AirHint found the following cheapest return flights from Ontario (ONT) to Manila (MNL) in August 2025 (see full year).

Return flights

27 Aug - 03 Sep	Korean Air
27 Aug - 15 Sep	Korean Air
20 Aug - 07 Sep	Korean Air
14 Aug - 28 Aug	Korean Air
14 Aug - 25 Aug	Korean Air
13 Aug - 24 Aug	Korean Air
13 Aug - 27 Aug	Korean Air
19 Aug - 03 Sep	Korean Air
20 Aug - 03 Sep	Korean Air
27 Aug - 17 Sep	Korean Air
13 Aug - 22 Aug	Korean Air
13 Aug - 31 Aug	China Airlines
17 Aug - 31 Aug	China Airlines
22 Aug - 29 Aug	China Airlines
20 Aug - 30 Aug	China Airlines
18 Aug - 24 Aug	China Airlines
16 Aug - 07 Sep	China Airlines
26 Aug - 26 Sep	China Airlines
04 Aug - 10 Sep	China Airlines
24 Aug - 02 Sep	China Airlines

Also check the deals for one-way flights from Ontario to Manila in August.

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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Cheapest return flights from Ontario to Manila in August from $714

Return flights