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$1,314+ Cheap flights from Killeen (GRK) to Seoul (SEL)

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SEL
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap flight deals from Killeen to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Seoul (SEL). 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 September 17, 2025.

Round-trip from

$1,314
(American Airlines)
From Killeen Fort Hood Regional to Seoul (SEL)
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Cheapest flights from Killeen to Seoul
Explore the most affordable flight options available from Killeen to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This lastminute.com deal was found by Cheapflights users on 9/15. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/218:13 pmGRK - ICN
2 stops54h 52mQatar Airways
Sun 10/51:20 amICN - GRK
2 stops34h 34mQatar Airways
Deal found 9/15$1,679
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 9/195:16 amGRK - ICN
1 stop20h 14mAmerican Airlines
Sun 9/215:25 pmICN - GRK
1 stop16h 18mAmerican Airlines
Deal found 9/15$1,782
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/218:13 pmGRK - ICN
2 stops30h 52mQatar Airways
Wed 9/241:20 amICN - GRK
2 stops32h 23mQatar Airways
Deal found 9/17$2,320
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2111:38 amGRK - ICN
2 stops39h 27mQatar Airways
Fri 9/261:20 amICN - GRK
2 stops35h 25mQatar Airways
Deal found 9/17$2,360
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2012:19 pmGRK - ICN
2 stops38h 46mQatar Airways
Wed 9/241:20 amICN - GRK
2 stops32h 23mQatar Airways
Deal found 9/17$3,649
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2012:19 pmGRK - ICN
2 stops38h 46mQatar Airways
Fri 9/261:20 amICN - GRK
2 stops35h 25mQatar Airways
Deal found 9/17$3,689
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/188:13 pmGRK - ICN
2 stops30h 52mQatar Airways
Sun 9/211:20 amICN - GRK
2 stops59h 12mQatar Airways
Deal found 9/17$5,584
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:38 amGRK - ICN
2 stops39h 27mQatar Airways
Wed 9/241:20 amICN - GRK
2 stops32h 23mQatar Airways
Deal found 9/17$6,110
This KAYAK deal was found by Cheapflights users on 9/17. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1811:38 amGRK - ICN
2 stops39h 27mQatar Airways
Fri 9/261:20 amICN - GRK
2 stops35h 25mQatar Airways
Deal found 9/17$6,150
This Fareboom deal was found by Cheapflights users on 9/15. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/194:40 pmGRK - ICN
2 stops21h 40mAsiana Airlines
Sun 9/2112:45 pmICN - GRK
2 stops20h 58mAsiana Airlines
Deal found 9/15$9,367
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 9/195:16 amGRK - ICN
1 stop20h 14mMultiple Airlines
Sun 9/2110:10 amICN - GRK
2 stops23h 33mMultiple Airlines
Deal found 9/15$11,597

Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Seoul 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 September 17, 2025.
Use the filters below to find and compare flights from Killeen to Seoul that are best for you.

Fly from

Killeen

Fly to

Seoul

Route

Depart

Return

Price

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Sun 3/1

6:44 pm-4:45 pm

1 stop31h 01m

Incheon Intl

Mon 3/30

5:25 pm-9:08 am

1 stop29h 43m

$1,314

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Thu 2/12

5:18 am-4:45 pm

1 stop20h 27m

Incheon Intl

Mon 2/16

6:50 pm-11:24 pm

1 stop19h 34m

$1,339

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Sun 3/1

6:44 pm-5:15 pm

2 stops31h 31m

Incheon Intl

Sun 3/29

1:20 am-7:42 pm

2 stops32h 22m

$1,427

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Sun 3/1

6:44 pm-5:15 pm

2 stops31h 31m

Incheon Intl

Mon 3/30

11:00 am-3:48 pm

3 stops42h 48m

$1,635

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Thu 2/12

6:44 pm-5:15 pm

2 stops31h 31m

Incheon Intl

Sun 2/15

12:20 am-7:46 pm

2 stops34h 26m

$2,552

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Best time to book a flight from Killeen to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul 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 Seoul

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

Currently, February is the cheapest month in which you can book a flight from Killeen to Seoul (average of $989). Flying from Killeen to Seoul in December is currently the most expensive (average of $1,621). 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 Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated September 17, 2025.
Read reviews from past customers who have flown American Airlines from Killeen to Seoul. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

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
10,000 reviews
American Airlines
7.2
Good
10,000 reviews

Crew

8.0

Food

6.4

Boarding

7.5

Comfort

7.2

Entertainment

6.9

Overall

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 Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Killeen to Seoul?

    For a flight from Killeen to Seoul, you will be flying from Fort Hood Regional. Killeen Fort Hood Regional (GRK) is just 6.9 mi from the center of the city. Fort Hood Regional is the only Killeen airport and it handles 0 outbound flights to Seoul per day. 1 airline has flights to Seoul from Killeen Fort Hood Regional on a regular basis.

  • How long is the flight from Killeen to Seoul?

    For as low as $1,314, American Airlines can have you in Seoul from Killeen in 31h 01m. The distance between Killeen and Seoul is about 6902 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Killeen to Seoul 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 Seoul?

    Currently, February is the cheapest month in which you can book a flight from Killeen to Seoul (average of $989). Flying from Killeen to Seoul in December is currently the most expensive (average of $1,621). 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

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Alternative routes for Killeen to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Killeen to Seoul

Discover the top airline that operate flights from Killeen to Seoul. 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,006Average$1,321FlexibilityNo cancel feeOn-time71%

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