AirHint found the following cheapest return flights from Ontario (ONT) to Dhaka (DAC) in December 2025 (see full year).

Return flights

02 Dec - 15 Jan	China Airlines
02 Dec - 09 Dec	China Airlines
15 Dec - 22 Dec	China Airlines
11 Dec - 16 Dec	China Airlines
23 Dec - 20 Jan	Qatar Airways
23 Dec - 19 Jan	Qatar Airways
22 Dec - 20 Jan	Qatar Airways
22 Dec - 19 Jan	China Airlines
26 Dec - 25 Jan	Qatar Airways
25 Dec - 12 Jan	China Airlines
04 Dec - 11 Dec	Qatar Airways
21 Dec - 19 Jan	Alaska Airlines
21 Dec - 20 Jan	Qatar Airways
20 Dec - 19 Jan	China Airlines
20 Dec - 27 Dec	Qatar Airways

Also check the deals for one-way flights from Ontario to Dhaka in December.

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 Dhaka in December from $1457

Return flights