Cheapest return flights from London to Keflavik in March from 144€

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

Return flights

16 Mar - 27 Mar British Airways direct
22 Mar - 26 Mar British Airways
10 Mar - 20 Mar British Airways direct
08 Mar - 12 Mar British Airways
08 Mar - 19 Mar British Airways direct
22 Mar - 26 Mar British Airways direct
03 Mar - 05 Mar Vueling Airlines
24 Mar - 31 Mar Vueling Airlines
01 Mar - 06 Mar British Airways direct
06 Mar - 16 Mar British Airways
31 Mar - 08 Apr Scandinavian Airlines
26 Mar - 09 Apr Scandinavian Airlines
26 Mar - 04 Apr Icelandair direct
27 Mar - 03 Apr Icelandair direct
27 Mar - 05 Apr Icelandair direct
29 Mar - 05 Apr Icelandair direct
31 Mar - 04 Apr Icelandair direct
29 Mar - 03 Apr Icelandair direct
29 Mar - 02 Apr Icelandair direct
28 Mar - 03 Apr Icelandair direct

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

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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