AirHint found the following cheapest return flights from Johannesburg (JNB) to London (LHR) in July 2025 (see full year).

Return flights

28 Jul - 30 Aug	Etihad Airways
30 Jul - 25 Aug	Etihad Airways
27 Jul - 30 Aug	Etihad Airways
29 Jul - 20 Aug	KLM
28 Jul - 23 Aug	KLM
29 Jul - 11 Aug	KLM
30 Jul - 19 Aug	KLM
29 Jul - 19 Aug	KLM
30 Jul - 20 Aug	KLM
29 Jul - 23 Aug	KLM
27 Jul - 31 Jul	Virgin Atlantic	direct

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

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 Johannesburg to London in July from 475€

Return flights