AirHint found the following cheapest return flights from London (LON) to Karachi (KHI) in August 2026 (see full year).

Return flights

11 Aug - 25 Aug	Ryanair
05 Aug - 26 Aug	Wizz Air
12 Aug - 26 Aug	Wizz Air UK
13 Aug - 30 Aug	Wizz Air UK
14 Aug - 31 Aug	Ryanair
18 Aug - 30 Aug	Wizz Air UK
03 Aug - 24 Aug	KLM
05 Aug - 02 Sep	Wizz Air
08 Aug - 28 Aug	Pegasus Airlines
08 Aug - 27 Aug	Pegasus Airlines
07 Aug - 29 Aug	Wizz Air Malta
04 Aug - 02 Sep	British Airways
01 Aug - 01 Sep	Gulf Air

Also check the deals for one-way flights from London to Karachi in August.

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 August from 461€

Return flights