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

Return flights

21 Oct - 28 Oct	Saudia
09 Oct - 16 Oct	AZAL
12 Oct - 19 Oct	AZAL
06 Oct - 13 Oct	Saudia
07 Oct - 14 Oct	Saudia
05 Oct - 12 Oct	AZAL
18 Oct - 28 Oct	Saudia
22 Oct - 29 Oct	Saudia
20 Oct - 27 Oct	Saudia
17 Oct - 27 Oct	Saudia
26 Oct - 02 Nov	AZAL
23 Oct - 17 Nov	AZAL
28 Oct - 04 Nov	PIA
09 Oct - 20 Nov	AZAL
26 Oct - 05 Nov	AZAL
27 Oct - 09 Nov	Turkish Airlines
30 Oct - 16 Nov	AZAL
27 Oct - 03 Nov	Fly Jinnah
07 Oct - 18 Nov	Turkish Airlines
30 Oct - 06 Nov	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 $450

Return flights