Cheapest return flights from London to Keflavik in July from $239

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

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

Return flights

27 Jul - 03 Aug Fly Play direct
28 Jul - 01 Aug Fly Play direct
27 Jul - 30 Jul Fly Play direct
27 Jul - 01 Aug Fly Play direct
28 Jul - 03 Aug Fly Play direct
04 Jul - 13 Jul Ryanair
09 Jul - 14 Jul Ryanair
09 Jul - 13 Jul Ryanair
29 Jul - 01 Aug Ryanair
22 Jul - 28 Jul Ryanair
02 Jul - 16 Jul Fly Play direct
31 Jul - 03 Aug Ryanair
04 Jul - 14 Jul Ryanair
10 Jul - 13 Jul Ryanair
28 Jul - 30 Jul Fly Play direct
15 Jul - 27 Jul Ryanair
17 Jul - 01 Aug Ryanair
27 Jul - 04 Aug Fly Play direct
21 Jul - 01 Aug Fly Play direct
31 Jul - 05 Aug Ryanair

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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