Cheapest return LCY–KEF flights, July

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 KLM
07 Jul - 13 Jul KLM
22 Jul - 29 Jul KLM
22 Jul - 26 Jul KLM
28 Jul - 05 Aug British Airways
01 Jul - 16 Jul KLM
01 Jul - 05 Jul KLM
10 Jul - 15 Jul KLM
10 Jul - 13 Jul KLM
01 Jul - 26 Jul KLM
08 Jul - 15 Jul SWISS
28 Jul - 04 Aug British Airways
21 Jul - 02 Aug British Airways
24 Jul - 02 Aug British Airways
24 Jul - 09 Aug British Airways
31 Jul - 07 Aug British Airways
29 Jul - 01 Aug SWISS
29 Jul - 02 Aug SWISS
31 Jul - 09 Aug British Airways
25 Jul - 07 Aug KLM

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

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