Cheapest return flights from London to Keflavik in December from 226€

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

Return flights

07 Dec - 10 Dec Ryanair
23 Dec - 31 Dec easyJet
27 Dec - 31 Dec Ryanair
10 Dec - 13 Dec easyJet
17 Dec - 22 Dec Ryanair
16 Dec - 21 Dec Ryanair
03 Dec - 07 Dec Ryanair
24 Dec - 29 Dec Ryanair
24 Dec - 03 Jan Ryanair
19 Dec - 31 Dec easyJet
17 Dec - 21 Dec Ryanair
28 Dec - 03 Jan easyJet

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

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.