AirHint found the following cheapest return flights from Washington (IAD) to Cape Town (CPT) in December 2025 (see full year).

Return flights

05 Dec - 12 Dec	Turkish Airlines
09 Dec - 16 Dec	Turkish Airlines
03 Dec - 15 Dec	Delta
10 Dec - 14 Dec	Qatar Airways
10 Dec - 16 Dec	Qatar Airways
09 Dec - 15 Dec	Qatar Airways
28 Dec - 11 Jan	Etihad Airways
29 Dec - 09 Jan	Ethiopian Airlines
06 Dec - 13 Dec	Emirates
29 Dec - 09 Jan	United	direct
11 Dec - 15 Dec	Qatar Airways
18 Dec - 06 Jan	Frontier Airlines
18 Dec - 06 Jan	United	direct
19 Dec - 02 Jan	Qatar Airways

Also check the deals for one-way flights from Washington to Cape Town 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.

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Cheapest return flights from Washington to Cape Town in December from 888€

Return flights