Cheapest return flights from Montreal to Sofia in October from $890

AirHint found the following cheapest return flights from Montreal (YUL) to Sofia (SOF) in October 2026 (see full year).

Return flights

14 Oct - 21 Oct Finnair
07 Oct - 14 Oct FrenchBee
16 Oct - 23 Oct Turkish Airlines
05 Oct - 12 Oct LOT
18 Oct - 25 Oct Turkish Airlines
06 Oct - 13 Oct Air France
02 Oct - 09 Oct LOT
03 Oct - 10 Oct LOT
13 Oct - 20 Oct LOT
17 Oct - 24 Oct LOT

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

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