Cheapest return BNA–KEF flights, May

AirHint found the following cheapest return flights from Nashville (BNA) to Keflavik (KEF) in May 2026 (see full year).

Return flights

08 May - 18 May Air France
11 May - 21 May KLM
10 May - 17 May Icelandair direct
24 May - 25 May Icelandair direct
11 May - 17 May Icelandair direct
08 May - 18 May Icelandair direct
23 May - 24 May Porter Airlines (Canada) Ltd
22 May - 24 May United

Also check the deals for one-way flights from Nashville to Keflavik in May.

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