Cheapest return flights from London to Keflavik in June from $218

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

Return flights

03 Jun - 17 Jun Ryanair
02 Jun - 09 Jun Ryanair
02 Jun - 10 Jun easyJet
12 Jun - 24 Jun easyJet
03 Jun - 09 Jun Ryanair
03 Jun - 13 Jun Ryanair
12 Jun - 17 Jun easyJet
03 Jun - 10 Jun Ryanair
16 Jun - 24 Jun easyJet
03 Jun - 11 Jun 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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