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

Return flights

03 Mar - 10 Mar	SWISS
04 Mar - 10 Mar	SWISS
04 Mar - 11 Mar	KLM
12 Mar - 18 Mar	KLM
06 Mar - 15 Mar	SWISS
04 Mar - 15 Mar	KLM
04 Mar - 12 Mar	SWISS
03 Mar - 20 Mar	KLM
14 Mar - 24 Mar	KLM
13 Mar - 27 Mar	ITA Airways
31 Mar - 19 Apr	KLM
27 Mar - 12 Apr	ITA Airways
19 Mar - 20 Apr	KLM
30 Mar - 12 Apr	KLM
31 Mar - 07 Apr	KLM
31 Mar - 14 Apr	KLM
28 Mar - 08 Apr	SWISS
11 Mar - 08 Apr	KLM
11 Mar - 07 Apr	KLM
13 Mar - 01 Apr	KLM

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

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 March from 534€

Return flights