Cheapest return flights from Keflavik to London in May from $219

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

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

Return flights

13 May - 14 May easyJet
13 May - 20 May easyJet
18 May - 20 May Wizz Air Malta
06 May - 07 May Norwegian
08 May - 10 May easyJet
27 May - 30 May easyJet
25 May - 30 May easyJet
13 May - 22 Jun Norwegian
19 May - 26 May easyJet
07 May - 21 May easyJet
06 May - 13 May easyJet
30 May - 02 Jun Fly Play
23 May - 01 Jun Fly Play
13 May - 22 Jun Icelandair direct
30 May - 02 Jun Icelandair direct
23 May - 01 Jun Icelandair direct
05 May - 08 Jun Icelandair direct

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

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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