AirHint found the following cheapest return flights from Toronto (YYZ) to London (LTN) in December 2026 (see full year).
Return flights
| 19 Dec - 03 Jan | Icelandair | ||
| 19 Dec - 26 Dec | Air Transat | ||
| 23 Dec - 30 Dec | TAP | ||
| 09 Dec - 30 Dec | TAP | ||
| 23 Dec - 31 Dec | Air Transat | ||
| 18 Dec - 28 Dec | TAP | ||
| 25 Dec - 31 Dec | Air Transat | ||
| 20 Dec - 02 Jan | TAP |
Also check the deals for one-way flights from Toronto to London in December.
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