Cheapest one-way flights from London to Keflavik in April from 97€

AirHint found the following cheapest one-way flights from London (LHR) to Keflavik (KEF) in April 2026 (see full year).

One-Way flights

22 Apr Icelandair direct
13 Apr Icelandair direct
14 Apr Icelandair direct
19 Apr British Airways direct
24 Apr Scandinavian Airlines
29 Apr British Airways direct
18 Apr Vueling Airlines
28 Apr British Airways direct
24 Apr British Airways direct
12 Apr British Airways direct

Also check the deals for return 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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