Cheapest return flights from London to Keflavik in April from $163

Best time to book flights for London (LGW) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from London (LGW) to Keflavik (KEF) in April 2025 (see full year).

Return flights

24 Apr - 07 May easyJet
21 Apr - 12 May easyJet
24 Apr - 29 Apr easyJet
24 Apr - 30 Apr easyJet
24 Apr - 01 May easyJet
14 Apr - 12 May easyJet
21 Apr - 23 Apr easyJet
29 Apr - 04 May Icelandair direct
21 Apr - 01 May easyJet
24 Apr - 28 Apr easyJet
21 Apr - 29 Apr easyJet
24 Apr - 24 Apr easyJet
30 Apr - 04 May Icelandair direct
21 Apr - 24 Apr easyJet direct
22 Apr - 30 Apr Vueling Airlines
29 Apr - 01 May easyJet
26 Apr - 30 Apr Norwegian
21 Apr - 28 Apr easyJet
28 Apr - 01 May Vueling Airlines
21 Apr - 02 May easyJet

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

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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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