Cheapest return flights from Boston to Toronto in April from $247

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

Return flights

03 Apr - 06 Apr Spirit Airlines
15 Apr - 19 Apr Spirit Airlines
21 Apr - 28 Apr Spirit Airlines
16 Apr - 20 Apr Spirit Airlines
10 Apr - 12 Apr Spirit Airlines
09 Apr - 12 Apr Spirit Airlines
27 Apr - 20 May Porter Airlines (Canada) Ltd
01 Apr - 02 Apr Porter Airlines (Canada) Ltd
19 Apr - 22 Apr Porter Airlines (Canada) Ltd
19 Apr - 21 Apr Porter Airlines (Canada) Ltd
23 Apr - 07 May Porter Airlines (Canada) Ltd
23 Apr - 01 May Porter Airlines (Canada) Ltd
23 Apr - 02 May Porter Airlines (Canada) Ltd
23 Apr - 09 May Porter Airlines (Canada) Ltd
23 Apr - 06 May Porter Airlines (Canada) Ltd
19 Apr - 07 May Porter Airlines (Canada) Ltd
19 Apr - 01 May Porter Airlines (Canada) Ltd
19 Apr - 02 May Porter Airlines (Canada) Ltd
19 Apr - 09 May Porter Airlines (Canada) Ltd
23 Apr - 24 Apr Porter Airlines (Canada) Ltd

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

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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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