Cheapest return flights from Ontario to Busan in January from $903

AirHint found the following cheapest return flights from Ontario (ONT) to Busan (PUS) in January 2026 (see full year).

Return flights

16 Jan - 07 Feb China Airlines
05 Jan - 21 Jan China Airlines

Also check the deals for one-way flights from Ontario to Busan in January.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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