Cheapest return flights from Raleigh-durham to Keflavik in March from $457

Best time to book flights for Raleigh-durham (RDU) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Keflavik (KEF) in March 2025 (see full year).

Return flights

02 Mar - 08 Mar Frontier Airlines
05 Mar - 10 Mar Spirit Airlines
12 Mar - 19 Mar British Airways
12 Mar - 19 Mar Icelandair direct
24 Mar - 28 Mar Icelandair direct
08 Mar - 15 Mar Frontier Airlines
21 Mar - 26 Mar Icelandair direct
05 Mar - 10 Mar Icelandair direct
01 Mar - 14 Mar Icelandair direct
07 Mar - 14 Mar American Airlines

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

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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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