Cheapest return flights from Montreal to Sofia in December from 625€

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

Return flights

03 Dec - 10 Dec Porter Airlines (Canada) Ltd
02 Dec - 09 Dec Air Transat
05 Dec - 12 Dec FrenchBee
11 Dec - 18 Dec British Airways
09 Dec - 16 Dec British Airways
07 Dec - 14 Dec Condor
04 Dec - 11 Dec Brussels Airlines
01 Dec - 08 Dec Brussels Airlines
06 Dec - 13 Dec Brussels Airlines
24 Dec - 31 Dec Air Canada
31 Dec - 07 Jan Air Canada
25 Dec - 01 Jan Lufthansa
29 Dec - 05 Jan Air Canada
30 Dec - 06 Jan Air Canada
28 Dec - 04 Jan Air Canada
27 Dec - 03 Jan Air Canada
26 Dec - 02 Jan Air Canada

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

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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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