alaska Airlines flights from Killeen to Seattle

Our best Alaska Airlines deals on Killeen to Seattle flight tickets

Alaska Airlines

Feb 7

GRK12:31 pmKilleen Fort Hood Regional

7h 27m

1 stop

SEA5:58 pmSeattle/Tacoma Intl

Feb 11

SEA10:51 pmSeattle/Tacoma Intl

8h 54m

1 stop

GRK9:45 amKilleen Fort Hood Regional

$729

Alaska Airlines

Apr 20

GRK3:54 pmKilleen Fort Hood Regional

7h 47m

1 stop

SEA9:41 pmSeattle/Tacoma Intl

Apr 22

SEA12:24 amSeattle/Tacoma Intl

7h 13m

1 stop

GRK9:37 amKilleen Fort Hood Regional

$917

American Airlines flights from Killeen to Seattle

Our best American Airlines deals on Killeen to Seattle flight tickets

American Airlines

Feb 7

GRK12:31 pmKilleen Fort Hood Regional

8h 47m

1 stop

SEA7:18 pmSeattle/Tacoma Intl

Feb 28

SEA11:57 pmSeattle/Tacoma Intl

7h 48m

1 stop

GRK9:45 amKilleen Fort Hood Regional

$357

American Airlines

Feb 7

GRK12:31 pmKilleen Fort Hood Regional

10h 04m

2 stops

SEA8:35 pmSeattle/Tacoma Intl

Feb 28

SEA11:57 pmSeattle/Tacoma Intl

7h 48m

1 stop

GRK9:45 amKilleen Fort Hood Regional

$362

American Airlines

Feb 7

GRK9:48 amKilleen Fort Hood Regional

11h 34m

2 stops

SEA7:22 pmSeattle/Tacoma Intl

Feb 28

SEA7:09 amSeattle/Tacoma Intl

8h 54m

2 stops

GRK6:03 pmKilleen Fort Hood Regional

$516

Fly from

Fly to

Route

Depart

Return

Price

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Sat 2/7

12:31 pm-7:18 pm

1 stop8h 47m

Seattle/Tacoma Intl

Sat 2/28

11:57 pm-9:45 am

1 stop7h 48m

$357

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Sat 2/7

12:31 pm-8:35 pm

2 stops10h 04m

Seattle/Tacoma Intl

Sat 2/28

11:57 pm-9:45 am

1 stop7h 48m

$362

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Sat 2/7

9:48 am-7:22 pm

2 stops11h 34m

Seattle/Tacoma Intl

Sat 2/28

7:09 am-6:03 pm

2 stops8h 54m

$516

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Sat 2/7

12:31 pm-5:58 pm

1 stop7h 27m

Seattle/Tacoma Intl

Wed 2/11

10:51 pm-9:45 am

1 stop8h 54m

$729

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Mon 4/20

3:54 pm-9:41 pm

1 stop7h 47m

Seattle/Tacoma Intl

Wed 4/22

12:24 am-9:37 am

1 stop7h 13m

$917

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Sat 3/7

11:56 am-6:01 pm

1 stop8h 05m

$387

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Killeen 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 cheapest airline that flies from Killeen Fort Hood Regional to Seattle/Tacoma Intl?

Alaska Airlines is the most popular carrier operating from Killeen Fort Hood Regional to Seattle/Tacoma Intl

What airlines fly to Seattle?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Seattle from Killeen according to our data. Alaska Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 8 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

When to book flights from Killeen to Seattle

Are you open to changing your travel dates? Check out the ideal times to fly from Killeen to Seattle according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Killeen to Seattle (GRK to SEA) flight deals and tips

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

Fastest flight time	6h 59m
Direct flights	None

The fastest flight from Killeen to Seattle takes 6h 59m

There are no direct flights from Killeen to Seattle. There are no popular flight routes from Killeen to Seattle.

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How far is Killeen Fort Hood Regional to Seattle/Tacoma Intl by plane?
Killeen Fort Hood Regional and Seattle/Tacoma Intl are 1725.2 mi apart from one another. 6h 59m is a normal flight duration for this route.
When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport?
Prices for flights from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport refresh daily.
How many operators does momondo search for flights from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport?
As of January 2026, there is 1 operator available to choose from for flights from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport.
How old do you have to be to fly from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Killeen Fort Hood Regional Airport to Seattle/Tacoma Intl Airport.
What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?
The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Killeen to Seattle?
Based on momondo bookings for this flight route, the most popular airline on flight routes from Killeen to Seattle is American Airlines (100% of total bookings).

Best airlines flying from Killeen to Seattle

Compare and see reviews for airlines that fly from Killeen to Seattle with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $336	Free Cancellation	Rating 7.2 11,193 reviews		Search American Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Kent

Marysville

Redmond

Puyallup

Cle Elum

Tukwila

Lakewood

Federal Way

Centralia

Westport

Kirkland

Fife

Shoreline

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

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

Yes. momondo allows you to filter the results for Killeen to Seattle flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Seattle from Killeen. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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