Cheapest one-way flights from Ontario to Osaka in August from $433

AirHint found the following cheapest one-way flights from Ontario (ONT) to Osaka (KIX) in August 2025 (see full year).

One-Way flights

06 Aug Korean Air
18 Aug Japan Airlines
04 Aug Alaska Airlines
07 Aug Alaska Airlines
12 Aug Frontier Airlines
19 Aug Alaska Airlines
02 Aug Alaska Airlines
29 Aug STARLUX Airlines
01 Aug STARLUX Airlines
08 Aug STARLUX Airlines

Also check the deals for return flights from Ontario to Osaka in August.

Skyscanner

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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