Cheapest return flights from London to Calgary in May from 349€

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

Return flights

20 May - 29 May British Airways
20 May - 24 May British Airways
02 May - 29 May Vueling Airlines
19 May - 28 May Aer Lingus
16 May - 24 May Aer Lingus
10 May - 29 May British Airways
10 May - 24 May British Airways
10 May - 28 May British Airways
02 May - 24 May Vueling Airlines
16 May - 28 May Vueling Airlines
25 May - 04 Jun WestJet direct
20 May - 14 Jun Aer Lingus
20 May - 10 Jun Aer Lingus
19 May - 02 Jun Aer Lingus
28 May - 04 Jun British Airways
01 May - 10 Jun British Airways
22 May - 04 Jun Aer Lingus
23 May - 04 Jun Aer Lingus
21 May - 04 Jun WestJet direct
01 May - 10 Jun WestJet direct

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

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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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