Cheapest one-way flights from London to Keflavik in April from 135€

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 April 2025 (see full year).

One-Way flights

10 Apr ITA Airways
30 Apr SWISS
22 Apr British Airways
07 Apr British Airways
03 Apr British Airways
11 Apr LOT
16 Apr British Airways
04 Apr British Airways
01 Apr British Airways
17 Apr British Airways

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

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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