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

Return flights

28 Nov - 05 Dec	TAP
27 Nov - 04 Dec	British Airways
05 Nov - 12 Nov	FrenchBee
20 Nov - 27 Nov	British Airways
07 Nov - 14 Nov	FrenchBee
14 Nov - 21 Nov	FrenchBee
21 Nov - 28 Nov	FrenchBee
13 Nov - 20 Nov	British Airways
11 Nov - 18 Nov	Air Transat
15 Nov - 22 Nov	Air Transat
08 Nov - 15 Nov	Air Transat
22 Nov - 29 Nov	Air Transat
30 Nov - 07 Dec	FrenchBee
25 Nov - 02 Dec	British Airways
26 Nov - 03 Dec	Turkish Airlines
24 Nov - 01 Dec	Air France
29 Nov - 06 Dec	Air France

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

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 Sofia in November from $670

Return flights