Montreal (YUL) to Marseille (MRS): 3,731 miles (6,005 km) great-circle, about 8h 00m nonstop by our estimate. Cheapest fare observed: $852 round-trip on Air Transat, nonstop, departing June 15, 2026.
$852 round-trip, Air Transat TS434, departing 2026-06-15 at 21:00, returning 2026-07-15. The recorded itinerary left on a Monday, returning on a Wednesday 30 nights later; the fare was observed 51 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $852, it ranked 18th of the 30 round-trip fares we recorded from YUL (median $752). That is 22.8 cents per great-circle mile (round-trip price over one-way distance), close to the YUL median of 21.8 cents across 30 round-trip routes.
Routes from YUL of similar length: Barcelona (3,673 mi) at $636 and Prague (3,853 mi) at $793.
Air Transat had the cheapest fare on 6 of 30 YUL routes. It is the 15th longest of the 30 routes we track from YUL.
That depends on your passport and trip, so check the official source for France: European Commission: Schengen visa policy. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Toronto, Europe/Paris; flight time is our estimate.