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

Return flights

14 Jan - 21 Jan	SKY express
15 Jan - 19 Jan	SKY express
10 Jan - 16 Jan	Pegasus Airlines
12 Jan - 25 Jan	SKY express
12 Jan - 18 Jan	SKY express
14 Jan - 25 Jan	SKY express
14 Jan - 18 Jan	SKY express
16 Jan - 25 Jan	SKY express
16 Jan - 18 Jan	SKY express
19 Jan - 25 Jan	SKY express
12 Jan - 01 Feb	SKY express
14 Jan - 01 Feb	SKY express
28 Jan - 08 Feb	SKY express
28 Jan - 15 Feb	SKY express
28 Jan - 01 Feb	SKY express
16 Jan - 01 Feb	SKY express
19 Jan - 08 Feb	SKY express
19 Jan - 01 Feb	SKY express
18 Jan - 01 Feb	SKY express
23 Jan - 08 Feb	SKY express

Also check the deals for one-way flights from Madrid 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 Madrid to Istanbul in January from $138

Return flights