Earn point on your loyalty program!arrow arc left

Cheap flights from Harlingen (HRL) to Seoul (GMP)

Know your dates, get live prices in seconds
airplane logo

pin logo

calendar
Departure
calendar backward
Return
airplane logo
1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
Book Flight + Hotel at the same time

How to find the cheapest flight from Harlingen (HRL) to Seoul (GMP)

How to find the cheapest flight from Harlingen (HRL) to Seoul (GMP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Harlingen (HRL) to Seoul (GMP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Harlingen (HRL) to Seoul (GMP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.

Cheap flights from Harlingen to Seoul in March , April 2026

30 Mar - 19 Apr $ 2,808.00
HRL
Harlingen
Sun Country Airlines
3 STOPS
GMP
Seoul
GMP
Seoul
Sun Country Airlines
3 STOPS
HRL
Harlingen
Pick dates
30 Mar - 19 Apr $ 2,819.00
HRL
Harlingen
Sun Country Airlines
3 STOPS
GMP
Seoul
GMP
Seoul
Sun Country Airlines
3 STOPS
HRL
Harlingen
Pick dates
30 Mar - 23 Apr $ 2,828.00
HRL
Harlingen
Sun Country Airlines
3 STOPS
GMP
Seoul
GMP
Seoul
Sun Country Airlines
3 STOPS
HRL
Harlingen
Pick dates

One-way flights to Seoul from Harlingen

8:23 PM - 10:55 AM
Asiana Airlines
3 Stops
51h 47m
HRL - GMP
$ 1,455
Kiwi
Pick dates
8:23 PM - 9:55 AM
Air China
3 Stops
50h 42m
HRL - GMP
$ 1,457
Kiwi
Pick dates
11:59 AM - 10:00 AM
Air China
3 Stops
35h 6m
HRL - GMP
$ 1,775
Kiwi
Pick dates

How to find the cheapest flight from Harlingen (HRL) to Seoul (GMP)

Related info for your journey
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Harlingen (HRL) to Seoul (GMP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Harlingen (HRL) to Seoul (GMP)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.