Cheapest return flights from Boston to Toronto in July from $275

Best time to book flights for Boston (BOS) to Toronto (YYZ) flights at AirHint

AirHint found the following cheapest return flights from Boston (BOS) to Toronto (YYZ) in July 2025 (see full year).

Return flights

16 Jul - 22 Jul Spirit Airlines
18 Jul - 25 Jul United direct
22 Jul - 29 Jul United direct
02 Jul - 07 Jul United direct
14 Jul - 16 Jul United direct
17 Jul - 21 Jul United direct
17 Jul - 20 Jul United direct
06 Jul - 13 Jul United direct
11 Jul - 13 Jul United direct
16 Jul - 22 Jul United direct

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

Skyscanner

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.

Book a cheap hotel in Toronto

Cheap car rent in Toronto