Cheapest return flights from Boston to Calgary in August from $200

AirHint found the following cheapest return flights from Boston (BOS) to Calgary (YYC) in August 2025 (see full year).

Return flights

17 Aug - 28 Sep WestJet direct
15 Aug - 23 Aug WestJet direct
16 Aug - 23 Aug Porter Airlines (Canada) Ltd
23 Aug - 27 Aug WestJet
15 Aug - 17 Aug WestJet
15 Aug - 18 Aug WestJet
30 Aug - 05 Sep Porter Airlines (Canada) Ltd
01 Aug - 04 Aug Porter Airlines (Canada) Ltd
02 Aug - 09 Aug Porter Airlines (Canada) Ltd
30 Aug - 01 Sep Porter Airlines (Canada) Ltd
06 Aug - 11 Aug Porter Airlines (Canada) Ltd
14 Aug - 17 Aug Porter Airlines (Canada) Ltd
15 Aug - 17 Aug WestJet direct

Also check the deals for one-way flights from Boston to Calgary in August.

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 Calgary

Cheap car rent in Calgary

Feel free to contact us with any feedback or request another flight research.