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Cheap flights from Seattle to Killeen from $379

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 3/16. 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
12:59 am - 9:45 am
SEA
-
GRK
6h 46m
1 stop
American Airlines Logo
6:33 pm - 11:09 pm
GRK
-
SEA
6h 36m
1 stop
$392American Airlines
Mon, Mar 23 - Sat, Mar 28
American Airlines Logo
12:59 am - 9:45 am
SEA
-
GRK
6h 46m
1 stop
American Airlines Logo
7:00 am - 1:52 pm
GRK
-
SEA
8h 52m
2 stops
$470American Airlines
Mon, Mar 23 - Sat, Mar 28
American Airlines Logo
12:59 am - 9:45 am
SEA
-
GRK
6h 46m
1 stop
American Airlines Logo
6:33 pm - 11:07 pm
GRK
-
SEA
6h 34m
1 stop
$555American Airlines
Fri, Feb 13 - Tue, Feb 17
American Airlines Logo
7:29 pm - 9:45 am
SEA
-
GRK
12h 16m
2 stops
American Airlines Logo
6:33 pm - 11:07 pm
GRK
-
SEA
6h 34m
1 stop
$560American Airlines
Sat, Feb 14 - Wed, Feb 18
American Airlines Logo
11:57 pm - 9:45 am
SEA
-
GRK
7h 48m
1 stop
American Airlines Logo
12:01 pm - 7:25 pm
GRK
-
SEA
9h 24m
1 stop
$582American Airlines
Thu, Feb 12 - Tue, Feb 17
Alaska Airlines Logo
9:52 am - 6:53 pm
SEA
-
GRK
7h 01m
1 stop
Alaska Airlines Logo
12:31 pm - 5:58 pm
GRK
-
SEA
7h 27m
1 stop
$621Alaska Airlines
Tue, Feb 3 - Sat, Feb 7
American Airlines Logo
12:59 am - 9:45 am
SEA
-
GRK
6h 46m
1 stop
American Airlines Logo
3:59 pm - 9:17 pm
GRK
-
SEA
7h 18m
1 stop
$630American Airlines
Fri, Feb 13 - Mon, Feb 16
American Airlines Logo
7:29 pm - 9:45 am
SEA
-
GRK
12h 16m
2 stops
American Airlines Logo
6:33 pm - 11:07 pm
GRK
-
SEA
6h 34m
1 stop
$635American Airlines
Sat, Feb 14 - Mon, Feb 16
American Airlines Logo
11:26 am - 10:23 pm
SEA
-
GRK
8h 57m
2 stops
American Airlines Logo
7:00 am - 1:52 pm
GRK
-
SEA
8h 52m
2 stops
$650American Airlines
Tue, Mar 24 - Sat, Mar 28
American Airlines Logo
5:37 am - 3:29 pm
SEA
-
GRK
7h 52m
1 stop
American Airlines Logo
3:59 pm - 11:07 pm
GRK
-
SEA
9h 08m
1 stop
$657American Airlines
Thu, Feb 12 - Mon, Feb 16

American Airlines flights from Seattle to Killeen

Our best American Airlines deals on Seattle to Killeen flight tickets
American Airlines
Mar 23
SEA12:59 amSeattle/Tacoma Intl
6h 46m
1 stop
GRK9:45 amKilleen Fort Hood Regional
Mar 28
GRK6:33 pmKilleen Fort Hood Regional
6h 36m
1 stop
SEA11:09 pmSeattle/Tacoma Intl
$392
American Airlines
Mar 23
SEA12:59 amSeattle/Tacoma Intl
6h 46m
1 stop
GRK9:45 amKilleen Fort Hood Regional
Mar 28
GRK7:00 amKilleen Fort Hood Regional
8h 52m
2 stops
SEA1:52 pmSeattle/Tacoma Intl
$470
American Airlines
Feb 13
SEA12:59 amSeattle/Tacoma Intl
6h 46m
1 stop
GRK9:45 amKilleen Fort Hood Regional
Feb 17
GRK6:33 pmKilleen Fort Hood Regional
6h 34m
1 stop
SEA11:07 pmSeattle/Tacoma Intl
$555

Alaska Airlines flights from Seattle to Killeen

Our best Alaska Airlines deals on Seattle to Killeen flight tickets
Alaska Airlines
Feb 3
SEA9:52 amSeattle/Tacoma Intl
7h 01m
1 stop
GRK6:53 pmKilleen Fort Hood Regional
Feb 7
GRK12:31 pmKilleen Fort Hood Regional
7h 27m
1 stop
SEA5:58 pmSeattle/Tacoma Intl
$621
Alaska Airlines
Jan 31
SEA9:52 amSeattle/Tacoma Intl
7h 01m
1 stop
GRK6:53 pmKilleen Fort Hood Regional
Feb 4
GRK7:00 amKilleen Fort Hood Regional
7h 39m
1 stop
SEA12:39 pmSeattle/Tacoma Intl
$663
Alaska Airlines
Jan 23
SEA9:52 amSeattle/Tacoma Intl
7h 01m
1 stop
GRK6:53 pmKilleen Fort Hood Regional
Jan 26
GRK5:21 amKilleen Fort Hood Regional
7h 17m
1 stop
SEA10:38 amSeattle/Tacoma Intl
$725

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 January 21, 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

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Mon 3/23

12:59 am-9:45 am

1 stop6h 46m

Killeen Fort Hood Regional

Sat 3/28

6:33 pm-11:09 pm

1 stop6h 36m

$392

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Mon 3/23

12:59 am-9:45 am

1 stop6h 46m

Killeen Fort Hood Regional

Sat 3/28

7:00 am-1:52 pm

2 stops8h 52m

$470

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Fri 2/13

12:59 am-9:45 am

1 stop6h 46m

Killeen Fort Hood Regional

Tue 2/17

6:33 pm-11:07 pm

1 stop6h 34m

$555

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Sat 2/14

7:29 pm-9:45 am

2 stops12h 16m

Killeen Fort Hood Regional

Wed 2/18

6:33 pm-11:07 pm

1 stop6h 34m

$560

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Thu 2/12

11:57 pm-9:45 am

1 stop7h 48m

Killeen Fort Hood Regional

Tue 2/17

12:01 pm-7:25 pm

1 stop9h 24m

$582

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Tue 2/3

9:52 am-6:53 pm

1 stop7h 01m

Killeen Fort Hood Regional

Sat 2/7

12:31 pm-5:58 pm

1 stop7h 27m

$621

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Fri 2/13

12:59 am-9:45 am

1 stop6h 46m

Killeen Fort Hood Regional

Mon 2/16

3:59 pm-9:17 pm

1 stop7h 18m

$630

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Sat 2/14

7:29 pm-9:45 am

2 stops12h 16m

Killeen Fort Hood Regional

Mon 2/16

6:33 pm-11:07 pm

1 stop6h 34m

$635

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Tue 3/24

11:26 am-10:23 pm

2 stops8h 57m

Killeen Fort Hood Regional

Sat 3/28

7:00 am-1:52 pm

2 stops8h 52m

$650

SeattleKilleen

SEA - GRK

SEAGRK

Seattle/Tacoma Intl

Thu 2/12

5:37 am-3:29 pm

1 stop7h 52m

Killeen Fort Hood Regional

Mon 2/16

3:59 pm-11:07 pm

1 stop9h 08m

$657

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 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 cheapest airline that flies from Seattle/Tacoma Intl to Killeen Fort Hood Regional?

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

What airlines fly to Killeen?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Killeen from Seattle according to our data. Alaska Airlines is the first choice among our users, with 50% of people opting to fly with this airline when traveling to Killeen. Keep in mind that there are 8 different airlines that fly to Killeen on a routine basis, so you have a few additional options to choose from.

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

7h 01m

Direct flights

None
The fastest flight from Seattle to Killeen takes 7h 01m
There are no direct flights from Seattle to Killeen. There are no popular flight routes from Seattle to Killeen.
Search flight deals

  • 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. 7h 01m 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 $326Free CancellationRating
7.2
11,169 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
Salado
Copperas Cove
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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