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Cheap flights from Seattle to Killeen from $363

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 Killeen departing on 5/26. 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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Find the cheapest flights from Seattle to Killeen

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:10 am - 2:37 pm
SEA
-
GRK
7h 27m
1 stop
American Airlines Logo
5:00 am - 10:49 am
GRK
-
SEA
7h 49m
1 stop
$502American Airlines
Thu, Jun 11 - Tue, Jun 16
American Airlines Logo
12:59 am - 9:35 am
SEA
-
GRK
6h 36m
1 stop
American Airlines Logo
5:00 am - 9:35 am
GRK
-
SEA
6h 35m
1 stop
$507American Airlines
Thu, May 14 - Sat, May 16
American Airlines Logo
12:59 am - 9:35 am
SEA
-
GRK
6h 36m
1 stop
American Airlines Logo
7:13 pm - 12:44 am
GRK
-
SEA
7h 31m
1 stop
$591American Airlines
Wed, May 13 - Sun, May 17
American Airlines Logo
7:20 am - 6:43 pm
SEA
-
GRK
9h 23m
2 stops
American Airlines Logo
3:54 pm - 10:58 pm
GRK
-
SEA
9h 04m
1 stop
$596American Airlines
Tue, May 12 - Mon, May 18
American Airlines Logo
11:55 pm - 9:35 am
SEA
-
GRK
7h 40m
1 stop
American Airlines Logo
7:13 pm - 12:44 am
GRK
-
SEA
7h 31m
1 stop
$622American Airlines
Thu, May 14 - Sun, May 17
American Airlines Logo
11:24 pm - 9:34 am
SEA
-
GRK
8h 10m
1 stop
American Airlines Logo
5:00 am - 10:49 am
GRK
-
SEA
7h 49m
1 stop
$706American Airlines
Fri, Jun 26 - Wed, Jul 1
Alaska Airlines Logo
10:58 pm - 9:28 am
SEA
-
GRK
8h 30m
1 stop
Alaska Airlines Logo
12:37 pm - 6:09 pm
GRK
-
SEA
7h 32m
1 stop
$713Alaska Airlines
Sat, Aug 29 - Tue, Sep 1
Alaska Airlines Logo
10:58 pm - 9:28 am
SEA
-
GRK
8h 30m
1 stop
Alaska Airlines Logo
9:59 am - 9:40 pm
GRK
-
SEA
13h 41m
2 stops
$718Alaska Airlines
Sat, Aug 29 - Tue, Sep 1
Alaska Airlines Logo
1:34 pm - 9:52 pm
SEA
-
GRK
6h 18m
1 stop
Alaska Airlines Logo
5:00 am - 11:27 am
GRK
-
SEA
8h 27m
1 stop
$733Alaska Airlines
Tue, May 5 - Sat, May 9
Alaska Airlines Logo
10:57 pm - 9:35 am
SEA
-
GRK
8h 38m
1 stop
Alaska Airlines Logo
3:54 pm - 11:15 pm
GRK
-
SEA
9h 21m
1 stop
$743Alaska Airlines
Sat, May 9 - Mon, May 11

American Airlines flights from Seattle to Killeen

Our best American Airlines deals on Seattle to Killeen flight tickets
American Airlines
Jun 11
SEA5:10 amSeattle/Tacoma Intl
7h 27m
1 stop
GRK2:37 pmKilleen Fort Hood Regional
Jun 16
GRK5:00 amKilleen Fort Hood Regional
7h 49m
1 stop
SEA10:49 amSeattle/Tacoma Intl
$502
American Airlines
May 14
SEA12:59 amSeattle/Tacoma Intl
6h 36m
1 stop
GRK9:35 amKilleen Fort Hood Regional
May 16
GRK5:00 amKilleen Fort Hood Regional
6h 35m
1 stop
SEA9:35 amSeattle/Tacoma Intl
$507
American Airlines
May 13
SEA12:59 amSeattle/Tacoma Intl
6h 36m
1 stop
GRK9:35 amKilleen Fort Hood Regional
May 17
GRK7:13 pmKilleen Fort Hood Regional
7h 31m
1 stop
SEA12:44 amSeattle/Tacoma Intl
$591

Alaska Airlines flights from Seattle to Killeen

Our best Alaska Airlines deals on Seattle to Killeen flight tickets
Alaska Airlines
Aug 29
SEA10:58 pmSeattle/Tacoma Intl
8h 30m
1 stop
GRK9:28 amKilleen Fort Hood Regional
Sep 1
GRK12:37 pmKilleen Fort Hood Regional
7h 32m
1 stop
SEA6:09 pmSeattle/Tacoma Intl
$713
Alaska Airlines
Aug 29
SEA10:58 pmSeattle/Tacoma Intl
8h 30m
1 stop
GRK9:28 amKilleen Fort Hood Regional
Sep 1
GRK9:59 amKilleen Fort Hood Regional
13h 41m
2 stops
SEA9:40 pmSeattle/Tacoma Intl
$718
Alaska Airlines
May 5
SEA1:34 pmSeattle/Tacoma Intl
6h 18m
1 stop
GRK9:52 pmKilleen Fort Hood Regional
May 9
GRK5:00 amKilleen Fort Hood Regional
8h 27m
1 stop
SEA11:27 amSeattle/Tacoma Intl
$733

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Killeen 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 April 24, 2026.
Use the filters below to find and compare flights from Seattle to Killeen that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Thu 6/11

5:10 am-2:37 pm

1 stop7h 27m

Killeen Fort Hood Regional

Tue 6/16

5:00 am-10:49 am

1 stop7h 49m

$502
Quickest round-trip

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Thu 5/14

12:59 am-9:35 am

1 stop6h 36m

Killeen Fort Hood Regional

Sat 5/16

5:00 am-9:35 am

1 stop6h 35m

$507

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Wed 5/13

12:59 am-9:35 am

1 stop6h 36m

Killeen Fort Hood Regional

Sun 5/17

7:13 pm-12:44 am

1 stop7h 31m

$591

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Tue 5/12

7:20 am-6:43 pm

2 stops9h 23m

Killeen Fort Hood Regional

Mon 5/18

3:54 pm-10:58 pm

1 stop9h 04m

$596

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Thu 5/14

11:55 pm-9:35 am

1 stop7h 40m

Killeen Fort Hood Regional

Sun 5/17

7:13 pm-12:44 am

1 stop7h 31m

$622

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Fri 6/26

11:24 pm-9:34 am

1 stop8h 10m

Killeen Fort Hood Regional

Wed 7/1

5:00 am-10:49 am

1 stop7h 49m

$706

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Sat 8/29

10:58 pm-9:28 am

1 stop8h 30m

Killeen Fort Hood Regional

Tue 9/1

12:37 pm-6:09 pm

1 stop7h 32m

$713

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Sat 8/29

10:58 pm-9:28 am

1 stop8h 30m

Killeen Fort Hood Regional

Tue 9/1

9:59 am-9:40 pm

2 stops13h 41m

$718

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Tue 5/5

1:34 pm-9:52 pm

1 stop6h 18m

Killeen Fort Hood Regional

Sat 5/9

5:00 am-11:27 am

1 stop8h 27m

$733

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Sat 5/9

10:57 pm-9:35 am

1 stop8h 38m

Killeen Fort Hood Regional

Mon 5/11

3:54 pm-11:15 pm

1 stop9h 21m

$743

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 Killeen from

How to get the cheapest flight ticket from Seattle to Killeen

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 Killeen?

Can stopping save me money on Seattle to Killeen flights?

You could potentially save up to 6% on your flight if you consider stops on a Seattle to Killeen flight.

When to book flights from Seattle to Killeen

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

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

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

Fastest flight time

6h 34m

Direct flights

None
The fastest flight from Seattle to Killeen takes 6h 34m
There are no direct flights from Seattle to Killeen. There are no popular flight routes from Seattle to Killeen.
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Frequently asked questions about flying from Seattle to Killeen

  • How far is Seattle/Tacoma Intl to Killeen Fort Hood Regional by plane?

    There are 1725.2 mi between Seattle/Tacoma Intl and Killeen Fort Hood Regional. 6h 34m is a normal flight duration for this route.

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

    Prices for flights from Seattle/Tacoma Intl Airport to Killeen Fort Hood Regional Airport are refreshed on a daily basis.

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

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

  • What documentation or ID do you need to fly to Killeen Fort Hood Regional Airport?

    The necessary travel and health documents for your Killeen Fort Hood Regional 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.

  • What is the most popular airline from Seattle to Killeen?

Best airlines flying from Seattle to Killeen

Compare and see reviews for airlines that fly from Seattle to Killeen with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $416Free CancellationRating
7.1
11,666 reviews
Search American Airlines flights

Traveling to a place near Killeen?

Book flights to Killeen if you plan to visit one of these locations
Temple
Copperas Cove
Salado
Fort Hood

Why use momondo?

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

Finding the right flight to Killeen from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Killeen quick and easy, saving you time and money.

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

Flights from Seattle to Killeen 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 Seattle to Killeen?

Once you have performed a search for Seattle to Killeen flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Killeen from Seattle 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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