Cheapest return flights from London to Keflavik in August from 132€

AirHint found the following cheapest return flights from London (STN) to Keflavik (KEF) in August 2025 (see full year).

Return flights

28 Aug - 07 Sep Fly Play direct
30 Aug - 07 Sep Fly Play direct
29 Aug - 07 Sep Fly Play direct
31 Aug - 10 Sep Fly Play direct
29 Aug - 10 Sep Fly Play direct
30 Aug - 10 Sep Fly Play direct
31 Aug - 07 Sep Fly Play direct
27 Aug - 07 Sep Fly Play direct
27 Aug - 10 Sep Fly Play direct
29 Aug - 08 Sep Fly Play direct
26 Aug - 27 Aug Fly Play direct
27 Aug - 28 Aug Fly Play direct
26 Aug - 28 Aug Fly Play direct
28 Aug - 30 Aug Fly Play direct
21 Aug - 27 Aug Fly Play direct
27 Aug - 29 Aug Fly Play direct
26 Aug - 30 Aug Fly Play direct
26 Aug - 29 Aug Fly Play direct
21 Aug - 28 Aug Fly Play direct
24 Aug - 27 Aug Fly Play direct

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