AirHint found the following cheapest return flights from Calgary (YYC) to London (LHR) in January 2026 (see full year).

Return flights

14 Jan - 25 Feb	WestJet
22 Jan - 02 Feb	WestJet
23 Jan - 06 Feb	WestJet
12 Jan - 25 Feb	WestJet
15 Jan - 20 Jan	WestJet
17 Jan - 31 Jan	WestJet	direct
11 Jan - 25 Jan	WestJet
11 Jan - 17 Jan	WestJet
15 Jan - 27 Jan	WestJet
29 Jan - 09 Feb	WestJet	direct
22 Jan - 29 Jan	WestJet	direct
23 Jan - 06 Feb	WestJet	direct
18 Jan - 07 Feb	WestJet
17 Jan - 07 Feb	WestJet
14 Jan - 28 Jan	WestJet	direct
13 Jan - 21 Jan	WestJet	direct
13 Jan - 26 Jan	WestJet	direct
17 Jan - 24 Jan	WestJet	direct
22 Jan - 02 Feb	WestJet	direct
17 Jan - 03 Feb	WestJet	direct

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

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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Cheapest return flights from Calgary to London in January from 344€

Return flights