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

Return flights

13 Oct - 19 Oct	PIA
15 Oct - 30 Oct	PIA
15 Oct - 22 Oct	PIA
05 Oct - 02 Nov	flyadeal
05 Oct - 18 Oct	flyadeal
02 Oct - 05 Oct	PIA
14 Oct - 19 Oct	PIA
11 Oct - 19 Oct	PIA
18 Oct - 21 Nov	PIA
02 Oct - 12 Oct	PIA
16 Oct - 09 Nov	PIA
14 Oct - 18 Oct	PIA
01 Oct - 15 Oct	SalamAir
05 Oct - 10 Nov	flyadeal
19 Oct - 03 Nov	flyadeal
04 Oct - 16 Nov	Etihad Airways
07 Oct - 04 Nov	Fly Jinnah
06 Oct - 12 Nov	PIA
11 Oct - 04 Nov	PIA
06 Oct - 05 Nov	PIA

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.

Book a cheap hotel in London

Cheap car rent in London

Cheapest return flights from Islamabad to London in October from 508€

Return flights