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

Return flights

15 Jan - 22 Jan	AZAL
24 Jan - 20 Feb	Gulf Air
22 Jan - 25 Jan	AZAL
28 Jan - 18 Feb	PIA
23 Jan - 19 Feb	Turkish Airlines
08 Jan - 15 Jan	Fly Jinnah
24 Jan - 12 Feb	Turkish Airlines
24 Jan - 20 Feb	British Airways	direct
10 Jan - 25 Jan	Turkish Airlines
12 Jan - 01 Feb	Emirates
12 Jan - 01 Feb	British Airways	direct
01 Jan - 15 Jan	Turkish Airlines
21 Jan - 07 Feb	British Airways

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 463€

Return flights