Cheapest return flights from Calgary to London in December from 825€

Best time to book flights for Calgary (YYC) to London (LHR) flights at AirHint

AirHint found the following cheapest return flights from Calgary (YYC) to London (LHR) in December 2025 (see full year).

Return flights

05 Dec - 14 Dec WestJet direct
12 Dec - 28 Dec Air Canada
06 Dec - 16 Jan Air Canada
06 Dec - 16 Jan Lufthansa direct
20 Dec - 27 Dec Air Canada
18 Dec - 05 Jan Lufthansa
18 Dec - 05 Jan Air Canada direct
20 Dec - 03 Jan Air Canada
20 Dec - 03 Jan Lufthansa direct

Also check the deals for one-way flights from Calgary to London in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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