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

Return flights

27 Apr - 28 May	Wizz Air UK
29 Apr - 21 May	Gulf Air
14 Apr - 03 May	Wizz Air UK
15 Apr - 22 Apr	Wizz Air UK
18 Apr - 22 Apr	Wizz Air UK
18 Apr - 03 May	Wizz Air UK
15 Apr - 14 May	Gulf Air
17 Apr - 01 May	Wizz Air UK
22 Apr - 23 May	Gulf Air
17 Apr - 09 May	Wizz Air UK
20 Apr - 02 May	Wizz Air UK
28 Apr - 12 May	Wizz Air UK
14 Apr - 28 Apr	Wizz Air UK
19 Apr - 30 Apr	Gulf Air
18 Apr - 30 Apr	Wizz Air UK
13 Apr - 26 Apr	Wizz Air UK
09 Apr - 25 Apr	Qatar Airways
13 Apr - 30 Apr	Qatar Airways
11 Apr - 25 Apr	Wizz Air UK
18 Apr - 25 Apr	Wizz Air UK

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 520€

Return flights