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

Return flights

13 Mar - 29 Mar	SWISS
18 Mar - 01 Apr	SWISS
10 Mar - 25 Mar	SWISS
01 Mar - 01 Apr	SWISS
17 Mar - 23 Apr	Gulf Air
02 Mar - 12 Mar	Gulf Air
19 Mar - 23 Apr	Gulf Air
03 Mar - 24 Mar	Gulf Air
02 Mar - 21 Mar	SWISS
18 Mar - 16 Apr	Gulf Air
17 Mar - 14 Apr	SWISS
10 Mar - 19 Mar	SWISS
01 Mar - 15 Mar	SWISS
19 Mar - 04 Apr	Gulf Air
02 Mar - 09 Mar	Etihad Airways
17 Mar - 03 Apr	SWISS
13 Mar - 15 Apr	Gulf Air
18 Mar - 03 Apr	SWISS
14 Mar - 29 Mar	Gulf Air
10 Mar - 17 Mar	Etihad Airways

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.

Book a cheap hotel in Karachi

Cheap car rent in Karachi

Cheapest return flights from London to Karachi in March from 484€

Return flights