Cheapest return flights from London to Calgary in September from 586€

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

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

Return flights

04 Sep - 24 Sep Air Transat
04 Sep - 23 Sep Air Transat
04 Sep - 22 Sep Air Transat
04 Sep - 25 Sep Air Transat
20 Sep - 28 Sep Air Transat
18 Sep - 03 Oct Air Transat
08 Sep - 21 Sep Air Transat
14 Sep - 25 Sep Air Transat
11 Sep - 25 Sep Air Transat
09 Sep - 21 Sep Air Transat
10 Sep - 24 Sep Air Transat
14 Sep - 03 Oct Air Transat
15 Sep - 03 Oct Air Transat
15 Sep - 04 Oct Air Transat
15 Sep - 05 Oct Air Transat
14 Sep - 05 Oct Air Transat
23 Sep - 06 Oct Air Transat
25 Sep - 05 Oct Air Transat
30 Sep - 14 Oct Air Transat
20 Sep - 04 Oct Air Transat

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

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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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