Cheapest return flights from Toronto (YYZ) to Boston (BOS), May

20 dates in May 2027, from $ 275. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
27 May 30 May 2027 Porter Airlines (Canada) Ltd
Direct Flight
28 May 30 May 2027 Porter Airlines (Canada) Ltd
16 May 30 May 2027 Porter Airlines (Canada) Ltd
Direct Flight
29 May 30 May 2027 Porter Airlines (Canada) Ltd
Direct Flight
30 May 30 May 2027 Porter Airlines (Canada) Ltd
Direct Flight
28 May 30 May 2027 Porter Airlines (Canada) Ltd
Direct Flight
5 May 5 May 2027 Porter Airlines (Canada) Ltd
Direct Flight
12 May 30 May 2027 Porter Airlines (Canada) Ltd
Direct Flight
30 May 4 Jun 2027 Porter Airlines (Canada) Ltd
29 May 5 Jun 2027 Porter Airlines (Canada) Ltd
30 May 3 Jun 2027 Porter Airlines (Canada) Ltd
Direct Flight
30 May 4 Jun 2027 Porter Airlines (Canada) Ltd
Direct Flight
29 May 5 Jun 2027 Porter Airlines (Canada) Ltd
Direct Flight
16 May 5 Jun 2027 Porter Airlines (Canada) Ltd
Direct Flight
16 May 3 Jun 2027 Porter Airlines (Canada) Ltd
Direct Flight
29 May 16 Jun 2027 Porter Airlines (Canada) Ltd
Direct Flight
29 May 18 Jun 2027 Porter Airlines (Canada) Ltd
Direct Flight
29 May 3 Jun 2027 Porter Airlines (Canada) Ltd
Direct Flight
16 May 24 May 2027 Porter Airlines (Canada) Ltd
Direct Flight
5 May 24 May 2027 Porter Airlines (Canada) Ltd
Direct Flight
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Deals for one-way flights from Toronto to Boston in May.

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About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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