AirHint found the following cheapest return flights from Johannesburg (JNB) to Singapore (SIN) in September 2025 (see full year).

Return flights

13 Sep - 20 Sep	Ethiopian Airlines
08 Sep - 13 Sep	Ethiopian Airlines
03 Sep - 09 Sep	Etihad Airways
04 Sep - 22 Sep	Etihad Airways
09 Sep - 16 Sep	Etihad Airways
03 Sep - 09 Sep	Singapore Airlines	direct
09 Sep - 16 Sep	Singapore Airlines	direct
19 Sep - 27 Sep	Ethiopian Airlines
13 Sep - 20 Sep	Singapore Airlines	direct
08 Sep - 13 Sep	Singapore Airlines	direct

Also check the deals for one-way flights from Johannesburg to Singapore in September.

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 Singapore in September from 583€

Return flights