Cheapest return flights from London to Keflavik in January from 128€

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

Return flights

23 Jan - 29 Jan Ryanair
10 Jan - 10 Feb Ryanair
08 Jan - 13 Jan Ryanair
07 Jan - 10 Jan Ryanair
25 Jan - 29 Jan Ryanair
25 Jan - 30 Jan Ryanair
12 Jan - 10 Feb Ryanair
31 Jan - 05 Feb Ryanair
07 Jan - 14 Jan Ryanair
25 Jan - 31 Jan Ryanair
14 Jan - 17 Jan Ryanair
23 Jan - 27 Jan Ryanair
25 Jan - 27 Jan Ryanair
26 Jan - 01 Feb Ryanair
28 Jan - 07 Feb Ryanair
31 Jan - 07 Feb easyJet
23 Jan - 03 Feb Ryanair
29 Jan - 05 Feb Ryanair
29 Jan - 07 Feb Ryanair
31 Jan - 04 Feb Ryanair

Also check the deals for one-way 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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