Cheapest return flights from Cardiff to Belfast in May from $154

Best time to book flights for Cardiff (CWL) to Belfast (BHD) flights at AirHint

AirHint found the following cheapest return flights from Cardiff (CWL) to Belfast (BHD) in May 2025 (see full year).

Return flights

23 May - 26 May Aer Lingus direct
23 May - 25 May Aer Lingus direct
16 May - 18 May Aer Lingus direct
17 May - 18 May Aer Lingus direct
30 May - 02 Jun Aer Lingus direct
30 May - 01 Jun Aer Lingus direct
03 May - 05 May Aer Lingus direct
02 May - 05 May Aer Lingus direct

Also check the deals for one-way flights from Cardiff to Belfast in May.

Skyscanner

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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