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

Return flights

19 Jan - 27 Jan	Lufthansa
14 Jan - 20 Jan	Lufthansa
19 Jan - 02 Feb	Lufthansa
26 Jan - 09 Feb	Lufthansa
29 Jan - 12 Feb	Lufthansa
28 Jan - 04 Feb	Lufthansa
06 Jan - 20 Jan	Lufthansa
13 Jan - 22 Jan	Lufthansa
17 Jan - 08 Feb	Lufthansa
14 Jan - 25 Jan	Lufthansa
22 Jan - 16 Feb	Lufthansa
17 Jan - 15 Feb	Lufthansa
18 Jan - 25 Jan	EgyptAir
23 Jan - 01 Feb	EgyptAir
30 Jan - 15 Feb	EgyptAir
26 Jan - 30 Jan	Lufthansa
17 Jan - 31 Jan	Lufthansa
15 Jan - 02 Feb	KLM
15 Jan - 30 Jan	KLM
07 Jan - 14 Jan	Lufthansa

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

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 January from $631

Return flights