Cheapest one-way flights from Ontario to Singapore in December from 323€

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

One-Way flights

03 Dec Korean Air
02 Dec Korean Air
09 Dec Alaska Airlines
06 Dec China Airlines
01 Dec China Airlines
08 Dec China Airlines
31 Dec STARLUX Airlines
27 Dec China Airlines
14 Dec Korean Air
13 Dec China Airlines

Also check the deals for return flights from Ontario to Singapore in December.

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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