Cheapest return flights from Nashville to Keflavik in January from 483€

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

Return flights

15 Jan - 18 Jan jetBlue
08 Jan - 11 Jan jetBlue
03 Jan - 12 Jan Allegiant Air
02 Jan - 24 Jan Icelandair

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

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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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