Cheapest return flights from London to Keflavik in July from $251

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

Return flights

11 Jul - 25 Jul Icelandair direct
01 Jul - 07 Jul Icelandair direct
25 Jul - 01 Aug Icelandair direct
16 Jul - 20 Jul Icelandair direct
09 Jul - 12 Jul Icelandair direct
10 Jul - 12 Jul Icelandair direct
10 Jul - 14 Jul Icelandair direct
11 Jul - 14 Jul Icelandair direct
24 Jul - 31 Jul Icelandair direct
20 Jul - 27 Jul Icelandair direct
09 Jul - 15 Jul Icelandair direct
29 Jul - 05 Aug Icelandair direct
31 Jul - 05 Aug Icelandair direct
31 Jul - 14 Aug Scandinavian Airlines
30 Jul - 09 Aug Scandinavian Airlines
17 Jul - 14 Aug Scandinavian Airlines
31 Jul - 09 Aug Scandinavian Airlines
29 Jul - 08 Aug Scandinavian Airlines
31 Jul - 10 Aug Scandinavian Airlines
29 Jul - 08 Aug British Airways direct

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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