Cheapest return flights from London to Keflavik in August from $134

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

Return flights

26 Aug - 16 Sep easyJet direct
30 Aug - 16 Sep easyJet direct
26 Aug - 13 Sep easyJet direct
30 Aug - 09 Sep easyJet direct
30 Aug - 13 Sep easyJet direct
26 Aug - 06 Sep easyJet direct
30 Aug - 06 Sep easyJet direct
23 Aug - 09 Sep easyJet direct
30 Aug - 20 Sep easyJet direct
19 Aug - 09 Sep easyJet direct
23 Aug - 28 Aug easyJet
26 Aug - 30 Aug easyJet direct
26 Aug - 27 Aug easyJet
23 Aug - 26 Aug easyJet direct
19 Aug - 26 Aug easyJet direct
05 Aug - 12 Aug easyJet direct
23 Aug - 30 Aug easyJet direct
03 Aug - 09 Aug British Airways direct
02 Aug - 12 Aug easyJet direct
19 Aug - 30 Aug easyJet 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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