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

Return flights

12 Jan - 21 Jan	Lufthansa
12 Jan - 25 Jan	Lufthansa
23 Jan - 30 Jan	Lufthansa
15 Jan - 23 Jan	Lufthansa
19 Jan - 27 Jan	Delta
19 Jan - 30 Jan	Delta
16 Jan - 23 Jan	Lufthansa
26 Jan - 28 Feb	Lufthansa
18 Jan - 25 Feb	KLM
19 Jan - 27 Jan	Turkish Airlines	direct
08 Jan - 13 Jan	Delta
16 Jan - 23 Jan	Turkish Airlines	direct
26 Jan - 28 Feb	Turkish Airlines	direct

Also check the deals for one-way flights from Detroit 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 Detroit to Istanbul in January from 442€

Return flights