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

Return flights

24 Sep - 30 Sep	easyJet
23 Sep - 05 Oct	easyJet
15 Sep - 25 Sep	easyJet
22 Sep - 29 Sep	easyJet
27 Sep - 11 Oct	easyJet
24 Sep - 15 Oct	Wizz Air UK
13 Sep - 29 Sep	Wizz Air
16 Sep - 01 Oct	Wizz Air
08 Sep - 21 Sep	easyJet
25 Sep - 06 Oct	easyJet
20 Sep - 20 Oct	Wizz Air
06 Sep - 13 Sep	Ryanair
18 Sep - 25 Sep	Ryanair
21 Sep - 14 Oct	Wizz Air
13 Sep - 27 Sep	Wizz Air
24 Sep - 11 Oct	Wizz Air UK
24 Sep - 03 Oct	Wizz Air UK
24 Sep - 28 Sep	Wizz Air UK
17 Sep - 03 Oct	Wizz Air UK
17 Sep - 24 Sep	Wizz Air UK

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 654€

Return flights