Cheapest return flights from Istanbul to Islamabad in September from $362

AirHint found the following cheapest return flights from Istanbul (IST) to Islamabad (ISB) in September 2025 (see full year).

Return flights

27 Sep - 19 Oct Pegasus Airlines
19 Sep - 28 Sep AJet
29 Sep - 15 Oct Flynas
29 Sep - 14 Oct Flynas
22 Sep - 30 Sep Flynas
23 Sep - 30 Sep Flynas
30 Sep - 03 Oct flyadeal
21 Sep - 22 Sep Flynas
23 Sep - 26 Sep Flynas
21 Sep - 23 Sep flyadeal
24 Sep - 01 Oct flyadeal
28 Sep - 18 Oct Flynas
27 Sep - 30 Sep Pegasus Airlines
27 Sep - 05 Oct Pegasus Airlines
29 Sep - 03 Oct flyadeal
26 Sep - 04 Oct Flynas
25 Sep - 30 Sep flyadeal
26 Sep - 05 Oct Flynas
26 Sep - 30 Sep Gulf Air
26 Sep - 27 Sep Pegasus Airlines

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

Skyscanner

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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