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Cheap flights from Killeen to Seoul from $645

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Killeen to Seoul departing on 9/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Killeen to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
7:00 am - 3:45 pmGRK  Killeen Fort Hood Regional-ICN Incheon Intl
18h 45m1 stop Dallas/Fort Worth
American Airlines Logo
5:50 pm - 11:36 pmICN  Incheon Intl-GRK Killeen Fort Hood Regional
19h 46m1 stop Dallas/Fort Worth
$1,107American Airlines
Tue, Sep 22 - Wed, Oct 14
Cathay Pacific Logo
4:09 pm - 12:40 pmGRK  Killeen Fort Hood Regional-ICN Incheon Intl
30h 31m2 stops Dallas/Fort Worth Hong Kong Intl
Cathay Pacific Logo
8:00 am - 11:36 pmICN  Incheon Intl-GRK Killeen Fort Hood Regional
29h 36m2 stops Hong Kong Intl Dallas/Fort Worth
$1,244Cathay Pacific
Tue, Sep 22 - Wed, Oct 14
Cathay Pacific Logo
3:16 pm - 2:05 pmGRK  Killeen Fort Hood Regional-ICN Incheon Intl
32h 49m2 stops Dallas/Fort Worth Hong Kong Intl
Cathay Pacific Logo
1:55 am - 8:52 pmICN  Incheon Intl-GRK Killeen Fort Hood Regional
32h 57m2 stops Hong Kong Intl Dallas/Fort Worth
$1,294Cathay Pacific
Tue, Oct 13 - Thu, Oct 29
Japan Airlines Logo
5:00 am - 3:45 pmGRK  Killeen Fort Hood Regional-ICN Incheon Intl
20h 45m1 stop Dallas/Fort Worth
Japan Airlines Logo
6:50 pm - 8:52 pmICN  Incheon Intl-GRK Killeen Fort Hood Regional
16h 02m1 stop Dallas/Fort Worth
$1,377Japan Airlines
Tue, Oct 13 - Fri, Oct 30
Qatar Airways Logo
3:05 pm - 5:05 pmGRK  Killeen Fort Hood Regional-ICN Incheon Intl
36h 00m2 stops Dallas/Fort Worth Doha Hamad Intl
Qatar Airways Logo
1:20 am - 6:52 pmICN  Incheon Intl-GRK Killeen Fort Hood Regional
31h 32m2 stops Doha Hamad Intl Dallas/Fort Worth
$1,734Qatar Airways
Fri, Aug 28 - Mon, Aug 31
Qatar Airways Logo
3:09 pm - 5:05 pmGRK  Killeen Fort Hood Regional-ICN Incheon Intl
35h 56m2 stops Dallas/Fort Worth Doha Hamad Intl
Qatar Airways Logo
1:20 am - 6:45 pmICN  Incheon Intl-GRK Killeen Fort Hood Regional
31h 25m2 stops Doha Hamad Intl Dallas/Fort Worth
$2,616Qatar Airways
Thu, Sep 24 - Sun, Sep 27
Multiple Airlines Logo
7:00 am - 3:45 pmGRK  Killeen Fort Hood Regional-ICN Incheon Intl
18h 45m1 stop Dallas/Fort Worth
Multiple Airlines Logo
4:10 pm - 8:52 pmICN  Incheon Intl-GRK Killeen Fort Hood Regional
18h 42m2 stops Seattle/Tacoma Intl Dallas/Fort Worth
$7,390Multiple Airlines
Tue, Oct 13 - Fri, Oct 30
Multiple Airlines Logo
7:00 am - 3:45 pmGRK  Killeen Fort Hood Regional-ICN Incheon Intl
18h 45m1 stop Dallas/Fort Worth
Multiple Airlines Logo
1:00 pm - 8:52 pmICN  Incheon Intl-GRK Killeen Fort Hood Regional
21h 52m2 stops Tokyo Narita Dallas/Fort Worth
$12,140Multiple Airlines
Tue, Sep 22 - Wed, Oct 14

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Cathay Pacific flights from Killeen to Seoul

Our best Cathay Pacific deals on Killeen to Seoul flight tickets
Cathay Pacific
Sep 22
GRK4:09 pmKilleen Fort Hood Regional
30h 31m
2 stops
ICN12:40 pmIncheon Intl
Oct 14
ICN8:00 amIncheon Intl
29h 36m
2 stops
GRK11:36 pmKilleen Fort Hood Regional
$1,244
Cathay Pacific
Oct 13
GRK3:16 pmKilleen Fort Hood Regional
32h 49m
2 stops
ICN2:05 pmIncheon Intl
Oct 29
ICN1:55 amIncheon Intl
32h 57m
2 stops
GRK8:52 pmKilleen Fort Hood Regional
$1,294

Qatar Airways flights from Killeen to Seoul

Our best Qatar Airways deals on Killeen to Seoul flight tickets
Qatar Airways
Aug 28
GRK3:05 pmKilleen Fort Hood Regional
36h 00m
2 stops
ICN5:05 pmIncheon Intl
Aug 31
ICN1:20 amIncheon Intl
31h 32m
2 stops
GRK6:52 pmKilleen Fort Hood Regional
$1,734
Qatar Airways
Sep 24
GRK3:09 pmKilleen Fort Hood Regional
35h 56m
2 stops
ICN5:05 pmIncheon Intl
Sep 27
ICN1:20 amIncheon Intl
31h 25m
2 stops
GRK6:45 pmKilleen Fort Hood Regional
$2,616

momondo 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, momondo users made 832,500 searches. Data last updated August 8, 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

Price

Cheapest round-trip

KilleenIncheon

GRK Killeen Fort Hood Regional - ICN Incheon Intl

GRKICN

Killeen Fort Hood Regional

Tue 9/22

7:00 am-3:45 pm

1 stop18h 45m

Incheon Intl

Wed 10/14

5:50 pm-11:36 pm

1 stop19h 46m

$1,107

KilleenIncheon

GRK Killeen Fort Hood Regional - ICN Incheon Intl

GRKICN

Killeen Fort Hood Regional

Tue 9/22

4:09 pm-12:40 pm

2 stops30h 31m

Incheon Intl

Wed 10/14

8:00 am-11:36 pm

2 stops29h 36m

$1,244

KilleenIncheon

GRK Killeen Fort Hood Regional - ICN Incheon Intl

GRKICN

Killeen Fort Hood Regional

Tue 10/13

3:16 pm-2:05 pm

2 stops32h 49m

Incheon Intl

Thu 10/29

1:55 am-8:52 pm

2 stops32h 57m

$1,294
Quickest round-trip

KilleenIncheon

GRK Killeen Fort Hood Regional - ICN Incheon Intl

GRKICN

Killeen Fort Hood Regional

Tue 10/13

5:00 am-3:45 pm

1 stop20h 45m

Incheon Intl

Fri 10/30

6:50 pm-8:52 pm

1 stop16h 02m

$1,377

KilleenIncheon

GRK Killeen Fort Hood Regional - ICN Incheon Intl

GRKICN

Killeen Fort Hood Regional

Fri 8/28

3:05 pm-5:05 pm

2 stops36h 00m

Incheon Intl

Mon 8/31

1:20 am-6:52 pm

2 stops31h 32m

$1,734

KilleenIncheon

GRK Killeen Fort Hood Regional - ICN Incheon Intl

GRKICN

Killeen Fort Hood Regional

Thu 9/24

3:09 pm-5:05 pm

2 stops35h 56m

Incheon Intl

Sun 9/27

1:20 am-6:45 pm

2 stops31h 25m

$2,616

KilleenIncheon

GRK Killeen Fort Hood Regional - ICN Incheon Intl

GRKICN

Killeen Fort Hood Regional

Tue 10/13

7:00 am-3:45 pm

1 stop18h 45m

Incheon Intl

Fri 10/30

4:10 pm-8:52 pm

2 stops18h 42m

$7,390

KilleenIncheon

GRK Killeen Fort Hood Regional - ICN Incheon Intl

GRKICN

Killeen Fort Hood Regional

Tue 9/22

7:00 am-3:45 pm

1 stop18h 45m

Incheon Intl

Wed 10/14

1:00 pm-8:52 pm

2 stops21h 52m

$12,140
Cheapest one-way

KilleenIncheon

GRK Killeen Fort Hood Regional - ICN Incheon Intl

GRKICN

Killeen Fort Hood Regional

Thu 9/17

7:15 pm-12:40 pm

2 stops27h 25m

$645

KilleenIncheon

GRK Killeen Fort Hood Regional - ICN Incheon Intl

GRKICN

Killeen Fort Hood Regional

Fri 9/18

4:09 pm-12:40 pm

2 stops30h 31m

$717

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Killeen to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Can stopping save me money on Killeen to Seoul flights?

You could potentially save up to 37% on your flight if you consider stops on a Killeen to Seoul flight.

When to book flights from Killeen to Seoul

Are you open to changing your travel dates? Check out the ideal times to fly from Killeen to Seoul according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Killeen to Seoul (GRK to SEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Killeen to Seoul

Fastest flight time

27h 38m

Direct flights

None
The fastest flight from Killeen to Seoul takes 27h 38m
There are no direct flights from Killeen to Seoul. There are no popular flight routes from Killeen to Seoul.
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Frequently asked questions about flying from Killeen to Seoul

  • How far is Killeen Fort Hood Regional to Seoul by plane?

    The distance between Killeen Fort Hood Regional and Seoul is about 6879.1 mi. In terms of flight time, this usually takes a little over 27h 38m.

  • When did momondo last update prices for flights from Killeen Fort Hood Regional Airport to Seoul?

    Prices for flights from Killeen Fort Hood Regional Airport to Seoul refresh daily.

  • How old do you have to be to fly from Killeen Fort Hood Regional Airport to Seoul?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Killeen Fort Hood Regional Airport to Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The travel and health documents you'll need for your trip to Seoul may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Seoul. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Killeen to Seoul?

It is quick and easy to find Killeen to Seoul flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Seoul that suits you.

Can I find flights from Killeen to Seoul with flexible booking policies on momondo?

All flight searches from Killeen to Seoul on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Killeen to Seoul?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Killeen to Seoul.

I’m not ready to book a flight from Killeen to Seoul right now. Can momondo alert me if prices change?

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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport