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

Return flights

11 Mar - 25 Mar	Fly Jinnah
02 Mar - 13 Mar	AZAL
11 Mar - 13 Mar	Fly Jinnah
11 Mar - 13 Apr	Fly Jinnah
11 Mar - 24 Mar	Fly Jinnah
09 Mar - 25 Mar	AZAL
09 Mar - 24 Mar	AZAL
01 Mar - 07 Mar	Fly Jinnah
21 Mar - 17 Apr	PIA
15 Mar - 15 Apr	AZAL
15 Mar - 10 Apr	AZAL
14 Mar - 07 Apr	Flynas
05 Mar - 19 Mar	AZAL
09 Mar - 23 Mar	AZAL
11 Mar - 23 Mar	Fly Jinnah
21 Mar - 10 Apr	PIA
17 Mar - 09 Apr	Fly Jinnah
31 Mar - 17 Apr	PIA
30 Mar - 12 Apr	PIA
29 Mar - 24 Apr	PIA

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 401€

Return flights