AirHint found the following cheapest return flights from Porto (OPO) to Johannesburg (JNB) in December 2025 (see full year).

Return flights

08 Dec - 14 Dec	Ethiopian Airlines
22 Dec - 28 Dec	Ethiopian Airlines
23 Dec - 28 Dec	Ethiopian Airlines
27 Dec - 30 Jan	TAP
17 Dec - 07 Jan	Emirates
17 Dec - 04 Jan	Qatar Airways
19 Dec - 03 Jan	Qatar Airways

Also check the deals for one-way flights from Porto to Johannesburg in December.

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.

Book a cheap hotel in Johannesburg

Cheap car rent in Johannesburg

Cheapest return flights from Porto to Johannesburg in December from 545€

Return flights