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 May 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.

$381 Cheap Flights from Killeen to Seattle in 2026

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7:21 pm - 12:59 am

GRK

SEA

7h 38m

1 stop

3:45 pm - 11:38 pm

SEA

GRK

5h 53m

1 stop

$457American Airlines

mar., jun. 9 - mar., jun. 23

7:21 pm - 12:59 am

GRK

SEA

7h 38m

1 stop

11:24 pm - 9:34 am

SEA

GRK

8h 10m

1 stop

$482American Airlines

mar., jun. 2 - mar., jun. 9

3:09 pm - 10:26 pm

GRK

SEA

9h 17m

1 stop

10:17 am - 9:09 pm

SEA

GRK

8h 52m

1 stop

$557American Airlines

mié., sep. 2 - mié., sep. 9

3:09 pm - 10:26 pm

GRK

SEA

9h 17m

1 stop

7:25 am - 9:09 pm

SEA

GRK

11h 44m

2 stops

$562American Airlines

mié., sep. 2 - mié., sep. 9

1:08 pm - 7:36 pm

GRK

SEA

8h 28m

1 stop

5:10 am - 2:37 pm

SEA

GRK

7h 27m

1 stop

$591American Airlines

sáb., may. 16 - sáb., may. 23

3:09 pm - 10:26 pm

GRK

SEA

9h 17m

1 stop

12:26 am - 9:28 am

SEA

GRK

7h 02m

1 stop

$602American Airlines

mié., sep. 2 - dom., sep. 6

5:00 am - 9:25 am

GRK

SEA

6h 25m

1 stop

11:16 pm - 9:28 am

SEA

GRK

8h 12m

1 stop

$635American Airlines

mié., sep. 2 - mar., sep. 8

9:59 am - 8:10 pm

GRK

SEA

12h 11m

2 stops

7:25 am - 9:09 pm

SEA

GRK

11h 44m

2 stops

$645American Airlines

mié., sep. 2 - mié., sep. 9

5:00 am - 9:25 am

GRK

SEA

6h 25m

1 stop

7:10 am - 8:56 pm

SEA

GRK

11h 46m

2 stops

$662American Airlines

mié., sep. 2 - mar., sep. 8

7:22 pm - 12:36 am

GRK

SEA

7h 14m

1 stop

10:17 am - 6:54 pm

SEA

GRK

6h 37m

1 stop

$676American Airlines

jue., sep. 3 - mié., sep. 9

Alaska Airlines flights from Killeen to Seattle

Our best Alaska Airlines deals on Killeen to Seattle flight tickets

Alaska Airlines

Sep 15

GRK3:06 pmKilleen Fort Hood Regional

7h 15m

1 stop

SEA8:21 pmSeattle/Tacoma Intl

Sep 19

SEA6:00 amSeattle/Tacoma Intl

6h 39m

1 stop

GRK2:39 pmKilleen Fort Hood Regional

$713

Alaska Airlines

Sep 15

GRK10:04 amKilleen Fort Hood Regional

10h 41m

2 stops

SEA6:45 pmSeattle/Tacoma Intl

Sep 19

SEA6:00 amSeattle/Tacoma Intl

6h 39m

1 stop

GRK2:39 pmKilleen Fort Hood Regional

$718

Alaska Airlines

May 16

GRK10:05 amKilleen Fort Hood Regional

10h 59m

2 stops

SEA7:04 pmSeattle/Tacoma Intl

May 23

SEA7:35 pmSeattle/Tacoma Intl

17h 02m

2 stops

GRK2:37 pmKilleen Fort Hood Regional

$723

American Airlines flights from Killeen to Seattle

Our best American Airlines deals on Killeen to Seattle flight tickets

American Airlines

Jun 9

GRK7:21 pmKilleen Fort Hood Regional

7h 38m

1 stop

SEA12:59 amSeattle/Tacoma Intl

Jun 23

SEA3:45 pmSeattle/Tacoma Intl

5h 53m

1 stop

GRK11:38 pmKilleen Fort Hood Regional

$457

American Airlines

Jun 2

GRK7:21 pmKilleen Fort Hood Regional

7h 38m

1 stop

SEA12:59 amSeattle/Tacoma Intl

Jun 9

SEA11:24 pmSeattle/Tacoma Intl

8h 10m

1 stop

GRK9:34 amKilleen Fort Hood Regional

$482

American Airlines

Sep 2

GRK3:09 pmKilleen Fort Hood Regional

9h 17m

1 stop

SEA10:26 pmSeattle/Tacoma Intl

Sep 9

SEA10:17 amSeattle/Tacoma Intl

8h 52m

1 stop

GRK9:09 pmKilleen Fort Hood Regional

$557

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

mar. 6/9

7:21 pm-12:59 am

1 stop7h 38m

Seattle/Tacoma Intl

mar. 6/23

3:45 pm-11:38 pm

1 stop5h 53m

$457

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

mar. 6/2

7:21 pm-12:59 am

1 stop7h 38m

Seattle/Tacoma Intl

mar. 6/9

11:24 pm-9:34 am

1 stop8h 10m

$482

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

mié. 9/2

3:09 pm-10:26 pm

1 stop9h 17m

Seattle/Tacoma Intl

mié. 9/9

10:17 am-9:09 pm

1 stop8h 52m

$557

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

mié. 9/2

3:09 pm-10:26 pm

1 stop9h 17m

Seattle/Tacoma Intl

mié. 9/9

7:25 am-9:09 pm

2 stops11h 44m

$562

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

sáb. 5/16

1:08 pm-7:36 pm

1 stop8h 28m

Seattle/Tacoma Intl

sáb. 5/23

5:10 am-2:37 pm

1 stop7h 27m

$591

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

mié. 9/2

3:09 pm-10:26 pm

1 stop9h 17m

Seattle/Tacoma Intl

dom. 9/6

12:26 am-9:28 am

1 stop7h 02m

$602

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

mié. 9/2

5:00 am-9:25 am

1 stop6h 25m

Seattle/Tacoma Intl

mar. 9/8

11:16 pm-9:28 am

1 stop8h 12m

$635

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

mié. 9/2

9:59 am-8:10 pm

2 stops12h 11m

Seattle/Tacoma Intl

mié. 9/9

7:25 am-9:09 pm

2 stops11h 44m

$645

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

mié. 9/2

5:00 am-9:25 am

1 stop6h 25m

Seattle/Tacoma Intl

mar. 9/8

7:10 am-8:56 pm

2 stops11h 46m

$662

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

jue. 9/3

7:22 pm-12:36 am

1 stop7h 14m

Seattle/Tacoma Intl

mié. 9/9

10:17 am-6:54 pm

1 stop6h 37m

$676

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted 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 58% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 7 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 49m
Direct flights	None

The fastest flight from Killeen to Seattle takes 6h 49m

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

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Frequently asked questions about flying from Killeen to Seattle

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 49m 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 May 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 $414	Free Cancellation	Rating 7.1 11,666 reviews		Search American Airlines flights

Tacoma

Leavenworth

SeaTac

Ocean Shores

Renton

Olympia

Lynnwood

Redmond

Kent

Marysville

Puyallup

Tukwila

Lakewood

Cle Elum

Federal Way

Centralia

Fife

Shoreline

Westport

Tumwater

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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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Yes. momondo can track prices for Killeen to Seattle flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.