Earn point on your loyalty program!arrow arc left

Cheap flights from Portland (PDX) 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 Portland (PDX) to Seoul (GMP)

How to find the cheapest flight from Portland (PDX) 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 Portland (PDX) 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 Portland (PDX) 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 Portland to Seoul in July , August 2026

27 Jul - 28 Aug $ 1,411.00
PDX
Portland
Starlux Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Starlux Airlines
3 STOPS
PDX
Portland
Pick dates
27 Jul - 29 Aug $ 1,446.00
PDX
Portland
Starlux Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Starlux Airlines
3 STOPS
PDX
Portland
Pick dates
27 Jul - 27 Aug $ 1,448.00
PDX
Portland
Starlux Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Starlux Airlines
3 STOPS
PDX
Portland
Pick dates

Last minute flights from Portland to Seoul

27 Jul - 01 Aug $ 1,525.00
PDX
Portland
Hawaiian Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Hawaiian Airlines
2 STOPS
PDX
Portland
Pick dates
29 Jul - 01 Aug $ 1,650.00
PDX
Portland
Hawaiian Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Hawaiian Airlines
2 STOPS
PDX
Portland
Pick dates
26 Jul - 01 Aug $ 1,657.00
PDX
Portland
Hawaiian Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Hawaiian Airlines
2 STOPS
PDX
Portland
Pick dates

One-way flights to Seoul from Portland

10:10 AM - 10:25 AM
Peach Aviation
2 Stops
34h 10m
PDX - GMP
$ 679
Kiwi
Pick dates
7:46 AM - 6:55 PM
Japan Airlines
2 Stops
21h 29m
PDX - GMP
$ 804
Kiwi
Pick dates
10:10 AM - 8:30 PM
Asiana Airlines
2 Stops
20h 15m
PDX - GMP
$ 812
Kiwi
Pick dates

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