AirHint found the following cheapest return flights from Lyon (LYS) to Montreal (YUL) in December 2026 (see full year).

Return flights

27 Dec - 04 Jan	Austrian Airlines
24 Dec - 04 Jan	Air Canada	direct
22 Dec - 30 Dec	Air Canada
27 Dec - 11 Jan	TAP
29 Dec - 08 Jan	Brussels Airlines
26 Dec - 30 Dec	Air Canada	direct
27 Dec - 11 Jan	Air Canada	direct
27 Dec - 04 Jan	Air Canada	direct
29 Dec - 08 Jan	Air Transat	direct
19 Dec - 08 Jan	Air Transat	direct
22 Dec - 01 Jan	TAP
22 Dec - 30 Dec	Lufthansa	direct
23 Dec - 02 Jan	Austrian Airlines
19 Dec - 27 Dec	Air Canada
21 Dec - 27 Dec	Air Canada

Also check the deals for one-way flights from Lyon to Montreal 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 Lyon to Montreal in December from $618

Return flights