Cheapest one-way flights from Calgary to London in September from $393

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

One-Way flights

26 Sep WestJet direct
30 Sep WestJet direct
27 Sep WestJet direct
29 Sep WestJet direct
01 Sep WestJet
01 Sep WestJet direct
16 Sep WestJet direct
05 Sep WestJet direct
10 Sep WestJet direct
18 Sep Air France

Also check the deals for return flights from Calgary to London 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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