Cheapest return LHR–YYC flights, September

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

Return flights

27 Sep - 17 Oct LOT
22 Sep - 06 Oct British Airways
27 Sep - 07 Oct Finnair
29 Sep - 13 Oct Finnair
03 Sep - 15 Sep Scandinavian Airlines
02 Sep - 14 Sep Vueling Airlines
02 Sep - 07 Sep Icelandair
01 Sep - 16 Sep KLM
02 Sep - 15 Sep Vueling Airlines
01 Sep - 18 Sep KLM
01 Sep - 06 Sep KLM
27 Sep - 17 Oct WestJet direct
04 Sep - 18 Sep KLM
04 Sep - 20 Sep KLM
11 Sep - 18 Sep KLM
26 Sep - 10 Oct KLM
09 Sep - 01 Oct KLM
25 Sep - 03 Oct KLM
04 Sep - 04 Oct KLM
15 Sep - 02 Oct KLM

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

Powered by

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.

Book a cheap hotel in Calgary

Cheap car rent in Calgary

Feel free to contact us with any feedback or request another flight research.