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

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

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

Return flights

20 Apr - 25 Apr British Airways direct
23 Apr - 25 Apr British Airways direct
18 Apr - 25 Apr British Airways direct
17 Apr - 25 Apr British Airways direct
09 Apr - 12 Apr British Airways direct
22 Apr - 02 May British Airways direct
26 Apr - 02 May British Airways direct
14 Apr - 16 Apr Scandinavian Airlines
22 Apr - 29 Apr British Airways direct
26 Apr - 07 May British Airways direct
08 Apr - 11 Apr British Airways direct
01 Apr - 05 Apr British Airways direct
18 Apr - 29 Apr British Airways direct
27 Apr - 01 May British Airways direct
23 Apr - 01 May British Airways direct
29 Apr - 02 May Icelandair direct
30 Apr - 10 May Icelandair direct
27 Apr - 05 May British Airways direct
28 Apr - 02 May British Airways direct
21 Apr - 04 May Icelandair direct

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

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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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