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

Return flights

02 Feb - 05 Feb	Ryanair
02 Feb - 07 Feb	Ryanair
03 Feb - 05 Feb	Ryanair
01 Feb - 07 Feb	Ryanair
03 Feb - 07 Feb	Ryanair
01 Feb - 05 Feb	Ryanair
18 Feb - 24 Feb	Ryanair
23 Feb - 26 Feb	easyJet
07 Feb - 08 Feb	Ryanair
05 Feb - 07 Feb	Ryanair
27 Feb - 05 Mar	Ryanair
27 Feb - 04 Mar	Ryanair
24 Feb - 01 Mar	Ryanair
27 Feb - 07 Mar	Ryanair
26 Feb - 02 Mar	Ryanair
25 Feb - 02 Mar	easyJet
27 Feb - 01 Mar	Ryanair
26 Feb - 01 Mar	Ryanair
16 Feb - 02 Mar	easyJet
28 Feb - 09 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 153€

Return flights