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

Return flights

27 Aug - 23 Sep	Wizz Air Malta
27 Aug - 24 Sep	Wizz Air Malta
30 Aug - 17 Sep	Wizz Air UK
18 Aug - 23 Sep	Wizz Air UK
27 Aug - 21 Sep	Wizz Air Malta
25 Aug - 17 Sep	Wizz Air
25 Aug - 21 Sep	Wizz Air UK
27 Aug - 30 Sep	Wizz Air Malta
30 Aug - 28 Sep	Wizz Air UK
26 Aug - 23 Sep	Wizz Air UK
12 Aug - 17 Aug	Wizz Air UK
06 Aug - 17 Aug	AZAL
11 Aug - 17 Aug	Wizz Air UK
13 Aug - 17 Aug	AZAL
01 Aug - 10 Aug	AZAL
08 Aug - 17 Aug	AZAL
01 Aug - 17 Aug	AZAL
10 Aug - 17 Aug	Wizz Air UK
07 Aug - 17 Aug	Wizz Air UK
15 Aug - 17 Aug	Wizz Air UK

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 457€

Return flights