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

Return flights

25 Jan - 25 Feb	PIA
29 Jan - 26 Feb	AZAL
15 Jan - 23 Jan	AZAL
24 Jan - 10 Feb	PIA
31 Jan - 28 Feb	PIA
15 Jan - 25 Jan	AZAL
26 Jan - 02 Feb	PIA
13 Jan - 20 Jan	SalamAir
08 Jan - 22 Jan	Fly Jinnah
21 Jan - 07 Feb	Fly Jinnah
05 Jan - 18 Jan	Fly Jinnah
26 Jan - 14 Feb	PIA
06 Jan - 13 Jan	Fly Jinnah
06 Jan - 21 Jan	Fly Jinnah
04 Jan - 18 Jan	Jazeera Airways
05 Jan - 12 Jan	Fly Jinnah
25 Jan - 30 Jan	Emirates
13 Jan - 11 Feb	Emirates
06 Jan - 03 Feb	flydubai

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

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 January from 447€

Return flights