Cheapest return flights from Nashville to Keflavik in September from 361€

AirHint found the following cheapest return flights from Nashville (BNA) to Keflavik (KEF) in September 2025 (see full year).

Return flights

29 Sep - 06 Oct Icelandair direct
10 Sep - 17 Sep Air Canada
03 Sep - 10 Sep Air Canada
04 Sep - 11 Sep Air Canada
05 Sep - 12 Sep Air Canada
06 Sep - 13 Sep Air Canada
11 Sep - 18 Sep Air Canada
13 Sep - 20 Sep Air Canada
16 Sep - 23 Sep Air Canada
11 Sep - 14 Sep Air Canada
15 Sep - 22 Sep Icelandair direct
24 Sep - 01 Oct Spirit Airlines
30 Sep - 07 Oct Virgin Atlantic
27 Sep - 04 Oct Spirit Airlines
28 Sep - 05 Oct Delta
25 Sep - 02 Oct Spirit Airlines
26 Sep - 03 Oct Spirit Airlines
28 Sep - 05 Oct Icelandair direct
28 Sep - 02 Oct Air France
29 Sep - 03 Oct Icelandair direct

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

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.

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