Cheapest return flights from Raleigh-durham to Keflavik in August from $533

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

Return flights

21 Aug - 25 Aug Air Canada
28 Aug - 07 Sep Air Canada
16 Aug - 23 Aug Air Canada
28 Aug - 07 Sep Icelandair direct
26 Aug - 07 Sep Icelandair direct
21 Aug - 25 Aug Icelandair direct
16 Aug - 23 Aug Icelandair direct
08 Aug - 17 Aug Lufthansa
08 Aug - 17 Aug Icelandair direct

Also check the deals for one-way flights from Raleigh-durham to Keflavik in August.

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