Cheapest return flights from Calgary to London in April from 398€

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

Return flights

20 Apr - 24 Apr WestJet direct
13 Apr - 23 Apr Flair Airlines
13 Apr - 27 Apr Flair Airlines
08 Apr - 15 Apr KLM
12 Apr - 19 Apr KLM
13 Apr - 20 Apr KLM
20 Apr - 29 Apr WestJet
27 Apr - 05 May Virgin Atlantic
09 Apr - 16 Apr Virgin Atlantic
21 Apr - 04 May KLM
15 Apr - 22 Apr Virgin Atlantic
24 Apr - 28 Apr Delta
25 Apr - 02 May KLM
25 Apr - 08 May KLM
27 Apr - 08 May Delta
20 Apr - 13 May Air France
24 Apr - 02 May Delta
24 Apr - 08 May Delta
23 Apr - 05 May Air France
25 Apr - 06 May KLM

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

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