Cheapest return flights from Keflavik to London in August from $305

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

Return flights

12 Aug - 24 Aug easyJet
12 Aug - 24 Aug Icelandair direct
22 Aug - 29 Aug easyJet
22 Aug - 29 Aug Icelandair direct

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

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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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