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

Return flights

18 Sep - 25 Sep	Kam Air	direct
28 Sep - 02 Oct	Kam Air	direct
18 Sep - 28 Sep	Kam Air	direct
26 Sep - 03 Oct	Kam Air	direct
17 Sep - 01 Oct	Kam Air	direct
16 Sep - 30 Sep	flydubai
23 Sep - 29 Sep	flydubai

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

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.

Book a cheap hotel in Islamabad

Cheap car rent in Islamabad

Cheapest return flights from Kabul to Islamabad in September from $295

Return flights