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

Return flights

06 Apr - 13 Apr	Air Algerie
15 Apr - 28 Apr	Air Algerie
13 Apr - 28 Apr	Air Algerie
22 Apr - 14 May	SWISS
23 Apr - 07 May	SWISS
13 Apr - 27 Apr	Air Algerie
26 Apr - 10 May	Qatar Airways
26 Apr - 09 May	Condor
28 Apr - 04 May	SWISS
27 Apr - 10 May	Qatar Airways
22 Apr - 30 Apr	Turkish Airlines
24 Apr - 03 May	Turkish Airlines
03 Apr - 16 Apr	Kenya Airways
03 Apr - 14 Apr	Qatar Airways
30 Apr - 09 May	Turkish Airlines
23 Apr - 03 May	SWISS
30 Apr - 10 May	Turkish Airlines
15 Apr - 30 Apr	Qatar Airways
01 Apr - 19 Apr	Qatar Airways
23 Apr - 30 Apr	SWISS

Also check the deals for one-way flights from Johannesburg to London 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 Johannesburg to London in April from 517€

Return flights