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

Return flights

22 Apr - 16 May	Turkish Airlines
20 Apr - 27 Apr	Turkish Airlines
22 Apr - 03 May	Turkish Airlines
27 Apr - 04 May	Turkish Airlines
17 Apr - 22 Apr	Turkish Airlines
06 Apr - 26 Apr	Ryanair
19 Apr - 26 Apr	Turkish Airlines
30 Apr - 08 May	Emirates
12 Apr - 26 Apr	Emirates
22 Apr - 02 May	Emirates
13 Apr - 20 Apr	Emirates
15 Apr - 20 Apr	Emirates
08 Apr - 22 Apr	Emirates
09 Apr - 27 Apr	Emirates
11 Apr - 25 Apr	Emirates
02 Apr - 06 May	Emirates

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

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 April from 632€

Return flights