Cheapest one-way flights from Cardiff to Belfast in January from $65

AirHint found the following cheapest one-way flights from Cardiff (CWL) to Belfast (BHD) in January 2026 (see full year).

One-Way flights

10 Jan Aer Lingus direct
26 Jan Aer Lingus direct
05 Jan Aer Lingus direct
04 Jan Aer Lingus direct
02 Jan Aer Lingus direct
28 Jan KLM
27 Jan KLM

Also check the deals for return flights from Cardiff to Belfast in January.

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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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