Cheapest return flights from London to Calgary in September from 600€

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

Return flights

14 Sep - 29 Sep British Airways
23 Sep - 28 Sep British Airways
14 Sep - 22 Sep British Airways
08 Sep - 21 Sep British Airways
10 Sep - 21 Sep British Airways
09 Sep - 22 Sep British Airways
10 Sep - 22 Sep British Airways
14 Sep - 21 Sep British Airways
12 Sep - 21 Sep British Airways
22 Sep - 29 Sep British Airways
20 Sep - 04 Oct KLM
20 Sep - 02 Oct KLM
11 Sep - 02 Oct KLM
26 Sep - 06 Oct KLM
23 Sep - 04 Oct KLM
21 Sep - 10 Oct KLM
22 Sep - 06 Oct KLM
16 Sep - 07 Oct Air France
26 Sep - 07 Oct KLM
17 Sep - 02 Oct KLM

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

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