One route, followed properly: Sofia (SOF) to Montreal (YUL), return. What follows is the lowest fare our radar has picked up on it and the precise dates behind that number, rather than a headline price with the conditions left out.
We do not post a price and leave it to age. Each fare is re-checked against Skyscanner on a schedule and carries the time it was last confirmed. Not flying from Sofia? We track 39 other departure cities for Montreal, listed at the foot of this page.
Sofia → Montreal
for 6 Nov – 20 Nov 2026
✓ live-checked 6 hours ago
Check live price on Skyscanner →Price history 62 checks recorded for this route
lowest seen €540 · typical €661 · highest €729 · now €585
The cheapest Sofia to Montreal return flight on the radar right now is €585, flying with Air Serbia + Lufthansa + Air Canada via one or more connections. It covers departures in November 2026, and every dated link below opens that exact SOF–YUL search on Skyscanner. That is roughly 12% below the €661 this route usually costs. Across 62 recorded checks it has ranged between €540 and €729. Our sampling points to November 2026 as the cheapest month to fly Sofia to Montreal.
Sofia to Montreal flights: common questions
How much is a flight from Sofia to Montreal?
The lowest return fare we currently track from Sofia (SOF) to Montreal (YUL) is €585. The typical price on this route is €661, so anything near €585 is worth booking quickly. Over 62 recorded checks we have seen it as low as €540 and as high as €729.
Which airline flies from Sofia to Montreal at this price?
This €585 fare is with Air Serbia + Lufthansa + Air Canada, with at least one connection. The live search lists every carrier serving the route, so you can compare schedules before booking.
Is there a direct flight from Sofia to Montreal?
This €585 fare includes at least one connection. If you need a non-stop Sofia to Montreal flight, open the live search and apply the direct filter there.
When is the cheapest time to fly from Sofia to Montreal?
Our price sampling points to November 2026 as the cheapest departure month on this route. The dated links on this page cover November 2026.
Is the €585 Sofia to Montreal fare still available?
We last confirmed this €585 fare against live Skyscanner availability 6 hours ago. Deal fares move within days, so the Check live price button re-runs the exact search and shows today's number rather than a cached one.
How do I book this Sofia to Montreal deal?
Pick a date pair above or press Check live price. That opens the exact SOF–YUL search on Skyscanner, where you book directly with the airline or agent. TravelFree does not sell tickets, adds no booking fee and does not mark the price up.
Every Sofia to Montreal price on this page comes from a real bookable quote and is re-checked automatically. TravelFree takes no commission from you and never marks a fare up.
Cheap fares do not hang around. If this one has already gone, nudge the dates either way by a day or two; Sofia to Montreal is usually still decent value around the same window.