Cheapest return YUL–SOF flights, June

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

Return flights

02 Jun - 17 Jun WestJet
09 Jun - 16 Jun WestJet
06 Jun - 19 Jun FrenchBee
08 Jun - 15 Jun WestJet
10 Jun - 17 Jun FrenchBee
05 Jun - 12 Jun FrenchBee
16 Jun - 23 Jun WestJet
02 Jun - 09 Jun Air Transat
11 Jun - 18 Jun Air Transat
14 Jun - 21 Jun FrenchBee
24 Jun - 01 Jul Air Transat
29 Jun - 06 Jul Air Transat
26 Jun - 03 Jul Air Transat
26 Jun - 24 Jul Air Transat
25 Jun - 02 Jul Air Transat
30 Jun - 07 Jul Air Transat
28 Jun - 05 Jul FrenchBee
27 Jun - 04 Jul Air Transat
24 Jun - 03 Jul Air Canada

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

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