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

Return flights

15 Jan - 07 Feb	WestJet	direct
26 Jan - 29 Jan	WestJet	direct
26 Jan - 30 Jan	WestJet	direct
29 Jan - 07 Feb	WestJet	direct
16 Jan - 08 Feb	WestJet	direct
09 Jan - 18 Jan	WestJet	direct
16 Jan - 20 Jan	WestJet	direct
13 Jan - 27 Jan	WestJet	direct
13 Jan - 19 Jan	WestJet	direct
12 Jan - 07 Feb	WestJet	direct
31 Jan - 07 Feb	WestJet	direct
07 Jan - 21 Jan	WestJet	direct
27 Jan - 21 Feb	WestJet	direct
09 Jan - 17 Jan	WestJet	direct
05 Jan - 15 Jan	WestJet	direct
02 Jan - 09 Jan	WestJet

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 $447

Return flights