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

Return flights

02 Mar - 05 Mar	AZAL
02 Mar - 10 Mar	AZAL
15 Mar - 29 Apr	AZAL
16 Mar - 10 Apr	Flynas
10 Mar - 14 Apr	Flynas
17 Mar - 14 Apr	Flynas
16 Mar - 13 Apr	Flynas
02 Mar - 08 Mar	AZAL
16 Mar - 28 Apr	Flynas
11 Mar - 14 Apr	Etihad Airways
09 Mar - 24 Mar	AZAL
20 Mar - 14 Apr	PIA
06 Mar - 22 Apr	Fly Jinnah
02 Mar - 17 Apr	AZAL
05 Mar - 12 Mar	AZAL
01 Mar - 09 Mar	AZAL
14 Mar - 23 Mar	Flynas
01 Mar - 07 Mar	PIA
03 Mar - 10 Mar	Etihad Airways
07 Mar - 08 Mar	Etihad Airways

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.

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Cheapest return flights from Islamabad to London in March from 386€

Return flights