Cheapest one-way flights from London to St. John's in December from $547

AirHint found the following cheapest one-way flights from London (LHR) to St. John's (YYT) in December 2025 (see full year).

One-Way flights

14 Dec WestJet
31 Dec WestJet

Also check the deals for return flights from London to St. John's in December.

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.

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