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

Return flights

22 Jul - 26 Aug	Qatar Airways
10 Jul - 29 Aug	AZAL
17 Jul - 23 Aug	AZAL
29 Jul - 29 Aug	Qatar Airways
06 Jul - 12 Jul	AZAL
06 Jul - 06 Aug	AZAL
26 Jul - 30 Aug	Qatar Airways
17 Jul - 19 Aug	Turkish Airlines
31 Jul - 25 Aug	Qatar Airways
14 Jul - 30 Aug	Qatar Airways
19 Jul - 20 Aug	Turkish Airlines
13 Jul - 16 Jul	AZAL
10 Jul - 29 Jul	AZAL
10 Jul - 16 Jul	AZAL
07 Jul - 10 Jul	Turkish Airlines
03 Jul - 03 Jul	Turkish Airlines
04 Jul - 18 Jul	Turkish Airlines
07 Jul - 12 Jul	Turkish Airlines
06 Jul - 10 Jul	Turkish Airlines
04 Jul - 08 Jul	Turkish Airlines

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

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 Islamabad to London in July from $628

Return flights