$64 Cheap Air Canada flights Boston (BOS) to Calgary (YYC)

Scoring cheap one-way Air Canada flights from BOS to YYC from $64 on Expedia is a cinch — just filter by “Price (lowest to highest).” Alternatively, check out our affordable round-trip fares from $141 for your next exciting vacation.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Look for one-way or return flights to Calgary in January or November. You could find cheaper fares with Air Canada during these off-peak months.

Look for Air Canada flights from BOS to YYC about one month before you want to go. The cheapest time to reserve an international flight is generally 18 to 29 days ahead of your departure date when you can save 17% versus booking four to five months in advance. Regardless of fare class or itinerary, the best day of the week to book international airfare is usually Sunday. Friday can be the most expensive. Passengers booking on a Sunday can save an average of 17% compared to those who book on a Friday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Fill in your dates, click search and use the “Nonstop” filter on Expedia to find any direct flights from BOS to YYC with Air Canada or other airlines.

Find Air Canada’s earliest flights from BOS to YYC by checking our “Early Morning” and “Morning” filters. Not only will you get to where you’re going sooner, early departures also experience 20% fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Calgary Intl. Airport (YYC) is the primary Calgary gateway for Air Canada flights from Logan Intl. Airport (BOS).

Offering an excellent in-flight experience and a 4-star airline rating, Air Canada is the leading choice for many travelers flying from BOS to YYC. Plus, if you’re an Air Canada Aeroplan and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can be spent on future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the type of fare you purchased, a fee may apply if you cancel or change your booking more than 24 hours after it’s confirmed. To find flexible fares, select our “No cancel fee” or “Changes included” filter when you look for flights. For more details on changing or canceling your reservation, go to “Trips,” select your flight and click on “Manage Booking.”