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

Return flights

06 Jan - 10 Feb	WestJet
06 Jan - 02 Feb	WestJet
19 Jan - 29 Jan	WestJet	direct
06 Jan - 13 Jan	WestJet	direct
07 Jan - 15 Jan	WestJet	direct
13 Jan - 20 Jan	WestJet	direct
12 Jan - 19 Jan	WestJet	direct
14 Jan - 21 Jan	WestJet	direct
06 Jan - 29 Jan	WestJet	direct
28 Jan - 24 Feb	WestJet	direct
06 Jan - 02 Feb	WestJet	direct
06 Jan - 10 Feb	WestJet	direct
12 Jan - 21 Feb	WestJet	direct
21 Jan - 28 Jan	WestJet	direct
09 Jan - 16 Jan	WestJet	direct
16 Jan - 31 Jan	WestJet	direct
17 Jan - 14 Feb	Lufthansa

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 813CAD

Return flights