AirHint found the following cheapest return flights from Cardiff (CWL) to Dubai (DXB) in December 2025 (see full year).

Return flights

15 Dec - 22 Dec	Ryanair
15 Dec - 24 Dec	Ryanair
15 Dec - 21 Dec	Ryanair
15 Dec - 20 Dec	Ryanair
15 Dec - 27 Dec	Ryanair
22 Dec - 28 Dec	TUI
15 Dec - 19 Dec	Ryanair
15 Dec - 23 Dec	KLM
15 Dec - 26 Dec	KLM
20 Dec - 27 Dec	Ryanair
23 Dec - 01 Jan	Ryanair
30 Dec - 04 Jan	Ryanair
28 Dec - 04 Jan	Ryanair
27 Dec - 03 Jan	Ryanair
28 Dec - 02 Jan	Ryanair
18 Dec - 01 Jan	Air France

Also check the deals for one-way flights from Cardiff to Dubai 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 Cardiff to Dubai in December from $530

Return flights