Cheapest return flights from London to Keflavik in August from 181€

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

Return flights

24 Aug - 27 Aug Scandinavian Airlines
26 Aug - 09 Sep Scandinavian Airlines
18 Aug - 28 Aug Scandinavian Airlines
21 Aug - 26 Aug Scandinavian Airlines
17 Aug - 27 Aug Scandinavian Airlines
17 Aug - 24 Aug Scandinavian Airlines
29 Aug - 12 Sep Icelandair direct
14 Aug - 30 Aug Icelandair direct
31 Aug - 05 Sep Icelandair direct
21 Aug - 29 Aug Icelandair direct
22 Aug - 29 Aug Icelandair direct
27 Aug - 30 Aug Icelandair direct
16 Aug - 30 Aug Icelandair direct
26 Aug - 09 Sep Icelandair direct
30 Aug - 06 Sep Icelandair direct

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

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

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