Cheapest return flights from London to Keflavik in July from $219

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

02 Jul - 07 Jul Ryanair
27 Jul - 03 Aug Fly Play direct
03 Jul - 07 Jul Ryanair
05 Jul - 09 Jul Ryanair
02 Jul - 09 Jul Ryanair
03 Jul - 08 Jul Ryanair
03 Jul - 06 Jul Ryanair
25 Jul - 27 Jul Fly Play direct
25 Jul - 28 Jul Fly Play direct
30 Jul - 03 Aug Fly Play direct
28 Jul - 30 Jul Fly Play direct
25 Jul - 01 Aug Fly Play direct
27 Jul - 01 Aug Fly Play direct
06 Jul - 07 Jul Ryanair
25 Jul - 03 Aug Fly Play direct
31 Jul - 03 Aug Ryanair
29 Jul - 01 Aug Ryanair
31 Jul - 06 Aug Ryanair
24 Jul - 01 Aug Ryanair
25 Jul - 04 Aug Fly Play 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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