Cheapest return flights from Raleigh-durham to Keflavik in May from $481

AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Keflavik (KEF) in May 2026 (see full year).

Return flights

04 May - 09 May Icelandair direct
31 May - 11 Jun Icelandair direct
07 May - 12 May Air France

Also check the deals for one-way flights from Raleigh-durham 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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