Cheapest return flights from Boston to Toronto in January from $459

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

Return flights

29 Jan - 02 Feb Spirit Airlines
30 Jan - 02 Feb Spirit Airlines
31 Jan - 07 Feb Spirit Airlines
30 Jan - 20 Feb Porter Airlines (Canada) Ltd
30 Jan - 18 Feb Porter Airlines (Canada) Ltd
31 Jan - 20 Feb Porter Airlines (Canada) Ltd
31 Jan - 18 Feb Porter Airlines (Canada) Ltd
30 Jan - 17 Feb Porter Airlines (Canada) Ltd
31 Jan - 17 Feb Porter Airlines (Canada) Ltd
30 Jan - 31 Jan Spirit Airlines
30 Jan - 10 Feb Porter Airlines (Canada) Ltd
30 Jan - 30 Jan Porter Airlines (Canada) Ltd
30 Jan - 31 Jan Air Canada direct
29 Jan - 30 Jan Porter Airlines (Canada) Ltd
28 Jan - 29 Jan Porter Airlines (Canada) Ltd
28 Jan - 28 Jan Porter Airlines (Canada) Ltd
29 Jan - 29 Jan Porter Airlines (Canada) Ltd
27 Jan - 29 Jan Porter Airlines (Canada) Ltd

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

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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