AirHint found the following cheapest return flights from Johannesburg (JNB) to Lisbon (LIS) in August 2025 (see full year).

Return flights

10 Aug - 10 Sep	Kenya Airways
18 Aug - 02 Sep	Etihad Airways
27 Aug - 03 Sep	Etihad Airways
01 Aug - 07 Aug	Qatar Airways
19 Aug - 02 Sep	Etihad Airways
30 Aug - 15 Sep	TAAG Angola Airlines
01 Aug - 13 Aug	Kenya Airways
08 Aug - 05 Sep	Kenya Airways
12 Aug - 19 Aug	Etihad Airways
12 Aug - 23 Aug	Emirates
07 Aug - 21 Aug	KLM
01 Aug - 18 Aug	Qatar Airways
01 Aug - 19 Aug	Qatar Airways
01 Aug - 20 Aug	Qatar Airways
18 Aug - 25 Aug	Emirates
16 Aug - 06 Sep	Emirates
10 Aug - 17 Aug	KLM

Also check the deals for one-way flights from Johannesburg to Lisbon in August.

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 Lisbon in August from 606€

Return flights