Cheapest return flights from Atlanta to Keflavik in March from 465€

AirHint found the following cheapest return flights from Atlanta (ATL) to Keflavik (KEF) in March 2026 (see full year).

Return flights

23 Mar - 30 Mar jetBlue
14 Mar - 21 Mar jetBlue
21 Mar - 28 Mar jetBlue
05 Mar - 12 Mar jetBlue
15 Mar - 22 Mar jetBlue
30 Mar - 06 Apr Lufthansa
04 Mar - 10 Mar Frontier Airlines
09 Mar - 16 Mar jetBlue
31 Mar - 07 Apr jetBlue
17 Mar - 24 Mar jetBlue
22 Mar - 29 Mar jetBlue
10 Mar - 04 Apr Icelandair

Also check the deals for one-way flights from Atlanta to Keflavik in March.

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