Cheapest one-way flights from London to Keflavik in January from $72

AirHint found the following cheapest one-way flights from London (STN) to Keflavik (KEF) in January 2026 (see full year).

One-Way flights

06 Jan easyJet
10 Jan easyJet
25 Jan Ryanair
28 Jan easyJet
23 Jan Ryanair
30 Jan Ryanair
19 Jan Ryanair
07 Jan easyJet
12 Jan Ryanair
14 Jan easyJet

Also check the deals for return flights from London to Keflavik in January.

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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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