Cheapest return flights from London to Keflavik in June from $231

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

Return flights

03 Jun - 10 Jun British Airways direct
03 Jun - 13 Jun British Airways direct
01 Jun - 06 Jun British Airways direct
17 Jun - 24 Jun British Airways direct
08 Jun - 17 Jun British Airways direct
30 Jun - 03 Jul Icelandair direct
18 Jun - 22 Jun Icelandair direct
01 Jun - 07 Jun Scandinavian Airlines
01 Jun - 08 Jun British Airways direct
14 Jun - 28 Jun Icelandair direct
02 Jun - 09 Jun Icelandair direct
28 Jun - 05 Jul Icelandair direct
27 Jun - 06 Jul Icelandair direct
27 Jun - 01 Jul British Airways
28 Jun - 09 Jul Icelandair direct

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

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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