What is the cheapest month to fly from Boston to Calgary?

Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Boston (BOS) to Calgary (YYC), with fares starting from $179.

What is the lowest current fare from BOS to YYC?

The lowest currently-listed fare from Boston (BOS) to Calgary (YYC) is $179 on 2026-05-27.

Direct flights from BOS to YYC cover approximately 3,364 km (2,090 miles), with an estimated flight time of 3h 57m. Operating airlines: WS.

Cheapest current fares: $179 in May 2026, 3,364 km direct flight in ~3h 57m.

Last updated May 24, 2026 · By Flightmaps Editorial

Lowest available fare per calendar month from Boston (BOS) to Calgary (YYC). Refreshed daily.

What is the cheapest month to fly from Boston to Calgary?

Based on current 6-month forward fare data, May 2026 is the cheapest month to fly from Boston (BOS) to Calgary (YYC), with fares starting from $179.
What is the lowest current fare from BOS to YYC?

The lowest currently-listed fare from Boston (BOS) to Calgary (YYC) is $179 on 2026-05-27.
How long is the flight from Boston to Calgary?

Direct flights from BOS to YYC cover approximately 3,364 km (2,090 miles), with an estimated flight time of 3h 57m. Operating airlines: WS.

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