Cheapest return flights from Atlanta to Keflavik in September from 556€

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

Return flights

07 Sep - 15 Sep jetBlue
24 Sep - 02 Oct Icelandair
06 Sep - 14 Sep Icelandair
13 Sep - 21 Sep Icelandair
25 Sep - 03 Oct jetBlue
02 Sep - 09 Sep jetBlue
16 Sep - 23 Sep Icelandair
09 Sep - 16 Sep Icelandair
16 Sep - 24 Sep Icelandair
19 Sep - 27 Sep jetBlue
20 Sep - 28 Sep jetBlue
22 Sep - 30 Sep Icelandair
23 Sep - 01 Oct jetBlue
30 Sep - 07 Oct Icelandair

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

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