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
$ 541
12 May
- 19 May
SWISS
$ 575
12 May
- 27 May
FrenchBee
$ 608
07 May
- 14 May
FrenchBee
$ 639
19 May
- 26 May
FrenchBee
$ 688
08 May
- 15 May
Air Transat
$ 719
18 May
- 25 May
FrenchBee
$ 719
28 May
- 04 Jun
FrenchBee
$ 720
06 May
- 13 May
WestJet
$ 721
05 May
- 12 May
FrenchBee
$ 722
26 May
- 02 Jun
Air Transat
$ 738
13 May
- 20 May
Porter Airlines (Canada) Ltd
$ 748
05 May
- 18 May
FrenchBee
$ 750
29 May
- 05 Jun
Porter Airlines (Canada) Ltd
$ 761
27 May
- 03 Jun
Porter Airlines (Canada) Ltd
$ 771
31 May
- 07 Jun
Porter Airlines (Canada) Ltd
$ 772
25 May
- 01 Jun
FrenchBee
$ 782
30 May
- 06 Jun
FrenchBee
$ 811
17 May
- 05 Jun
Porter Airlines (Canada) Ltd
$ 816
Also check the deals for one-way flights from Montreal to Sofia in May .
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.
