Cheapest return flights from Cardiff to Belfast in January from $132

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

Return flights

24 Jan - 26 Jan Aer Lingus direct
09 Jan - 12 Jan Aer Lingus direct
23 Jan - 25 Jan Aer Lingus direct
05 Jan - 08 Jan Aer Lingus direct
01 Jan - 09 Jan Aer Lingus direct
08 Jan - 11 Jan Aer Lingus direct
31 Jan - 01 Feb Aer Lingus
30 Jan - 01 Feb Aer Lingus
31 Jan - 01 Feb Aer Lingus direct

Also check the deals for one-way 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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