Cheapest return flights from London to Keflavik in April from $141

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

21 Apr - 24 Apr easyJet direct
24 Apr - 30 Apr easyJet
21 Apr - 30 Apr easyJet
29 Apr - 12 May easyJet
23 Apr - 28 Apr Icelandair direct
03 Apr - 10 Apr easyJet direct
23 Apr - 29 Apr Icelandair direct
29 Apr - 06 May Icelandair direct
30 Apr - 06 May Icelandair direct
24 Apr - 29 Apr Icelandair direct
08 Apr - 10 Apr easyJet
14 Apr - 24 Apr easyJet direct
29 Apr - 04 May Icelandair direct
30 Apr - 04 May Icelandair direct
03 Apr - 07 Apr easyJet direct
23 Apr - 03 May Icelandair direct
14 Apr - 03 May easyJet
23 Apr - 02 May Icelandair direct
16 Apr - 06 May Icelandair direct
22 Apr - 19 May easyJet

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

Skyscanner

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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