Cheapest return flights from Montreal to London in December from 418€

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

Return flights

03 Dec - 10 Dec TAP
05 Dec - 12 Dec TAP
01 Dec - 08 Dec Air Transat
08 Dec - 15 Dec TAP
10 Dec - 17 Dec TAP
05 Dec - 15 Dec TAP
29 Dec - 12 Jan TAP
05 Dec - 10 Jan TAP
09 Dec - 16 Dec Air Transat
02 Dec - 09 Dec Air Transat
29 Dec - 05 Jan TAP
15 Dec - 22 Dec TAP
04 Dec - 11 Dec Air Transat
24 Dec - 12 Jan Air Transat
31 Dec - 07 Jan TAP
28 Dec - 08 Jan TAP
14 Dec - 01 Jan Air Canada
13 Dec - 07 Jan Air Transat
22 Dec - 01 Jan Air Transat
30 Dec - 06 Jan Air Transat

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