Montreal (YUL) to Istanbul (IST): 4,776 miles (7,686 km) great-circle, about 10h 05m nonstop by our estimate. Cheapest fare observed: $990 round-trip on Air Transat, with 1 stop, departing May 13, 2026.
$990 round-trip, Air Transat TS602, departing 2026-05-13 at 18:40, returning 2026-05-31. The recorded itinerary left on a Wednesday, returning on a Sunday 18 nights later; the fare was observed 18 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $990, it ranked 23rd of the 30 round-trip fares we recorded from YUL (median $752). That is 20.7 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: Athens (4,742 mi) at $1046 and Sao Paulo (5,060 mi) at $710.
Air Transat had the cheapest fare on 6 of 30 YUL routes. It is the 5th longest of the 30 routes we track from YUL.
Of 117 departure airports with a fare to Istanbul, Montreal (YUL) ranked 88th at $990. Lowest: $60 from Antalya (AYT); highest: $1639 from Wellington (WLG); 29 nonstop. Cheapest-fare airlines (routes): Pegasus Airlines (13), Qatar (7), WestJet (6), Wizz Air (6), Gulf Air (5) and Turkish (5), plus 51 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones America/Toronto, Europe/Istanbul; flight time is our estimate.