AirHint found the following cheapest return flights from Raleigh-durham (RDU) to Keflavik (KEF) in November 2025 (see full year).
Return flights
| 17 Nov - 21 Nov | Icelandair | direct | |
| 14 Nov - 06 Dec | Frontier Airlines | ||
| 27 Nov - 20 Dec | Frontier Airlines | ||
| 14 Nov - 06 Dec | Icelandair | direct | |
| 28 Nov - 20 Dec | Spirit Airlines |
Also check the deals for one-way flights from Raleigh-durham to Keflavik in November.
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