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

Return flights

16 Apr - 07 May	Turkish Airlines
23 Apr - 22 May	Turkish Airlines
17 Apr - 02 May	Turkish Airlines
24 Apr - 23 May	Turkish Airlines
13 Apr - 30 Apr	Turkish Airlines
25 Apr - 25 May	Turkish Airlines
20 Apr - 10 May	British Airways
14 Apr - 26 Apr	British Airways
22 Apr - 14 May	Wizz Air UK
08 Apr - 25 Apr	Wizz Air Malta
07 Apr - 07 May	Turkish Airlines
07 Apr - 28 Apr	Emirates
01 Apr - 18 Apr	Gulf Air
01 Apr - 16 Apr	Gulf Air
03 Apr - 25 Apr	Gulf Air
02 Apr - 20 Apr	Emirates
03 Apr - 14 Apr	Gulf Air
04 Apr - 26 Apr	Emirates
01 Apr - 31 May	Emirates
01 Apr - 02 May	British Airways

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

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 April from $694

Return flights