Cheapest return flights from Calgary to London in September from 669€

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

Return flights

17 Sep - 20 Sep Flair Airlines
13 Sep - 27 Sep Flair Airlines
25 Sep - 10 Oct Air Canada
21 Sep - 13 Oct Air Canada
22 Sep - 13 Oct Air Canada
24 Sep - 08 Oct Lufthansa
21 Sep - 01 Oct WestJet direct
24 Sep - 08 Oct WestJet direct
22 Sep - 05 Oct Lufthansa
22 Sep - 05 Oct WestJet direct
22 Sep - 13 Oct WestJet direct
03 Sep - 01 Oct WestJet direct
17 Sep - 20 Sep WestJet direct
13 Sep - 27 Sep Air Canada direct
12 Sep - 26 Sep Lufthansa
18 Sep - 25 Sep WestJet direct
07 Sep - 22 Sep Air Canada
09 Sep - 28 Sep Lufthansa direct
07 Sep - 22 Sep Lufthansa direct
12 Sep - 26 Sep Air Canada direct

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

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