AirHint found the following cheapest return flights from Islamabad (ISB) to London (LGW) in October 2025 (see full year).

Return flights

14 Oct - 11 Nov	Gulf Air
16 Oct - 09 Nov	Gulf Air
25 Oct - 14 Nov	Gulf Air
01 Oct - 08 Oct	Fly Jinnah
10 Oct - 08 Nov	Turkish Airlines
16 Oct - 31 Oct	Turkish Airlines
24 Oct - 11 Nov	Turkish Airlines
27 Oct - 14 Nov	Turkish Airlines
12 Oct - 02 Nov	Fly Jinnah
15 Oct - 25 Oct	PIA
02 Oct - 09 Oct	Gulf Air
27 Oct - 09 Nov	Fly Jinnah
03 Oct - 23 Oct	Fly Jinnah
01 Oct - 21 Oct	Saudia
02 Oct - 28 Oct	Turkish Airlines
01 Oct - 20 Oct	Saudia
05 Oct - 18 Oct	Etihad Airways
23 Oct - 11 Nov	Turkish Airlines
24 Oct - 12 Nov	Turkish Airlines
03 Oct - 13 Oct	Turkish Airlines

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

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 October from 481€

Return flights