Cheapest return flights from London to Keflavik in July from $334

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

Return flights

30 Jul - 07 Aug Scandinavian Airlines
30 Jul - 10 Aug Scandinavian Airlines
09 Jul - 22 Jul SWISS
30 Jul - 03 Aug Scandinavian Airlines
10 Jul - 13 Jul Lufthansa
10 Jul - 17 Jul Lufthansa
09 Jul - 17 Jul SWISS
09 Jul - 13 Jul SWISS
30 Jul - 06 Aug Scandinavian Airlines
13 Jul - 21 Jul British Airways
30 Jul - 01 Aug Scandinavian Airlines
23 Jul - 06 Aug Scandinavian Airlines
23 Jul - 05 Aug Scandinavian Airlines
30 Jul - 04 Aug Scandinavian Airlines
09 Jul - 15 Jul SWISS
09 Jul - 12 Jul SWISS
16 Jul - 28 Jul SWISS
16 Jul - 20 Jul SWISS
30 Jul - 20 Aug Scandinavian Airlines
12 Jul - 12 Aug British Airways

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

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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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