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Incheon Intl

$1,221+ Cheap flights from Killeen (GRK) to Incheon Intl (ICN)

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — ICN
Jun 20 — Jun 271
Sat 6/20
Sat 6/27
1 adult, Economy
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Cheap flight deals from Killeen to Incheon Intl

Cheapest flights from Killeen to Incheon Intl
Explore the most affordable flight options available from Killeen to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 21, 2026.

This BusinessClass deal was found by Cheapflights users on 5/18. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/412:54 pm
GRK
-
ICN
2 stops33h 46m
Cathay Pacific
Tue 8/258:00 am
ICN
-
GRK
2 stops26h 56m
Cathay Pacific
Deal found 5/18$1,221
This American Airlines deal was found by Cheapflights users on 5/18. 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 8/46:30 am
GRK
-
ICN
1 stop19h 15m
American Airlines
Tue 8/255:50 pm
ICN
-
GRK
1 stop17h 06m
American Airlines
Deal found 5/18$1,318
This Qatar Airways deal was found by Cheapflights users on 5/17. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/233:09 pm
GRK
-
ICN
2 stops35h 56m
Qatar Airways
Wed 8/261:20 am
ICN
-
GRK
2 stops31h 32m
Qatar Airways
Deal found 5/17$1,764
This Qatar Airways deal was found by Cheapflights users on 5/18. 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.
Tue 8/412:54 pm
GRK
-
ICN
2 stops38h 11m
Multiple Airlines
Tue 8/258:05 pm
ICN
-
GRK
3 stops36h 47m
Multiple Airlines
Deal found 5/18$2,055
This BusinessClass deal was found by Cheapflights users on 5/18. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/157:21 pm
GRK
-
ICN
2 stops33h 44m
Cathay Pacific
Mon 6/293:10 pm
ICN
-
GRK
2 stops46h 28m
Cathay Pacific
Deal found 5/18$2,232
This Ovago deal was found by Cheapflights users on 5/18. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/157:21 pm
GRK
-
ICN
1 stop30h 24m
Japan Airlines
Mon 6/295:50 pm
ICN
-
GRK
1 stop29h 44m
Japan Airlines
Deal found 5/18$2,271
This Qatar Airways deal was found by Cheapflights users on 5/18. 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.
Mon 6/157:21 pm
GRK
-
ICN
2 stops31h 44m
Multiple Airlines
Mon 6/291:40 pm
ICN
-
GRK
3 stops36h 44m
Multiple Airlines
Deal found 5/18$2,979

Find flight deals from Killeen to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Killeen (GRK) to Incheon Intl (ICN). 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 May 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,221
(BusinessClass)
Provider with most accurate pricing for Killeen Fort Hood Regional-Incheon Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Killeen Fort Hood Regional-Incheon Intl flights.
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From Killeen Fort Hood Regional to Incheon Intl
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Killeen to Incheon Intl 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 May 21, 2026.
Use the filters below to find and compare flights from Killeen to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Tue 8/4

6:30 am-3:45 pm

1 stop19h 15m

Incheon Intl

Tue 8/25

5:50 pm-8:56 pm

1 stop17h 06m

$1,318

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Sun 8/23

3:09 pm-5:05 pm

2 stops35h 56m

Incheon Intl

Wed 8/26

1:20 am-6:52 pm

2 stops31h 32m

$1,764

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Tue 8/4

12:54 pm-5:05 pm

2 stops38h 11m

Incheon Intl

Tue 8/25

8:05 pm-6:52 pm

3 stops36h 47m

$2,055

KilleenIncheon

GRK - ICN

GRKICN

Killeen Fort Hood Regional

Mon 6/15

7:21 pm-5:05 pm

2 stops31h 44m

Incheon Intl

Mon 6/29

1:40 pm-12:24 pm

3 stops36h 44m

$2,979

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/18

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Killeen-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Killeen-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Killeen-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Killeen-Incheon Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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-Incheon Intl Airport 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 Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl 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.

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated May 21, 2026.
Read reviews from past customers who have flown American Airlines from Killeen to Incheon Intl Airport. 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
7.1
Good
11,641 reviews

Comfort

7.2

Crew

7.9

Overall

7.1

Boarding

7.5

Food

6.4

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!
American Airlines
7.1
Good
11,641 reviews
American Airlines
7.1
Good
11,641 reviews

Comfort

7.2

Crew

7.9

Overall

7.1

Boarding

7.5

Food

6.4

Entertainment

6.9

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DFW - BDL

They keep changing the gate, delaying the hours and then finally canceled it. No accomodation, no food, nothing!

Related info for your journey

Find useful and relevant information for your journey from Killeen to Incheon Intl. 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 Incheon Intl?

    Most people fly from Killeen Fort Hood Regional (GRK) if they book a flight from Killeen to Incheon Intl. On average, Fort Hood Regional has 0 outbound flights to Incheon Intl per day from 1 airline. Killeen Fort Hood Regional is conveniently located just 6.9 mi from Killeen’s city center.

  • How long is the flight from Killeen to Incheon Intl Airport?

    For as low as $1,318, American Airlines can have you in Incheon Intl Airport from Killeen in 19h 15m. Killeen and Incheon Intl Airport are separated by a distance of 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 Incheon Intl that include hotel bookings?

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

  • How can I find direct flights from Killeen to Incheon Intl?

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

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

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

See more FAQs

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Seongnam
Suwon

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Top airline flying from Killeen to Incheon Intl

Discover the top airline that operate flights from Killeen to Incheon Intl. 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 May 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$1,006Average$1,321FlexibilityNo cancel feeOn-time71%

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