Earn point on your loyalty program!arrow arc left

Cheap flights from Ontario (ONT) 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 Ontario (ONT) to Seoul (GMP)

How to find the cheapest flight from Ontario (ONT) 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 Ontario (ONT) 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 Ontario (ONT) 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 Ontario to Seoul in August , September 2026

29 Aug - 09 Sep $ 1,247.00
ONT
Ontario
Starlux Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Starlux Airlines
2 STOPS
ONT
Ontario
Pick dates
29 Aug - 02 Sep $ 1,250.00
ONT
Ontario
Starlux Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Starlux Airlines
2 STOPS
ONT
Ontario
Pick dates
29 Aug - 02 Sep $ 1,279.00
ONT
Ontario
Starlux Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Starlux Airlines
2 STOPS
ONT
Ontario
Pick dates

Last minute flights from Ontario to Seoul

26 Aug - 31 Aug $ 1,273.00
ONT
Ontario
Starlux Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Starlux Airlines
2 STOPS
ONT
Ontario
Pick dates
26 Aug - 31 Aug $ 1,285.00
ONT
Ontario
Starlux Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Starlux Airlines
2 STOPS
ONT
Ontario
Pick dates
24 Aug - 31 Aug $ 1,343.00
ONT
Ontario
Starlux Airlines
2 STOPS
GMP
Seoul
GMP
Seoul
Starlux Airlines
2 STOPS
ONT
Ontario
Pick dates

One-way flights to Seoul from Ontario

11:55 PM - 1:40 PM
Air Busan
2 Stops
22h 50m
ONT - GMP
$ 687
Kiwi
Pick dates
6:08 AM - 8:05 PM
All Nippon Airways
2 Stops
24h 12m
ONT - GMP
$ 1,316
Kiwi
Pick dates
6:08 AM - 4:10 PM
All Nippon Airways
2 Stops
20h 27m
ONT - GMP
$ 2,939
Kiwi
Pick dates

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