AirHint found the following cheapest return flights from Washington (IAD) to Johannesburg (JNB) in July 2025 (see full year).

Return flights

29 Jul - 11 Aug	Ethiopian Airlines
20 Jul - 29 Jul	Air France
10 Jul - 20 Jul	Qatar Airways
13 Jul - 24 Jul	Ethiopian Airlines
13 Jul - 23 Jul	Qatar Airways
14 Jul - 25 Jul	Qatar Airways
19 Jul - 05 Aug	Ethiopian Airlines
19 Jul - 01 Aug	Ethiopian Airlines

Also check the deals for one-way flights from Washington to Johannesburg in July.

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 Washington to Johannesburg in July from 1146€

Return flights