Cheapest return flights from Keflavik to London in May from 142€

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

Return flights

12 May - 13 May Wizz Air
22 May - 31 May Wizz Air
14 May - 31 May Wizz Air Malta
24 May - 07 Jun easyJet direct
28 May - 31 May Wizz Air
03 May - 06 May easyJet direct
03 May - 13 May easyJet direct
20 May - 31 May easyJet direct
06 May - 11 May Wizz Air
28 May - 01 Jun Wizz Air
20 May - 07 Jun easyJet direct
05 May - 10 May Wizz Air
03 May - 10 May easyJet direct
31 May - 03 Jun Wizz Air Malta
24 May - 03 Jun easyJet direct
24 May - 10 Jun easyJet direct
20 May - 03 Jun easyJet direct
29 May - 03 Jun Wizz Air
27 May - 07 Jun easyJet direct
30 May - 03 Jun Wizz Air

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

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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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