Cheapest return flights from Montreal to Sofia in May from $636

Best time to book flights for Montreal (YUL) to Sofia (SOF) flights at AirHint

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

Return flights

19 May - 03 Jun FrenchBee
28 May - 04 Jun WestJet
05 May - 12 May Azores Airlines
31 May - 07 Jun WestJet
07 May - 14 May Porter Airlines (Canada) Ltd
06 May - 13 May Air Transat
06 May - 26 May SWISS
19 May - 26 May SWISS
13 May - 20 May SWISS
20 May - 27 May SWISS
12 May - 27 May FrenchBee
12 May - 19 May SWISS
27 May - 03 Jun SWISS
08 May - 15 May Porter Airlines (Canada) Ltd
29 May - 05 Jun Lufthansa
20 May - 02 Jun SWISS
26 May - 02 Jun Porter Airlines (Canada) Ltd
30 May - 06 Jun Lufthansa
24 May - 06 Jun British Airways
23 May - 06 Jun FrenchBee

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

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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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