Cheapest return PSA–KEF flights, May

AirHint found the following cheapest return flights from Pisa (PSA) to Keflavik (KEF) in May 2026 (see full year).

Return flights

21 May - 23 May Ryanair
23 May - 30 May Ryanair
25 May - 28 May Ryanair
25 May - 02 Jun Ryanair

Also check the deals for one-way flights from Pisa to Keflavik in May.

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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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