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

Return flights

31 Jan - 15 Feb	Fly Jinnah
22 Jan - 29 Jan	Fly Jinnah
29 Jan - 06 Feb	AZAL
19 Jan - 26 Jan	AZAL
19 Jan - 15 Feb	AZAL
26 Jan - 02 Feb	AZAL
14 Jan - 23 Jan	Fly Jinnah
16 Jan - 23 Jan	Fly Jinnah
20 Jan - 27 Jan	Fly Jinnah
13 Jan - 20 Jan	Fly Jinnah
19 Jan - 30 Jan	Fly Jinnah
15 Jan - 24 Jan	Fly Jinnah
23 Jan - 30 Jan	Fly Jinnah
17 Jan - 24 Jan	Fly Jinnah
26 Jan - 10 Feb	Fly Jinnah
29 Jan - 19 Feb	Fly Jinnah
31 Jan - 13 Feb	Etihad Airways
16 Jan - 08 Feb	Fly Jinnah
25 Jan - 01 Feb	Turkish Airlines
19 Jan - 03 Feb	Fly Jinnah

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 $516

Return flights