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

Return flights

07 May - 10 May	AJet	direct
28 May - 31 May	AJet	direct
04 May - 11 May	AJet	direct
04 May - 24 May	AJet	direct
28 May - 10 Jun	AJet
01 May - 10 May	SKY express
23 May - 30 May	AJet	direct
22 May - 31 May	AJet	direct
26 May - 31 May	AJet	direct
16 May - 19 May	AJet	direct
05 May - 23 May	Air Serbia
29 May - 01 Jun	Air Serbia
25 May - 07 Jun	SKY express
18 May - 07 Jun	SKY express
21 May - 07 Jun	SKY express
29 May - 01 Jun	Turkish Airlines	direct
29 May - 07 Jun	SKY express
28 May - 07 Jun	SKY express
28 May - 10 Jun	Turkish Airlines	direct

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 135€

Return flights