Cheapest return flights from London to Keflavik in August from 529€

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

Return flights

03 Aug - 20 Aug Lufthansa
07 Aug - 13 Aug Lufthansa
10 Aug - 13 Aug Lufthansa
26 Aug - 30 Aug Air Dolomiti
21 Aug - 24 Aug Lufthansa
09 Aug - 13 Aug Lufthansa
14 Aug - 17 Aug Lufthansa
07 Aug - 16 Aug Lufthansa
10 Aug - 16 Aug Air Dolomiti
14 Aug - 21 Aug KLM

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

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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