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

Return flights

03 Jun - 10 Jun	KLM
19 Jun - 13 Jul	KLM
11 Jun - 18 Jun	KLM
15 Jun - 22 Jun	KLM
03 Jun - 21 Jun	SWISS
10 Jun - 21 Jun	SWISS
04 Jun - 21 Jun	SWISS
05 Jun - 21 Jun	SWISS
19 Jun - 11 Jul	KLM
17 Jun - 24 Jun	KLM
14 Jun - 21 Jun	KLM
22 Jun - 29 Jun	KLM
24 Jun - 12 Jul	SWISS

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

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 June from $771

Return flights