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Cheapest one-way flights from London (LON) to Keflavik (KEF)

Click a month below to see all dates for that month.

All destinations from London (LON)

Lowest fare by month
Month	Price
July 2026	245 €
August 2026	63 €
September 2026	64 €
October 2026	50 €
November 2026	43 €
December 2026	51 €
January 2027	58 €
February 2027	55 €
March 2027	50 €
April 2027	51 €
May 2027	52 €

deals for return flights from London to Keflavik.

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Updated Jul 17, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from London (LON) to Keflavik (KEF)

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