Cheapest return flights from Boston to Toronto in January from $237

AirHint found the following cheapest return flights from Boston (BOS) to Toronto (YTZ) in January 2026 (see full year).

Return flights

12 Jan - 12 Jan Porter Airlines (Canada) Ltd
12 Jan - 16 Jan Porter Airlines (Canada) Ltd
09 Jan - 11 Jan Porter Airlines (Canada) Ltd
20 Jan - 27 Jan Porter Airlines (Canada) Ltd
09 Jan - 10 Jan Porter Airlines (Canada) Ltd
11 Jan - 13 Jan Porter Airlines (Canada) Ltd
09 Jan - 09 Jan Porter Airlines (Canada) Ltd direct
09 Jan - 12 Jan Porter Airlines (Canada) Ltd
12 Jan - 16 Jan Porter Airlines (Canada) Ltd direct
11 Jan - 12 Jan Porter Airlines (Canada) Ltd
26 Jan - 01 Feb Porter Airlines (Canada) Ltd direct
26 Jan - 11 Feb Porter Airlines (Canada) Ltd direct
23 Jan - 01 Feb Porter Airlines (Canada) Ltd direct
15 Jan - 01 Feb Porter Airlines (Canada) Ltd direct
20 Jan - 01 Feb Porter Airlines (Canada) Ltd direct
11 Jan - 01 Feb Porter Airlines (Canada) Ltd direct
12 Jan - 01 Feb Porter Airlines (Canada) Ltd direct
23 Jan - 11 Feb Porter Airlines (Canada) Ltd direct
26 Jan - 13 Feb Porter Airlines (Canada) Ltd direct
26 Jan - 15 Feb Porter Airlines (Canada) Ltd direct

Also check the deals for one-way flights from Boston to Toronto in January.

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