Cheapest return flights from London to Keflavik in June from $203

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

Return flights

03 Jun - 06 Jun Ryanair
03 Jun - 08 Jun Ryanair
03 Jun - 07 Jun Ryanair
13 Jun - 18 Jun Ryanair
12 Jun - 26 Jun Ryanair
02 Jun - 09 Jun Ryanair
01 Jun - 06 Jun easyJet
12 Jun - 14 Jun Ryanair
04 Jun - 08 Jun Ryanair
17 Jun - 23 Jun Ryanair
18 Jun - 05 Jul Ryanair
18 Jun - 02 Jul Ryanair
30 Jun - 09 Jul Ryanair
30 Jun - 08 Jul Ryanair
08 Jun - 28 Jul Ryanair
30 Jun - 14 Jul Ryanair
08 Jun - 18 Jul easyJet
22 Jun - 01 Jul Ryanair
26 Jun - 18 Jul easyJet
26 Jun - 03 Jul Ryanair

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

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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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