Cheapest return flights from London to Keflavik in July from 138€

Best time to book flights for London (LON) to Keflavik (KEF) flights at AirHint

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

Return flights

30 Jul - 13 Aug easyJet direct
06 Jul - 13 Jul Fly Play direct
09 Jul - 20 Jul easyJet direct
04 Jul - 16 Jul Fly Play direct
06 Jul - 09 Jul Fly Play direct
09 Jul - 23 Jul Fly Play direct
27 Jul - 13 Aug easyJet direct
09 Jul - 13 Jul Fly Play direct
09 Jul - 21 Jul Fly Play direct
20 Jul - 30 Jul easyJet direct
02 Jul - 13 Jul Fly Play direct
04 Jul - 13 Jul Fly Play direct
20 Jul - 01 Aug easyJet direct
28 Jul - 04 Aug Fly Play direct
25 Jul - 03 Aug Fly Play direct
30 Jul - 01 Aug Fly Play direct
30 Jul - 20 Aug easyJet
30 Jul - 20 Aug easyJet direct
25 Jul - 01 Aug Fly Play direct
18 Jul - 24 Aug Icelandair direct

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

Skyscanner

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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