Cheapest return YUL–SOF flights, August

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

Return flights

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

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

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