$575+ 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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SEL
Oct 24 — Oct 311
Round-trip
1 adult, Economy
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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
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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
Cheapest
Best
Last-minute
One-way
Cheapest flights from Killeen to SeoulExplore 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 24, 2026.
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 24, 2026.
This BusinessClass deal was found by Cheapflights users on 9/23. 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.
Thu 9/247:15 pm -
2 stops27h 25m
Wed 9/308:00 am -
2 stops27h 17m
Deal found 9/23![Cathay Pacific logo]()
$1,098
This KAYAK deal was found by Cheapflights users on 9/19. 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.
Mon 10/197:02 pm -
2 stops29h 03m
Mon 11/210:00 am -
2 stops28h 44m
Deal found 9/19![Cathay Pacific logo]()
$1,181
This Qatar Airways deal was found by Cheapflights users on 9/22. 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 9/284:09 pm -
2 stops36h 56m
Fri 10/26:30 pm -
2 stops38h 16m
Deal found 9/22![Qatar Airways logo]()
$1,200
This American Airlines deal was found by Cheapflights users on 9/23. 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.
Thu 9/247:00 am -
1 stop18h 45m
Wed 9/305:50 pm -
1 stop17h 27m
Deal found 9/23![American Airlines logo]()
$1,208
This American Airlines deal was found by Cheapflights users on 9/19. 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 9/295:00 am -
1 stop20h 45m
Wed 11/186:50 pm -
1 stop19h 54m
Deal found 9/19![American Airlines logo]()
$1,284
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/195:00 am -
1 stop20h 45m
Mon 11/26:50 pm -
1 stop19h 54m
Deal found 9/19![American Airlines logo]()
$1,360
This oojo deal was found by Cheapflights users on 9/19. 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.
Tue 9/294:09 pm -
2 stops36h 21m
Tue 11/1712:20 am -
2 stops32h 51m
Deal found 9/19![Qatar Airways logo]()
$1,378
This Qatar Airways deal was found by Cheapflights users on 9/19. 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 9/294:09 pm -
2 stops36h 21m
Wed 11/183:00 pm -
3 stops42h 15m
Deal found 9/19![Multiple Airlines logo]()
$1,541
This Qatar Airways deal was found by Cheapflights users on 9/23. 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 10/1912:28 pm -
2 stops40h 02m
Mon 11/210:00 am -
3 stops43h 37m
Deal found 9/23![Multiple Airlines logo]()
$1,556
This Qatar Airways deal was found by Cheapflights users on 9/21. 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.
Wed 10/213:16 pm -
2 stops37h 14m
Tue 11/312:20 am -
2 stops38h 24m
Deal found 9/21![Multiple Airlines logo]()
$1,582
Best flights from Killeen to SeoulDiscover 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 September 24, 2026.
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 September 24, 2026.
This KAYAK deal was found by Cheapflights users on 9/22. 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.
Mon 10/193:16 pm -
2 stops31h 24m
Mon 11/210:00 am -
2 stops28h 44m
Deal found 9/22![Cathay Pacific logo]()
$1,181
This American Airlines deal was found by Cheapflights users on 9/23. 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 10/195:00 am -
1 stop20h 45m
Mon 11/26:50 pm -
1 stop19h 54m
Deal found 9/23![American Airlines logo]()
$1,360
This Qatar Airways deal was found by Cheapflights users on 9/19. 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 10/197:02 pm -
2 stops33h 28m
Mon 11/210:00 am -
3 stops43h 37m
Deal found 9/19![Multiple Airlines logo]()
$1,556
Last-minute flights from Killeen to SeoulDiscover last-minute flight deals from Killeen to Seoul. Data last updated September 24, 2026 and is based on user searches.
Discover last-minute flight deals from Killeen to Seoul. Data last updated September 24, 2026 and is based on user searches.
This BusinessClass deal was found by Cheapflights users on 9/23. 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.
Thu 9/247:15 pm -
2 stops27h 25m
Wed 9/308:00 am -
2 stops27h 17m
Deal found 9/23![Cathay Pacific logo]()
$1,098
This American Airlines deal was found by Cheapflights users on 9/23. 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.
Thu 9/247:00 am -
1 stop18h 45m
Wed 9/305:50 pm -
1 stop17h 27m
Deal found 9/23![American Airlines logo]()
$1,208
This Qatar Airways deal was found by Cheapflights users on 9/22. 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 9/284:09 pm -
2 stops36h 56m
Fri 10/26:30 pm -
2 stops38h 16m
Deal found 9/22![Qatar Airways logo]()
$1,200
This American Airlines deal was found by Cheapflights users on 9/19. 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 9/295:00 am -
1 stop20h 45m
Wed 11/186:50 pm -
1 stop19h 54m
Deal found 9/19![American Airlines logo]()
$1,284
This oojo deal was found by Cheapflights users on 9/19. 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.
Tue 9/294:09 pm -
2 stops36h 21m
Tue 11/1712:20 am -
2 stops32h 51m
Deal found 9/19![Qatar Airways logo]()
$1,378
This Qatar Airways deal was found by Cheapflights users on 9/19. 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 9/294:09 pm -
2 stops36h 21m
Wed 11/183:00 pm -
3 stops42h 15m
Deal found 9/19![Multiple Airlines logo]()
$1,541
This KAYAK deal was found by Cheapflights users on 9/19. 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.
Mon 10/197:02 pm -
2 stops29h 03m
Mon 11/210:00 am -
2 stops28h 44m
Deal found 9/19![Cathay Pacific logo]()
$1,181
This American Airlines deal was found by Cheapflights users on 9/19. 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 10/195:00 am -
1 stop20h 45m
Mon 11/26:50 pm -
1 stop19h 54m
Deal found 9/19![American Airlines logo]()
$1,360
This Qatar Airways deal was found by Cheapflights users on 9/23. 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 10/1912:28 pm -
2 stops40h 02m
Mon 11/210:00 am -
3 stops43h 37m
Deal found 9/23![Multiple Airlines logo]()
$1,556
This Qatar Airways deal was found by Cheapflights users on 9/21. 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.
Wed 10/213:16 pm -
2 stops37h 14m
Tue 11/312:20 am -
2 stops38h 24m
Deal found 9/21![Multiple Airlines logo]()
$1,582
One-way flights from Killeen to SeoulSearch for one-way flight options from Killeen to Seoul. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
Search for one-way flight options from Killeen to Seoul. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
This KAYAK deal was found by Cheapflights users on 9/23. 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.
Mon 11/26:43 pm -
2 stops38h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Cathay Pacific logo]()
$575
This BusinessClass deal was found by Cheapflights users on 9/23. 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 11/33:07 pm -
2 stops31h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/23![Cathay Pacific logo]()
$603
This KAYAK deal was found by Cheapflights users on 9/20. 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 10/203:16 pm -
2 stops31h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Cathay Pacific logo]()
$688
This American Airlines deal was found by Cheapflights users on 9/20. 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 10/207:00 am -
1 stop18h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![American Airlines logo]()
$852
This Kiwi.com deal was found by Cheapflights users on 9/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:16 pm -
3 stops42h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![Multiple Airlines logo]()
$1,097
This Qatar Airways deal was found by Cheapflights users on 9/22. 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 12/146:43 pm -
2 stops55h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Qatar Airways logo]()
$1,841
This Kiwi.com deal was found by Cheapflights users on 9/21. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/283:16 pm -
3 stops48h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Multiple Airlines logo]()
$4,274
This KAYAK deal was found by Cheapflights users on 9/21. 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.
Wed 10/283:16 pm -
1 stop35h 29m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Japan Airlines logo]()
$4,723
This BusinessClass deal was found by Cheapflights users on 9/21. 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.
Wed 10/287:02 pm -
2 stops28h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/21![Cathay Pacific logo]()
$5,696
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 September 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,181 (KAYAK) |
One-way from | $575 (KAYAK) |
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 7,457,451 searches. Data last updated September 24, 2026.
Use the filters below to find and compare flights from Killeen to Seoul that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Tue 11/3
3:07 pm-1:50 pm
2 stops31h 43m
Incheon Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$603
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Tue 10/20
3:16 pm-12:40 pm
2 stops31h 24m
Incheon Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$688
Quickest round-trip
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Tue 10/20
7:00 am-3:45 pm
1 stop18h 45m
Incheon Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$852
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Mon 11/2
5:00 am-4:45 pm
1 stop20h 45m
Incheon Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$852
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Tue 11/3
5:00 am-4:45 pm
1 stop20h 45m
Incheon Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$852
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Tue 10/20
3:16 pm-11:30 pm
3 stops42h 14m
Incheon Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$1,097
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Mon 10/19
3:16 pm-12:40 pm
2 stops31h 24m
Incheon Intl
Mon 11/2
10:00 am-11:44 pm
2 stops28h 44m
$1,181
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Mon 10/19
5:00 am-3:45 pm
1 stop20h 45m
Incheon Intl
Mon 11/2
6:50 pm-11:44 pm
1 stop19h 54m
$1,360
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Mon 10/19
7:02 pm-6:30 pm
2 stops33h 28m
Incheon Intl
Mon 11/2
10:00 am-2:37 pm
3 stops43h 37m
$1,556
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Mon 12/14
6:43 pm-5:15 pm
2 stops55h 32m
Incheon Intl
Wed 12/31
12:00 am-9:00 am
Nonstop0h 00m
$1,841
Showing 1-10 of 13 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Killeen-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Killeen-Seoul flight deals on Cheapflights vs. FlightHub >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 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-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.
GRK-SEL
GRK-ICN
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
GRK-SEL
GRK-ICN
No data available for this route at this time. Please check back soon.
Related info for your journey
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