Cheapest return flights from London to Keflavik in July from $290

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

Return flights

09 Jul - 21 Jul Icelandair direct
02 Jul - 18 Jul Icelandair direct
14 Jul - 23 Jul Icelandair direct
14 Jul - 22 Jul Icelandair direct
26 Jul - 08 Aug Icelandair direct
01 Jul - 12 Aug Icelandair direct
10 Jul - 19 Jul Icelandair direct
31 Jul - 12 Aug Icelandair direct
18 Jul - 02 Aug Icelandair direct
09 Jul - 19 Jul Icelandair direct
07 Jul - 19 Jul Icelandair direct
15 Jul - 22 Jul Icelandair direct
09 Jul - 18 Jul Icelandair direct
15 Jul - 25 Jul Icelandair direct
29 Jul - 05 Aug Icelandair direct
31 Jul - 05 Aug Icelandair direct
25 Jul - 01 Aug Icelandair direct
24 Jul - 07 Aug Icelandair direct
30 Jul - 03 Aug Icelandair direct
10 Jul - 02 Aug Icelandair 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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