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

Return flights

17 Sep - 30 Sep	Etihad Airways
24 Sep - 13 Oct	RwandAir
30 Sep - 08 Oct	RwandAir
24 Sep - 01 Oct	RwandAir
27 Sep - 01 Oct	RwandAir
02 Sep - 17 Sep	RwandAir
03 Sep - 21 Sep	RwandAir
01 Sep - 17 Sep	RwandAir
17 Sep - 14 Oct	RwandAir
10 Sep - 01 Oct	RwandAir
10 Sep - 08 Oct	RwandAir
14 Sep - 21 Sep	RwandAir
28 Sep - 11 Oct	RwandAir
10 Sep - 15 Sep	RwandAir
10 Sep - 06 Oct	RwandAir
24 Sep - 09 Oct	RwandAir
07 Sep - 12 Sep	RwandAir
01 Sep - 09 Sep	Etihad Airways
16 Sep - 30 Sep	RwandAir
18 Sep - 28 Sep	EgyptAir

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

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 September from 532€

Return flights