Cheapest one-way flights from Ontario to Singapore in August from $361

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

One-Way flights

27 Aug Korean Air
26 Aug Japan Airlines
25 Aug Korean Air
21 Aug Korean Air
24 Aug Korean Air
29 Aug Korean Air
30 Aug Korean Air
22 Aug Frontier Airlines
31 Aug Japan Airlines
23 Aug STARLUX Airlines

Also check the deals for return flights from Ontario to Singapore 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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