Cheapest return LTN–KEF flights, May

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

Return flights

31 May - 15 Jun easyJet direct
13 May - 19 May Wizz Air Malta
13 May - 20 May Wizz Air Malta
31 May - 26 Jun easyJet direct
06 May - 20 May easyJet
12 May - 19 May Wizz Air Malta
14 May - 19 May Wizz Air Malta
14 May - 18 May Wizz Air Malta
13 May - 18 May Wizz Air Malta
31 May - 19 Jun easyJet direct
13 May - 15 May Wizz Air Malta
06 May - 20 May easyJet direct
31 May - 29 Jun easyJet direct
27 May - 15 Jun easyJet direct
13 May - 20 May easyJet direct
27 May - 13 Jun easyJet direct
27 May - 19 Jun easyJet direct
27 May - 29 Jun easyJet direct
13 May - 03 Jun easyJet direct
31 May - 22 Jun easyJet direct

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