C$ 153 Find Cheap Flights from Boston to Calgary – Compare and Save

If you are looking for a flight deal from Boston to Calgary, look for departures on Wednesdays and avoid leaving on a Sunday, as it's usually the priciest day. When flying back from Calgary, Saturday is the cheapest day to fly and Tuesday is the most expensive.

The cheapest month for flights from Boston to Calgary is May, where tickets cost C$ 415 (return) on average. On the other hand, the most expensive months are December and February, where the average cost of round-trip tickets is C$ 776 and C$ 751 respectively.

No, with an average price for the route of C$ 535, prices are generally cheapest when you fly direct.

To get a below average price on the flight from Boston to Calgary, you should book around 3 weeks before departure, which saves you about 61% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 16 weeks before departure.

In the past 5 days, the cheapest round-trip tickets from Boston to Calgary were found on WestJet (C$ 311) and Porter Airlines (C$ 312).

There is just one airline that flies from Boston to Calgary direct and that is WestJet. The best round-trip deal found from WestJet for the route is C$ 198.

Toronto (YYZ) is the top choice – 67% of KAYAK users who clicked on one-stop flights from Boston to Calgary picked an itinerary connecting there.

Flights via Montreal (YUL) offer the most affordable fares, with an average round-trip price of C$ 559.

Consider flying via Montreal (YUL) for the shortest journey. The average one-way travel time for flights connecting there is 7h 43m.

If you prefer a quick connection, Montreal (YUL) often has the shortest layovers from Boston to Calgary, with an average of 1h 36m.

There is only one cabin class option available for the route, which is Economy. Perform a search on KAYAK to find the latest prices and availability for all cabin fares, which differ across airlines.

Each day, there are between 1 and 2 nonstop flights that take off from Boston and land in Calgary, with an average flight time of 5h 25m. The most common departure time is 6:00 p.m. and most flights take off in the evening. Each week, there are 10 flights. The most frequent day of departure is Monday, when 20% of all weekly flights depart. The fewest flights depart on a Wednesday.