Cheapest one-way flights from Calgary to London in May from $249

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

One-Way flights

20 May WestJet direct
28 May WestJet direct
09 May WestJet direct
15 May WestJet
10 May WestJet direct
06 May WestJet direct
25 May WestJet direct
08 May WestJet
08 May WestJet direct
30 May WestJet

Also check the deals for return flights from Calgary to London 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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