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$317+ Cheap flights from Killeen to Seattle (GRK - SEA)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/27. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SEA
Jan 30 — Feb 61
Fri 1/30
Fri 2/6
1 adult, Economy
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Cheap flight deals from Killeen to Seattle

Best flights from Killeen to Seattle
Discover carefully curated flight deals from Killeen to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.

This American Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/2710:36 amGRK - SEA
1 stop6h 58mAmerican Airlines
Tue 2/38:35 amSEA - GRK
1 stop8h 18mAmerican Airlines
Deal found 12/30$317
This Alaska Airlines deal was found by Cheapflights users on 12/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2110:36 amGRK - SEA
1 stop9h 22mAlaska Airlines
Sat 1/249:52 amSEA - GRK
1 stop7h 01mAlaska Airlines
Deal found 12/29$472
This American Airlines deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/255:00 pmGRK - SEA
1 stop8h 51mAmerican Airlines
Sun 2/16:00 amSEA - GRK
1 stop8h 07mAmerican Airlines
Deal found 12/28$317
This American Airlines deal was found by Cheapflights users on 12/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/2110:36 amGRK - SEA
1 stop9h 09mAmerican Airlines
Sat 1/2410:50 amSEA - GRK
1 stop6h 03mAmerican Airlines
Deal found 12/28$317
This American Airlines deal was found by Cheapflights users on 12/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/125:21 amGRK - SEA
1 stop7h 40mAmerican Airlines
Thu 2/191:52 pmSEA - GRK
1 stop6h 11mAmerican Airlines
Deal found 12/29$377
This American Airlines deal was found by Cheapflights users on 12/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:54 pmGRK - SEA
1 stop7h 29mAmerican Airlines
Mon 5/1111:55 pmSEA - GRK
1 stop7h 42mAmerican Airlines
Deal found 12/29$382
This American Airlines deal was found by Cheapflights users on 12/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/125:21 amGRK - SEA
1 stop7h 40mAmerican Airlines
Mon 1/1911:12 pmSEA - GRK
1 stop8h 53mAmerican Airlines
Deal found 12/30$526

Find flight deals from Killeen to Seattle

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 31, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$317
(American Airlines)

Popular in

December

Cheapest in

February

Average price

$1,762
Provider with most accurate pricing for Killeen Fort Hood Regional-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-Seattle/Tacoma Intl flights.
Search Deals
From Killeen Fort Hood Regional to Seattle/Tacoma Intl
Search Deals
Highest demand for flights based on searches. 32% potential increase in price ($317 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 19% potential price decrease ($110 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen 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, Cheapflights users made 2,558,603 searches. Data last updated December 31, 2025.
Use the filters below to find and compare flights from Killeen to Seattle that are best for you.

Fly from

Killeen

Fly to

Seattle

Route

Depart

Return

Price

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Tue 1/27

10:36 am-3:34 pm

1 stop6h 58m

Seattle/Tacoma Intl

Tue 2/3

8:35 am-6:53 pm

1 stop8h 18m

$317

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Sun 1/25

5:00 pm-11:51 pm

1 stop8h 51m

Seattle/Tacoma Intl

Sun 2/1

6:00 am-4:07 pm

1 stop8h 07m

$317

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Wed 1/21

10:36 am-5:45 pm

1 stop9h 09m

Seattle/Tacoma Intl

Sat 1/24

10:50 am-6:53 pm

1 stop6h 03m

$317

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Mon 1/12

5:21 am-11:01 am

1 stop7h 40m

Seattle/Tacoma Intl

Thu 2/19

1:52 pm-10:03 pm

1 stop6h 11m

$377

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Tue 5/5

3:54 pm-9:23 pm

1 stop7h 29m

Seattle/Tacoma Intl

Mon 5/11

11:55 pm-9:37 am

1 stop7h 42m

$382

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Wed 1/21

10:36 am-5:58 pm

1 stop9h 22m

Seattle/Tacoma Intl

Sat 1/24

9:52 am-6:53 pm

1 stop7h 01m

$472

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Mon 1/12

5:21 am-11:01 am

1 stop7h 40m

Seattle/Tacoma Intl

Mon 1/19

11:12 pm-10:05 am

1 stop8h 53m

$526

KilleenSeattle

GRK - SEA

GRKSEA

Killeen Fort Hood Regional

Sun 1/25

10:36 am-3:34 pm

1 stop6h 58m

$449

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/28

Compare providers for flights from Killeen to Seattle

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Killeen to Seattle in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Killeen-Seattle flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Killeen-Seattle flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Killeen-Seattle flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Killeen-Seattle flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Killeen-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Killeen to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Killeen with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Killeen to Seattle

What is the cheapest month to book a flight from Killeen to Seattle?

Currently, March is the cheapest month in which you can book a flight from Killeen to Seattle (average of $137). Flying from Killeen to Seattle in July is currently the most expensive (average of $225). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Seattle

Get insights into the airlines that provide service to Seattle. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Seattle. Reviews last updated December 31, 2025.
Read through reviews of airlines operating flights from Killeen to Seattle, such as American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,074 reviews

Food

6.4

Boarding

7.5

Overall

7.2

Crew

8.0

Entertainment

6.9

Comfort

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation
American Airlines
7.2
Good
11,074 reviews
American Airlines
7.2
Good
11,074 reviews

Food

6.4

Boarding

7.5

Overall

7.2

Crew

8.0

Entertainment

6.9

Comfort

7.2

Reviews

1 / 20
6.0
Good

sheila,Mar 2025

DFW - MSP

We were delayed for 3 hours with no real reason or offer for compensation

Related info for your journey

Find useful and relevant information for your journey from Killeen to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Killeen to Seattle?

    American Airlines can get you from Killeen to Seattle in just under 6h 58m. Your travel time can differ by up to . The distance between Killeen and Seattle is about 1717 mi.

  • What is the cheapest airline to fly from Killeen to Seattle round-trip?

    Cheapflights users have booked flights from Killeen to Seattle round-trip from $336. American Airlines is priced at 49% lower than the current average price of a flight leaving 3 months from now.

  • Can I find deals for flights from Killeen to Seattle that include hotel bookings?

    Yes. In addition to deals on Killeen to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Killeen to Seattle?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Killeen to Seattle.

  • Can I find deals for business class flights from Killeen to Seattle?

    Yes. Cheapflights offers flight deals from Killeen to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Killeen to Seattle?

    Currently, March is the cheapest month in which you can book a flight from Killeen to Seattle (average of $137). Flying from Killeen to Seattle in July is currently the most expensive (average of $225). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Ocean Shores
Olympia
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Kent
Tukwila
Marysville
Fife
Aberdeen
Shoreline
Centralia
Federal Way
Chehalis
Tumwater

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Top airline flying from Killeen to Seattle

Discover the top airline that operate flights from Killeen to Seattle. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$336Average$630FlexibilityNo cancel feeOn-time71%

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