Cheapest one-way flights from London to Calgary in October from $344

AirHint found the following cheapest one-way flights from London (LHR) to Calgary (YYC) in October 2025 (see full year).

One-Way flights

07 Oct British Airways
28 Oct Vueling Airlines
29 Oct WestJet direct
28 Oct WestJet direct
11 Oct British Airways
01 Oct British Airways
08 Oct Aer Lingus
27 Oct WestJet direct
03 Oct British Airways
15 Oct WestJet direct

Also check the deals for return flights from London to Calgary in October.

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.

Book a cheap hotel in Calgary

Cheap car rent in Calgary

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