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

Return flights

06 May - 19 May	Gulf Air
27 May - 09 Jun	Gulf Air
13 May - 18 Jun	Gulf Air
13 May - 25 Jun	Gulf Air
27 May - 18 Jun	Gulf Air
01 May - 23 May	Wizz Air UK
17 May - 04 Jun	Gulf Air
06 May - 20 Jun	Gulf Air
13 May - 06 Jun	Gulf Air
13 May - 27 Jun	Gulf Air
29 May - 09 Jun	Gulf Air
03 May - 16 May	Gulf Air
29 May - 25 Jun	Gulf Air
01 May - 19 May	Gulf Air
01 May - 14 May	Gulf Air
08 May - 21 May	Gulf Air
04 May - 13 May	Wizz Air UK
01 May - 16 May	Wizz Air UK
01 May - 17 May	Wizz Air UK
04 May - 18 May	Air Arabia

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

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 May from 515€

Return flights