Cheapest return flights from Boston to Calgary in July from $296

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

Return flights

24 Jul - 30 Jul Porter Airlines (Canada) Ltd
30 Jul - 06 Aug Porter Airlines (Canada) Ltd
21 Jul - 27 Jul Porter Airlines (Canada) Ltd
25 Jul - 01 Aug Porter Airlines (Canada) Ltd
17 Jul - 24 Jul Porter Airlines (Canada) Ltd
25 Jul - 28 Jul Porter Airlines (Canada) Ltd
30 Jul - 04 Aug Porter Airlines (Canada) Ltd
28 Jul - 01 Aug Porter Airlines (Canada) Ltd
26 Jul - 01 Aug Porter Airlines (Canada) Ltd
18 Jul - 21 Jul Porter Airlines (Canada) Ltd
27 Jul - 30 Jul Porter Airlines (Canada) Ltd
25 Jul - 25 Jul Porter Airlines (Canada) Ltd
24 Jul - 27 Jul Porter Airlines (Canada) Ltd
12 Jul - 20 Jul Porter Airlines (Canada) Ltd
21 Jul - 27 Jul WestJet direct
25 Jul - 01 Aug WestJet direct
28 Jul - 01 Aug WestJet direct
26 Jul - 01 Aug WestJet direct
30 Jul - 04 Aug WestJet direct
30 Jul - 06 Aug WestJet direct

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

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