Cheapest return flights from London to Islamabad in September from $636

Best time to book flights for London (LON) to Islamabad (ISB) flights at AirHint

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

Return flights

26 Sep - 16 Oct Wizz Air
03 Sep - 30 Sep Gulf Air
10 Sep - 20 Sep Gulf Air
10 Sep - 18 Sep Gulf Air
10 Sep - 25 Sep Gulf Air
24 Sep - 30 Sep Gulf Air
10 Sep - 16 Sep Gulf Air
17 Sep - 20 Sep Gulf Air
14 Sep - 30 Sep Gulf Air
17 Sep - 30 Sep Gulf Air
17 Sep - 07 Oct Gulf Air
17 Sep - 09 Oct Gulf Air
17 Sep - 18 Oct Gulf Air
03 Sep - 02 Oct Gulf Air
24 Sep - 18 Oct Gulf Air
05 Sep - 10 Oct Turkish Airlines
09 Sep - 30 Sep Turkish Airlines
10 Sep - 08 Oct Turkish Airlines
23 Sep - 15 Oct Turkish Airlines
30 Sep - 22 Oct Turkish Airlines

Also check the deals for one-way flights from London 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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