Cheapest return flights from Atlanta to Keflavik in July from $762

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

Return flights

13 Jul - 20 Jul jetBlue
11 Jul - 16 Jul Icelandair
10 Jul - 17 Jul jetBlue
12 Jul - 19 Jul jetBlue
07 Jul - 14 Jul United
08 Jul - 15 Jul United
11 Jul - 18 Jul Frontier Airlines
09 Jul - 16 Jul United

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

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