$538+ Cheap flights from Killeen (GRK) to Seoul (SEL)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
GRK — SEL
Sep 26 — Oct 31
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
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
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 August 27, 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 August 27, 2026.
This BusinessClass deal was found by Cheapflights users on 8/26. 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 10/193:16 pm -
2 stops31h 24m
Mon 11/210:00 am -
2 stops28h 44m
Deal found 8/26![Cathay Pacific logo]()
$1,148
This American Airlines deal was found by Cheapflights users on 8/24. 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 8/24![American Airlines logo]()
$1,259
This American Airlines deal was found by Cheapflights users on 8/26. 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 10/227:00 am -
1 stop18h 45m
Sat 12/56:50 pm -
1 stop17h 19m
Deal found 8/26![American Airlines logo]()
$1,310
This KAYAK deal was found by Cheapflights users on 8/24. 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 10/107:02 pm -
2 stops29h 03m
Sun 10/188:00 am -
2 stops29h 36m
Deal found 8/24![Cathay Pacific logo]()
$1,362
This American Airlines deal was found by Cheapflights users on 8/24. 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.
Sat 10/107:02 pm -
1 stop30h 43m
Sun 10/185:50 pm -
1 stop19h 46m
Deal found 8/24![American Airlines logo]()
$1,365
This lastminute.com deal was found by Cheapflights users on 8/25. 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.
Mon 8/313:05 pm -
2 stops36h 00m
Tue 9/151:20 am -
2 stops31h 25m
Deal found 8/25![Qatar Airways logo]()
$1,453
This Gurufare deal was found by Cheapflights users on 8/26. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/223:16 pm -
2 stops31h 24m
Fri 12/41:55 am -
2 stops34h 14m
Deal found 8/26![Cathay Pacific logo]()
$1,537
This Qatar Airways deal was found by Cheapflights users on 8/24. 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 stops34h 56m
Thu 10/11:20 am -
2 stops31h 25m
Deal found 8/24![Qatar Airways logo]()
$1,555
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 August 27, 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 August 27, 2026.
This KAYAK deal was found by Cheapflights users on 8/25. 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 8/25![Cathay Pacific logo]()
$1,216
This American Airlines deal was found by Cheapflights users on 8/24. 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 8/24![American Airlines logo]()
$1,259
This Qatar Airways deal was found by Cheapflights users on 8/25. 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 stops34h 56m
Thu 10/11:20 am -
2 stops31h 25m
Deal found 8/25![Qatar Airways logo]()
$1,555
This American Airlines deal was found by Cheapflights users on 8/26. 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 10/227:00 am -
1 stop18h 45m
Sat 12/56:50 pm -
1 stop17h 19m
Deal found 8/26![American Airlines logo]()
$1,310
Last-minute flights from Killeen to SeoulDiscover last-minute flight deals from Killeen to Seoul. Data last updated August 27, 2026 and is based on user searches.
Discover last-minute flight deals from Killeen to Seoul. Data last updated August 27, 2026 and is based on user searches.
This lastminute.com deal was found by Cheapflights users on 8/25. 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.
Mon 8/313:05 pm -
2 stops36h 00m
Tue 9/151:20 am -
2 stops31h 25m
Deal found 8/25![Qatar Airways logo]()
$1,453
This KAYAK deal was found by Cheapflights users on 8/26. 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 9/144:09 pm -
2 stops34h 56m
Sun 9/201:20 am -
2 stops31h 25m
Deal found 8/26![Qatar Airways logo]()
$1,984
This Qatar Airways deal was found by Cheapflights users on 8/24. 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 stops34h 56m
Thu 10/11:20 am -
2 stops31h 25m
Deal found 8/24![Qatar Airways logo]()
$1,555
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 August 27, 2026.
Search for one-way flight options from Killeen to Seoul. Find affordable one-way fares based on user searches. Data last updated August 27, 2026.
This American Airlines deal was found by Cheapflights users on 8/26. 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 9/87:00 am -
1 stop18h 45m
Deal found 8/26![American Airlines logo]()
$538
This Gurufare deal was found by Cheapflights users on 8/26. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:37 pm -
2 stops43h 48m
Deal found 8/26![Cathay Pacific logo]()
$580
This American Airlines deal was found by Cheapflights users on 8/25. 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 9/117:00 am -
1 stop18h 45m
Deal found 8/25![American Airlines logo]()
$588
This KAYAK deal was found by Cheapflights users on 8/25. 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.
Fri 9/114:09 pm -
2 stops30h 31m
Deal found 8/25![Cathay Pacific logo]()
$638
This Kiwi.com deal was found by Cheapflights users on 8/26. 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 9/89:59 am -
3 stops45h 41m
Deal found 8/26![Multiple Airlines logo]()
$872
This Kiwi.com deal was found by Cheapflights users on 8/25. 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.
Fri 9/117:00 am -
3 stops45h 45m
Deal found 8/25![Multiple Airlines logo]()
$931
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 August 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,132 (Justfly.com) |
One-way from | $538 (American Airlines) |
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 August 27, 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
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
$1,216
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
$1,259
Quickest round-trip
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Thu 10/22
7:00 am-3:45 pm
1 stop18h 45m
Incheon Intl
Sat 12/5
6:50 pm-9:09 pm
1 stop17h 19m
$1,310
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Mon 9/28
4:09 pm-5:05 pm
2 stops34h 56m
Incheon Intl
Thu 10/1
1:20 am-6:45 pm
2 stops31h 25m
$1,555
Cheapest one-way
Quickest one-way
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Tue 9/8
7:00 am-3:45 pm
1 stop18h 45m
$538
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Tue 9/8
12:37 pm-10:25 pm
2 stops43h 48m
$580
KilleenIncheon
GRK Killeen Fort Hood Regional - ICN Incheon Intl
GRKICN
Killeen Fort Hood Regional
Fri 9/11
7:00 am-3:45 pm
1 stop18h 45m
$588
Sorted 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 August.
| 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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