$64 Cheap WestJet flights Boston (BOS) to Calgary (YYC)

Scoring cheap one-way WestJet flights from BOS to YYC from $64 on Expedia is simple — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $169 for your next getaway.**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.

Search for round-trip or one-way flights to Calgary in January or November. You could find cheaper fares with WestJet during these off-season months.

Landing the best WestJet deals from BOS to YYC often comes down to timing. You can save 17% on international flights when you book 18 to 29 days before takeoff instead of four to five months ahead. As an added bonus, you can pocket 17% on average by buying your tickets on a Sunday compared to a Friday, which is often the most expensive day to book.* It’s a good idea to start searching for flights about one month before you want to travel.*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.

Use our “Nonstop” filter when searching for direct WestJet flights from BOS to YYC. It’s also a good way to compare other airlines offering the same direct trip.

Sort your results by “Morning” and “Early Morning” to see the earliest departures from BOS to YYC. Heading off early means flight cancellations are less likely.**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.

WestJet flights from Logan Intl. Airport (BOS) to Calgary land at Calgary Intl. Airport (YYC). This is the main gateway to this destination.

WestJet makes traveling from BOS to YYC more enjoyable with a rewarding loyalty program and an excellent in-flight experience. You even have the chance to collect points with WestJet Rewards. Remember to sign up to our free One Key™ rewards program to earn OneKeyCash™*, which can be redeemed on future travel.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You can usually cancel or change your flight, although there may be additional charges if your booking was made over 24 hours ago. Prefer to keep your options open? Make use of Expedia’s “Changes included” or “No cancel fee” filter to find flights that won’t charge extra if you need to adjust your plans. To modify your itinerary, visit “Trips,” select your flight and click on “Manage Booking” for more information.