The cheapest London Stansted to Toronto return flight on the radar right now is £678, flying with Royal Air Maroc via one or more connections. It covers departures in November 2026, and every dated link below opens that exact STN–YYZ search on Skyscanner. That is roughly 12% below the £774 this route usually costs. Across 117 recorded checks it has ranged between £437 and £1,823. Our sampling points to November 2026 as the cheapest month to fly London Stansted to Toronto.
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 London Stansted? We track 59 other departure cities for Toronto, listed at the foot of this page.
Cheap fares do not hang around. If this one has already gone, nudge the dates either way by a day or two; London Stansted to Toronto is usually still decent value around the same window.