Cheapest return flights from Ontario to Paris in December from $817

Best time to book flights for Ontario (ONT) to Paris (CDG) flights at AirHint

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

Return flights

08 Dec - 15 Dec KLM
08 Dec - 22 Dec KLM
03 Dec - 10 Dec KLM
11 Dec - 25 Dec KLM
18 Dec - 25 Dec KLM
13 Dec - 31 Dec Iberia
28 Dec - 04 Jan KLM
18 Dec - 22 Dec KLM
26 Dec - 04 Jan KLM
21 Dec - 28 Dec Air France
01 Dec - 05 Dec Iberia
23 Dec - 02 Jan KLM
19 Dec - 03 Jan British Airways
19 Dec - 05 Jan KLM
18 Dec - 04 Jan Air France

Also check the deals for one-way flights from Ontario to Paris 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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