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

Return flights

24 Feb - 26 Feb	easyJet
17 Feb - 26 Feb	easyJet
18 Feb - 24 Feb	Ryanair
24 Feb - 03 Mar	easyJet
23 Feb - 26 Feb	easyJet
10 Feb - 12 Feb	Ryanair
07 Feb - 10 Feb	Ryanair
10 Feb - 17 Feb	easyJet
17 Feb - 24 Feb	easyJet
21 Feb - 26 Feb	Ryanair
21 Feb - 24 Feb	Ryanair
25 Feb - 01 Mar	easyJet
24 Feb - 02 Mar	Ryanair
27 Feb - 02 Mar	Ryanair
23 Feb - 02 Mar	Ryanair
20 Feb - 07 Mar	Ryanair
06 Feb - 08 Mar	Ryanair
25 Feb - 04 Mar	Ryanair
28 Feb - 06 Mar	Ryanair
09 Feb - 14 Mar	Ryanair

Also check the deals for one-way flights from London to Keflavik in February.

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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Cheapest return flights from London to Keflavik in February from 130€

Return flights