AirHint found the following cheapest return flights from London (LGW) to Islamabad (ISB) in August 2026 (see full year).

Return flights

31 Aug - 14 Sep	Air Arabia
31 Aug - 28 Sep	Air Arabia
31 Aug - 12 Sep	Air Arabia
31 Aug - 13 Sep	Air Arabia
30 Aug - 22 Sep	Air Arabia
30 Aug - 09 Sep	Air Arabia
31 Aug - 19 Sep	Air Arabia
15 Aug - 13 Sep	Wizz Air UK
28 Aug - 15 Sep	Gulf Air
28 Aug - 11 Sep	Wizz Air
14 Aug - 20 Aug	Wizz Air UK
04 Aug - 14 Aug	Qatar Airways
12 Aug - 19 Aug	Wizz Air UK
15 Aug - 23 Aug	Wizz Air UK
12 Aug - 27 Aug	Wizz Air UK
17 Aug - 19 Aug	Wizz Air
12 Aug - 15 Aug	Gulf Air
14 Aug - 28 Aug	Wizz Air UK
07 Aug - 14 Aug	Qatar Airways
12 Aug - 18 Aug	Gulf Air

Also check the deals for one-way flights from London to Islamabad in August.

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 London to Islamabad in August from 582€

Return flights