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

Return flights

23 Sep - 01 Oct	easyJet
23 Sep - 06 Oct	easyJet
30 Sep - 09 Oct	easyJet
25 Sep - 29 Sep	Ryanair
18 Sep - 22 Sep	Ryanair
25 Sep - 09 Oct	easyJet
25 Sep - 10 Oct	Ryanair
16 Sep - 22 Sep	Ryanair
22 Sep - 28 Sep	Wizz Air
25 Sep - 06 Oct	easyJet
29 Sep - 06 Oct	easyJet
28 Sep - 06 Oct	easyJet
23 Sep - 28 Sep	Wizz Air Malta
16 Sep - 28 Sep	Wizz Air Malta
28 Sep - 12 Oct	easyJet
22 Sep - 30 Sep	Wizz Air UK
22 Sep - 06 Oct	easyJet
17 Sep - 29 Sep	Wizz Air
16 Sep - 20 Sep	Wizz Air Malta
25 Sep - 28 Sep	Wizz Air

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 $738

Return flights