Cheapest return flights from Atlanta to Istanbul in April from $557

AirHint found the following cheapest return flights from Atlanta (ATL) to Istanbul (IST) in April 2026 (see full year).

Return flights

14 Apr - 21 Apr British Airways
21 Apr - 28 Apr British Airways
23 Apr - 28 Apr Scandinavian Airlines
23 Apr - 30 Apr Scandinavian Airlines
24 Apr - 03 May KLM
24 Apr - 02 May KLM
04 Apr - 11 Apr Lufthansa
12 Apr - 17 Apr KLM
23 Apr - 28 Apr Turkish Airlines direct
12 Apr - 18 Apr Delta
14 Apr - 21 Apr Turkish Airlines direct
21 Apr - 28 Apr Turkish Airlines direct

Also check the deals for one-way flights from Atlanta to Istanbul in April.

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