Cheapest return flights from Ontario to Seoul in June from 939€

AirHint found the following cheapest return flights from Ontario (ONT) to Seoul (ICN) in June 2026 (see full year).

Return flights

09 Jun - 22 Jun Alaska Airlines
20 Jun - 27 Jun China Airlines
09 Jun - 14 Jun China Airlines
01 Jun - 09 Jun China Airlines
19 Jun - 03 Jul China Airlines
30 Jun - 04 Jul China Airlines
11 Jun - 06 Jul China Airlines
26 Jun - 02 Jul China Airlines
06 Jun - 24 Jun China Airlines
09 Jun - 18 Jul China Airlines
07 Jun - 20 Jun China Airlines
17 Jun - 24 Jun China Airlines
02 Jun - 12 Jun China Airlines
08 Jun - 26 Jun Qatar Airways

Also check the deals for one-way flights from Ontario to Seoul in June.

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