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
15 Nov - 19 Nov	Icelandair	direct
26 Nov - 01 Dec	Spirit Airlines
27 Nov - 20 Dec	jetBlue
26 Nov - 20 Dec	jetBlue
28 Nov - 20 Dec	jetBlue
28 Nov - 20 Dec	Icelandair	direct
25 Nov - 30 Nov	Finnair
26 Nov - 30 Nov	Finnair
24 Nov - 30 Nov	Finnair
23 Nov - 28 Nov	Finnair
22 Nov - 26 Nov	Icelandair	direct
23 Nov - 28 Nov	Icelandair	direct
26 Nov - 20 Dec	Icelandair	direct
26 Nov - 01 Dec	Icelandair	direct
26 Nov - 30 Nov	Icelandair	direct

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

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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Cheapest return flights from Raleigh-durham to Keflavik in November from $446

Return flights