Cheapest one-way flights from Raleigh-durham to Keflavik in May from $307

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

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

One-Way flights

08 May Frontier Airlines

Also check the deals for return flights from Raleigh-durham to Keflavik in May.

Skyscanner

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik