Cheapest return flights from London to Keflavik in July from 427€

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

Return flights

01 Jul - 08 Jul SWISS
10 Jul - 13 Jul Lufthansa
01 Jul - 05 Jul KLM
03 Jul - 06 Jul Lufthansa
01 Jul - 31 Jul SWISS
20 Jul - 23 Jul Lufthansa
20 Jul - 27 Jul Lufthansa
10 Jul - 15 Jul Lufthansa
05 Jul - 07 Jul SWISS
05 Jul - 06 Jul Lufthansa
30 Jul - 06 Aug SWISS
17 Jul - 27 Aug SWISS
28 Jul - 09 Aug Luxair
25 Jul - 09 Aug KLM
25 Jul - 04 Aug ITA Airways
22 Jul - 02 Aug SWISS
27 Jul - 09 Aug Lufthansa

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

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