Cheapest return flights from London to Calgary in December from $732

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

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

Return flights

01 Dec - 07 Dec WestJet direct
02 Dec - 08 Dec WestJet direct
02 Dec - 09 Dec WestJet direct
01 Dec - 10 Dec WestJet direct
11 Dec - 14 Dec Delta
26 Dec - 07 Jan WestJet direct
26 Dec - 06 Jan WestJet direct
13 Dec - 24 Dec Delta
26 Dec - 10 Jan WestJet direct
08 Dec - 22 Dec KLM
12 Dec - 22 Dec Virgin Atlantic
17 Dec - 27 Dec Delta
16 Dec - 27 Dec Delta
27 Dec - 07 Jan Delta
28 Dec - 07 Jan Delta
29 Dec - 07 Jan Delta
27 Dec - 06 Jan Delta
29 Dec - 07 Jan WestJet direct
29 Dec - 09 Jan WestJet direct
24 Dec - 04 Jan WestJet direct

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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