AirHint found the following cheapest return flights from Istanbul (IST) to Berlin (BER) in May 2026 (see full year).

Return flights

01 May - 03 May	Air Serbia
11 May - 13 May	Turkish Airlines	direct
27 May - 31 May	Turkish Airlines	direct
28 May - 31 May	Turkish Airlines	direct
14 May - 25 May	Turkish Airlines	direct
10 May - 17 May	Air Serbia
01 May - 03 May	Turkish Airlines	direct
23 May - 30 May	Turkish Airlines	direct
10 May - 17 May	Turkish Airlines	direct
18 May - 23 May	Transavia France

Also check the deals for one-way flights from Istanbul to Berlin in May.

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 Istanbul to Berlin in May from $214

Return flights