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

Return flights

09 Mar - 19 Mar	SWISS
03 Mar - 10 Mar	SWISS
10 Mar - 17 Mar	Lufthansa
02 Mar - 12 Mar	SWISS
01 Mar - 29 Mar	EgyptAir
03 Mar - 09 Mar	Etihad Airways
18 Mar - 26 Mar	SWISS
10 Mar - 24 Mar	Lufthansa
17 Mar - 24 Mar	SWISS
01 Mar - 11 Mar	EgyptAir
18 Mar - 01 Apr	EgyptAir
30 Mar - 17 Apr	Kenya Airways
21 Mar - 05 Apr	Kenya Airways
22 Mar - 05 Apr	Kenya Airways
22 Mar - 06 Apr	Kenya Airways
22 Mar - 07 Apr	Kenya Airways
22 Mar - 08 Apr	Kenya Airways
23 Mar - 06 Apr	Kenya Airways
24 Mar - 06 Apr	Kenya Airways
24 Mar - 07 Apr	Kenya Airways

Also check the deals for one-way flights from London to Johannesburg 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 Johannesburg in March from $599

Return flights