Cheapest return flights from Montreal to Sofia in August from $903

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 August 2025 (see full year).

Return flights

21 Aug - 15 Sep Air Transat
06 Aug - 13 Aug FrenchBee
23 Aug - 30 Aug Air Transat
07 Aug - 14 Aug Air Transat
14 Aug - 21 Aug Air Transat
12 Aug - 19 Aug Air Transat
05 Aug - 12 Aug Air Transat
11 Aug - 18 Aug Air Transat
09 Aug - 16 Aug Air Transat
04 Aug - 11 Aug Air Transat
30 Aug - 06 Sep Air Transat
16 Aug - 23 Aug Air Transat
26 Aug - 02 Sep Condor
31 Aug - 07 Sep Condor
27 Aug - 03 Sep Condor
28 Aug - 04 Sep Condor
25 Aug - 01 Sep Condor
29 Aug - 05 Sep Condor

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

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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