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

Return flights

28 Dec - 15 Jan	Frontier Airlines
10 Dec - 25 Dec	Delta
10 Dec - 26 Dec	Delta
11 Dec - 26 Dec	Turkish Airlines
10 Dec - 24 Dec	Delta
27 Dec - 15 Jan	Turkish Airlines
30 Dec - 12 Jan	Lufthansa
29 Dec - 12 Jan	Lufthansa
30 Dec - 13 Jan	Lufthansa
27 Dec - 16 Jan	Turkish Airlines
26 Dec - 16 Jan	Turkish Airlines
28 Dec - 16 Jan	Frontier Airlines
23 Dec - 31 Dec	Lufthansa
28 Dec - 12 Jan	Frontier Airlines
11 Dec - 29 Dec	Turkish Airlines
29 Dec - 11 Jan	Frontier Airlines
11 Dec - 27 Dec	Frontier Airlines
12 Dec - 26 Dec	Turkish Airlines
13 Dec - 27 Dec	British Airways
11 Dec - 30 Dec	Turkish Airlines

Also check the deals for one-way flights from Denver 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 Denver to Cape Town in December from $1550

Return flights