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Toronto to London flights
One-way from $290 for the next 12 departure dates (cheapest Nov 16). Nonstop Toronto to London takes about 7h 45m. Compare cached fares, then open prefilled OTA searches.
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How it works
Route tip
Toronto fares track the Canadian dollar. Buffalo (BUF) is two hours away and sometimes beats YYZ on price.
When it is cheaper
January–March and November are cheapest; summer and Christmas are peak.
FAQ
How long is the flight from Toronto to London?
A nonstop flight takes about 7h 45m, covering roughly 5,707 km. Actual block time varies by airline, aircraft and winds, so check the specific schedule before booking.
When are Toronto to London flights cheapest?
The lowest cached one-way fare across the next 12 departure dates is $290 (departing Nov 16). January–March and November are cheapest; summer and Christmas are peak.
Which airports should I compare?
Departure: YYZ (Toronto Pearson); also check YTZ, BUF. Arrival: LHR (Heathrow); also check LGW, STN, LTN.
Are the prices on this page live?
No. The page and fare calendar use cached reference fares that can be delayed or change at any time. The booking site is the source of truth.
Can I book directly on this site?
No. We only prefill the search. Clicking through opens a third-party site where you confirm live prices and complete the booking.
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Page updated 2026-11-11