AirHint found the following cheapest return flights from Montreal (YUL) to Berlin (BER) in December 2025 (see full year).

Return flights

01 Dec - 08 Dec	Air Transat
03 Dec - 10 Dec	Condor
07 Dec - 14 Dec	Air Transat
05 Dec - 12 Dec	FrenchBee
04 Dec - 11 Dec	Air Transat
02 Dec - 09 Dec	Air Transat
07 Dec - 10 Dec	Condor
09 Dec - 16 Dec	Air Transat
06 Dec - 13 Dec	Air Transat
03 Dec - 27 Dec	Condor
26 Dec - 17 Jan	Air Canada
31 Dec - 07 Jan	Air Canada
24 Dec - 17 Jan	Air Transat
28 Dec - 07 Jan	Air Canada
26 Dec - 09 Jan	Condor
15 Dec - 10 Jan	Porter Airlines (Canada) Ltd
29 Dec - 05 Jan	Azores Airlines
30 Dec - 06 Jan	Air Canada
25 Dec - 01 Jan	Air Canada
26 Dec - 04 Jan	FrenchBee

Also check the deals for one-way flights from Montreal to Berlin 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 Montreal to Berlin in December from 517€

Return flights