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

Return flights

07 May - 15 May	Lufthansa
05 May - 15 May	Lufthansa
07 May - 20 May	Lufthansa
12 May - 20 May	Lufthansa
06 May - 18 May	Lufthansa
04 May - 11 May	Lufthansa
04 May - 18 May	Lufthansa
06 May - 13 May	Lufthansa
09 May - 18 May	Lufthansa
02 May - 18 May	Lufthansa
12 May - 17 Jun	Lufthansa
20 May - 08 Jun	Lufthansa
30 May - 12 Jun	Lufthansa
21 May - 08 Jun	Brussels Airlines
21 May - 10 Jun	Brussels Airlines
07 May - 04 Jun	Etihad Airways
14 May - 03 Jun	Etihad Airways
20 May - 03 Jun	Etihad Airways
18 May - 01 Jun	Lufthansa
31 May - 10 Jun	EgyptAir

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

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 May from 462€

Return flights