Cheapest one-way flights from London to Keflavik in June from 153€

Best time to book flights for London (LCY) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest one-way flights from London (LCY) to Keflavik (KEF) in June 2025 (see full year).

One-Way flights

05 Jun ITA Airways
20 Jun British Airways
15 Jun British Airways
08 Jun British Airways
04 Jun British Airways
26 Jun British Airways
22 Jun British Airways
23 Jun British Airways
25 Jun British Airways
30 Jun LOT

Also check the deals for return 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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik