Cheapest return flights from Istanbul to Frankfurt in September from 188€

AirHint found the following cheapest return flights from Istanbul (IST) to Frankfurt (FRA) in September 2026 (see full year).

Return flights

14 Sep - 21 Sep Turkish Airlines direct
01 Sep - 09 Sep AJet direct
01 Sep - 08 Sep AJet direct
07 Sep - 12 Sep AJet direct
14 Sep - 18 Sep Turkish Airlines direct
01 Sep - 01 Oct Lufthansa direct
16 Sep - 28 Sep SKY express
16 Sep - 18 Sep SKY express
23 Sep - 28 Sep SKY express
16 Sep - 05 Oct SKY express
16 Sep - 02 Oct SKY express
23 Sep - 05 Oct SKY express
23 Sep - 02 Oct SKY express
30 Sep - 05 Oct SKY express
30 Sep - 02 Oct SKY express
14 Sep - 28 Sep SKY express
03 Sep - 09 Sep SKY express
14 Sep - 05 Oct SKY express
14 Sep - 02 Oct SKY express
21 Sep - 05 Oct SKY express

Also check the deals for one-way flights from Istanbul to Frankfurt in September.

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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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