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

Return flights

15 Mar - 15 Apr	PIA
02 Mar - 18 Apr	Fly Jinnah
30 Mar - 14 Apr	Kuwait Airways
14 Mar - 27 Mar	PIA
07 Mar - 04 Apr	Gulf Air
16 Mar - 29 Mar	Turkish Airlines
30 Mar - 09 Apr	Gulf Air
06 Mar - 27 Mar	Turkish Airlines
09 Mar - 30 Mar	Turkish Airlines
05 Mar - 13 Mar	Emirates
01 Mar - 16 Mar	Emirates
02 Mar - 17 Mar	Emirates
09 Mar - 30 Mar	British Airways	direct
02 Mar - 17 Mar	British Airways	direct
14 Mar - 27 Mar	British Airways	direct

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

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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Islamabad to London in March from 540€

Return flights