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

Return flights

06 Jan - 13 Jan	British Airways
08 Jan - 15 Jan	British Airways
10 Jan - 17 Jan	British Airways
13 Jan - 20 Jan	British Airways
30 Jan - 06 Feb	FrenchBee
20 Jan - 27 Jan	British Airways
17 Jan - 24 Jan	British Airways
27 Jan - 03 Feb	British Airways
09 Jan - 16 Jan	FrenchBee
14 Jan - 21 Jan	FrenchBee
21 Jan - 28 Jan	FrenchBee
23 Jan - 30 Jan	FrenchBee
25 Jan - 01 Feb	FrenchBee
28 Jan - 04 Feb	FrenchBee
26 Jan - 02 Feb	Air France
29 Jan - 05 Feb	Air France
31 Jan - 07 Feb	Lufthansa

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

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.

Book a cheap hotel in Sofia

Cheap car rent in Sofia

Cheapest return flights from Montreal to Sofia in January from 691€

Return flights