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

16 Jun - 01 Jul British Airways
16 Jun - 23 Jun British Airways
08 Jun - 12 Jun Vueling Airlines
16 Jun - 19 Jun British Airways
07 Jun - 12 Jun British Airways
07 Jun - 10 Jun British Airways
04 Jun - 07 Jun KLM
06 Jun - 17 Jun Austrian Airlines
07 Jun - 11 Jun British Airways
27 Jun - 04 Jul Icelandair direct
27 Jun - 03 Jul Icelandair direct
05 Jun - 12 Jun British Airways
19 Jun - 24 Jun British Airways
28 Jun - 01 Jul Icelandair direct
30 Jun - 03 Jul Icelandair direct
30 Jun - 04 Jul Icelandair direct
21 Jun - 02 Jul British Airways
27 Jun - 07 Jul Icelandair direct
27 Jun - 09 Jul Icelandair direct
28 Jun - 04 Jul Icelandair direct

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

Powered by

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.