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

Return flights

18 Mar - 29 Apr	Fly Jinnah
17 Mar - 26 Mar	PIA
16 Mar - 13 Apr	Fly Jinnah
01 Mar - 30 Mar	AZAL
21 Mar - 17 Apr	Fly Jinnah
01 Mar - 01 Mar	AZAL
18 Mar - 14 Apr	Fly Jinnah
01 Mar - 03 Mar	AZAL
01 Mar - 02 Mar	AZAL
18 Mar - 20 Apr	Fly Jinnah
24 Mar - 19 Apr	Fly Jinnah
01 Mar - 03 Apr	AZAL
25 Mar - 20 Apr	Fly Jinnah
27 Mar - 18 Apr	Fly Jinnah
10 Mar - 16 Mar	Fly Jinnah
27 Mar - 13 Apr	Fly Jinnah
15 Mar - 25 Mar	AZAL
04 Mar - 06 Mar	Emirates
23 Mar - 30 Mar	Fly Jinnah
19 Mar - 30 Mar	Turkish Airlines

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 $488

Return flights