Cheapest return flights from Montreal to London in December from 846€

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

Return flights

31 Dec - 09 Jan FrenchBee
31 Dec - 07 Jan Air Transat
30 Dec - 10 Jan Air Transat
28 Dec - 10 Jan TAP
30 Dec - 06 Jan Air Transat
31 Dec - 08 Jan FrenchBee
30 Dec - 07 Jan Air Transat
28 Dec - 08 Jan FrenchBee
31 Dec - 05 Jan Air Transat
27 Dec - 01 Jan Porter Airlines (Canada) Ltd
28 Dec - 29 Dec Air Transat

Also check the deals for one-way flights from Montreal to London in December.

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