Cheapest return flights from London to Calgary in December from $478

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

Return flights

08 Dec - 11 Dec British Airways
01 Dec - 08 Dec British Airways
01 Dec - 07 Dec British Airways
01 Dec - 04 Dec British Airways
23 Dec - 08 Jan Vueling Airlines
08 Dec - 14 Dec British Airways
10 Dec - 10 Jan Air France
06 Dec - 13 Dec Air France
08 Dec - 23 Dec British Airways
02 Dec - 09 Dec British Airways
05 Dec - 13 Dec Air France
13 Dec - 13 Dec British Airways
25 Dec - 07 Jan WestJet direct
25 Dec - 08 Jan WestJet direct
24 Dec - 07 Jan Air France
20 Dec - 10 Jan British Airways
24 Dec - 08 Jan Air France
16 Dec - 04 Jan British Airways
17 Dec - 06 Jan Air France
21 Dec - 04 Jan Air France

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