Cheapest return flights from London to Calgary in September from 791€

Best time to book flights for London (LCY) to Calgary (YYC) flights at AirHint

AirHint found the following cheapest return flights from London (LCY) to Calgary (YYC) in September 2025 (see full year).

Return flights

24 Sep - 05 Oct KLM
23 Sep - 30 Sep KLM
16 Sep - 30 Sep KLM
18 Sep - 30 Sep KLM
30 Sep - 07 Oct KLM
18 Sep - 28 Sep KLM
15 Sep - 29 Sep KLM
01 Sep - 07 Oct Delta
26 Sep - 15 Oct KLM
24 Sep - 12 Oct KLM
22 Sep - 28 Sep KLM
09 Sep - 18 Sep KLM
09 Sep - 23 Sep KLM
09 Sep - 30 Sep KLM
12 Sep - 23 Sep KLM
29 Sep - 05 Oct KLM
08 Sep - 06 Oct SWISS
26 Sep - 10 Oct KLM
14 Sep - 05 Oct KLM
26 Sep - 03 Oct Delta

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

Skyscanner

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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