Cheapest return flights from London to Keflavik in June from 221€

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

Return flights

01 Jun - 04 Jun Vueling Airlines
01 Jun - 05 Jun Vueling Airlines
24 Jun - 01 Jul KLM
18 Jun - 21 Jun KLM
04 Jun - 07 Jun KLM
11 Jun - 18 Jun Vueling Airlines
15 Jun - 21 Jun Vueling Airlines
04 Jun - 09 Jun Vueling Airlines
08 Jun - 18 Jun Air France
06 Jun - 10 Jun Austrian Airlines
05 Jun - 10 Jun Austrian Airlines
20 Jun - 04 Jul Icelandair direct
28 Jun - 08 Jul KLM
24 Jun - 01 Jul Icelandair direct
25 Jun - 09 Jul Icelandair direct
26 Jun - 04 Jul Icelandair direct
25 Jun - 05 Jul Icelandair direct
21 Jun - 05 Jul Icelandair direct
28 Jun - 05 Jul Icelandair direct
30 Jun - 11 Jul Icelandair direct

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

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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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