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

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Calgary (YYC) to Boston (BOS), with fares starting from $110.

What is the lowest current fare from YYC to BOS?

The lowest currently-listed fare from Calgary (YYC) to Boston (BOS) is $110 on 2026-09-16.

How long is the flight from Calgary to Boston?

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

Cheap flights from Calgary to Boston

Cheapest current fares: $110 in September 2026, 3,364 km direct flight in ~3h 57m.

Last updated August 2, 2026 · By Flightmaps Editorial

Cheapest month-by-month fares

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

Calgary (YYC) → Boston (BOS)

September 2026 $110

Frequently asked questions

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

Based on current 6-month forward fare data, September 2026 is the cheapest month to fly from Calgary (YYC) to Boston (BOS), with fares starting from $110.
What is the lowest current fare from YYC to BOS?

The lowest currently-listed fare from Calgary (YYC) to Boston (BOS) is $110 on 2026-09-16.
How long is the flight from Calgary to Boston?

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

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