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

Return flights

19 Sep - 19 Oct	Transavia France
20 Sep - 30 Sep	Pegasus Airlines
22 Sep - 29 Sep	Pegasus Airlines
21 Sep - 02 Oct	Transavia France
19 Sep - 05 Oct	Transavia France
28 Sep - 05 Oct	Ryanair
18 Sep - 30 Sep	Ryanair
24 Sep - 28 Sep	Pegasus Airlines
29 Sep - 06 Oct	Transavia France
21 Sep - 28 Sep	Transavia France
29 Sep - 12 Oct	Transavia France
19 Sep - 06 Oct	AJet
30 Sep - 07 Oct	AJet
21 Sep - 19 Oct	Ryanair
25 Sep - 30 Sep	Pegasus Airlines
18 Sep - 26 Sep	Ryanair
22 Sep - 30 Oct	Ryanair
18 Sep - 22 Sep	Ryanair
21 Sep - 22 Sep	Saudia
21 Sep - 24 Sep	Transavia France

Also check the deals for one-way flights from Paris 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.

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Cheapest return flights from Paris to Islamabad in September from 411€

Return flights