AirHint found the following cheapest return flights from London (LCY) to Karachi (KHI) in October 2025 (see full year).

Return flights

29 Oct - 26 Nov	ITA Airways
29 Oct - 25 Nov	ITA Airways
28 Oct - 25 Nov	ITA Airways
29 Oct - 04 Nov	SWISS
22 Oct - 05 Nov	KLM
22 Oct - 12 Nov	KLM
24 Oct - 31 Oct	KLM
14 Oct - 28 Oct	KLM
21 Oct - 28 Oct	KLM
15 Oct - 31 Oct	KLM
17 Oct - 28 Oct	KLM
24 Oct - 02 Nov	KLM
07 Oct - 20 Oct	KLM
10 Oct - 12 Oct	KLM
23 Oct - 02 Nov	KLM
01 Oct - 07 Oct	KLM
01 Oct - 06 Oct	KLM
28 Oct - 04 Nov	SWISS
03 Oct - 05 Oct	KLM
28 Oct - 07 Nov	SWISS

Also check the deals for one-way flights from London to Karachi 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 London to Karachi in October from 462€

Return flights