Cheapest return flights from London to Keflavik in May from 98€

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

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

Return flights

18 May - 21 May easyJet direct
14 May - 21 May Fly Play direct
14 May - 19 May easyJet direct
16 May - 21 May easyJet direct
15 May - 21 May Fly Play direct
18 May - 23 May easyJet direct
05 May - 12 May Fly Play direct
03 May - 14 May Fly Play direct
30 May - 06 Jun easyJet direct
16 May - 23 May easyJet direct
14 May - 09 Jun Fly Play direct
08 May - 12 May Fly Play direct
30 May - 04 Jun easyJet direct
20 May - 22 Jun Fly Play direct
27 May - 09 Jun Fly Play direct
22 May - 02 Jun Fly Play direct
31 May - 06 Jun Fly Play direct
29 May - 03 Jun Fly Play direct
30 May - 08 Jun Fly Play direct
28 May - 02 Jun Fly Play direct

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