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

Return flights

13 Apr - 22 Apr	KLM
07 Apr - 22 Apr	KLM
10 Apr - 24 Apr	KLM
06 Apr - 24 Apr	KLM
21 Apr - 06 May	SWISS
01 Apr - 08 Apr	KLM
07 Apr - 21 Apr	KLM
21 Apr - 03 May	SWISS
01 Apr - 16 Apr	KLM
22 Apr - 06 May	KLM
08 Apr - 13 Apr	KLM
30 Apr - 09 May	KLM
29 Apr - 09 May	KLM
02 Apr - 14 Apr	KLM
01 Apr - 13 Apr	KLM
26 Apr - 03 May	SWISS
16 Apr - 04 May	SWISS
16 Apr - 02 May	Condor

Also check the deals for one-way flights from London to Johannesburg in April.

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 April from $979

Return flights