Cheapest one-way flights from London to Keflavik in December from 51€

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

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

One-Way flights

06 Dec Fly Play direct
09 Dec Fly Play direct
03 Dec Fly Play direct
04 Dec Fly Play direct
05 Dec Fly Play direct
12 Dec Fly Play direct
18 Dec Fly Play direct
24 Dec Fly Play direct
17 Dec Fly Play direct
22 Dec Fly Play direct

Also check the deals for return flights from London to Keflavik in December.

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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