HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Seoul

$851+ 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 3/16. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SEL
Jan 29 — Feb 51
Thu 1/29
Thu 2/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Killeen to Seoul with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Killeen to Seoul

Best flights from Killeen to Seoul
Discover carefully curated flight deals from Killeen to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 30, 2025.

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 3/1610:15 amGRK - ICN
1 stop39h 40mAmerican Airlines
Tue 3/245:55 pmICN - GRK
1 stop18h 28mAmerican Airlines
Deal found 12/29$851
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/166:33 pmGRK - ICN
2 stops56h 42mQatar Airways
Mon 3/2312:20 amICN - GRK
2 stops36h 03mQatar Airways
Deal found 12/29$1,506
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 5/57:13 amGRK - ICN
1 stop18h 32mAmerican Airlines
Wed 6/105:40 pmICN - GRK
1 stop19h 55mAmerican Airlines
Deal found 12/29$1,507
This Qatar Airways deal was found by Cheapflights users on 12/27. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1412:02 pmGRK - ICN
2 stops38h 13mQatar Airways
Tue 2/1712:20 amICN - GRK
2 stops32h 47mQatar Airways
Deal found 12/27$1,664
This KAYAK 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:44 pmGRK - ICN
2 stops33h 21mQatar Airways
Tue 6/912:15 amICN - GRK
2 stops33h 23mQatar Airways
Deal found 12/29$1,766

Find 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 December 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,507
(American Airlines)
Provider with most accurate pricing for Killeen Fort Hood Regional-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-Seoul (SEL) flights.
Search Deals
From Killeen Fort Hood Regional to Seoul (SEL)
Search Deals

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 December 30, 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

Mon 3/16

10:15 am-3:55 pm

1 stop39h 40m

Incheon Intl

Tue 3/24

5:55 pm-10:23 pm

1 stop18h 28m

$851

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Mon 3/16

6:33 pm-5:15 pm

2 stops56h 42m

Incheon Intl

Mon 3/23

12:20 am-10:23 pm

2 stops36h 03m

$1,506

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Tue 5/5

7:13 am-3:45 pm

1 stop18h 32m

Incheon Intl

Wed 6/10

5:40 pm-11:35 pm

1 stop19h 55m

$1,507

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Sat 2/14

12:02 pm-5:15 pm

2 stops38h 13m

Incheon Intl

Tue 2/17

12:20 am-6:07 pm

2 stops32h 47m

$1,664

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Tue 5/5

6:44 pm-6:05 pm

2 stops33h 21m

Incheon Intl

Tue 6/9

12:15 am-7:38 pm

2 stops33h 23m

$1,766

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Compare providers for flights from Killeen to Seoul

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 Seoul in December.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 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-Seoul flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Killeen-Seoul flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Killeen-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Killeen-Seoul 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-Seoul 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 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, April is the cheapest month in which you can book a flight from Killeen to Seoul (average of $477). Flying from Killeen to Seoul in June is currently the most expensive (average of $974). 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 December 30, 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
11,073 reviews

Crew

8.0

Comfort

7.2

Overall

7.2

Boarding

7.5

Food

6.4

Entertainment

6.9

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
11,073 reviews
American Airlines
7.2
Good
11,073 reviews

Crew

8.0

Comfort

7.2

Overall

7.2

Boarding

7.5

Food

6.4

Entertainment

6.9

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 $1,507, American Airlines can have you in Seoul from Killeen in 18h 32m. 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, April is the cheapest month in which you can book a flight from Killeen to Seoul (average of $477). Flying from Killeen to Seoul in June is currently the most expensive (average of $974). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Killeen to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
Dallas/Fort Worth to Incheon Intl flights
Dallas/Fort Worth to Gimpo Intl flights
Love Field to Incheon Intl flights
Hobby to Incheon Intl flights
George Bush Intcntl to Incheon Intl flights
Austin to Incheon Intl flights
George Bush Intcntl to Gimpo Intl flights
Austin to Gimpo Intl flights
San Antonio to Incheon Intl flights
El Paso to Incheon Intl flights
San Antonio to Gimpo Intl flights
College Station to Incheon Intl flights
Corpus Christi to Incheon Intl flights
El Paso to Gimpo Intl flights
McAllen to Incheon Intl flights
Brownsville to Incheon Intl flights
Dallas/Fort Worth to Jeju City flights
Dallas/Fort Worth to Busan flights
Dallas/Fort Worth to Daegu flights
Lubbock to Incheon Intl flights
Love Field to Busan flights
Amarillo to Incheon Intl flights
George Bush Intcntl to Jeju City flights
Harlingen to Incheon Intl flights
Austin to Busan flights
Hobby to Busan flights
Austin to Daegu flights
Waco to Incheon Intl flights
El Paso to Daegu flights
Killeen to Incheon Intl flights
Dallas/Fort Worth to Cheongju flights

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 December 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,006Average$1,321FlexibilityNo cancel feeOn-time71%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.