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

Return flights

26 Jan - 04 Feb	Frontier Airlines
12 Jan - 25 Jan	Lufthansa
15 Jan - 31 Jan	Lufthansa
09 Jan - 14 Jan	Lufthansa
21 Jan - 26 Jan	Lufthansa
13 Jan - 20 Jan	British Airways
21 Jan - 05 Feb	British Airways
10 Jan - 17 Jan	Lufthansa
27 Jan - 10 Feb	British Airways
12 Jan - 19 Jan	Delta
16 Jan - 23 Jan	British Airways
15 Jan - 20 Jan	British Airways
23 Jan - 30 Jan	British Airways
21 Jan - 05 Feb	Turkish Airlines	direct
26 Jan - 04 Feb	Turkish Airlines	direct
27 Jan - 10 Feb	Turkish Airlines	direct

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

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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Cheapest return flights from Atlanta to Istanbul in January from 435€

Return flights