AirHint found the following cheapest return flights from Cardiff (CWL) to Belfast (BHD)
in May 2025 (see full year ).
Return flights
03 May
- 10 May
Aer Lingus
129 €
direct
17 May
- 19 May
Aer Lingus
129 €
direct
10 May
- 13 May
Aer Lingus
130 €
direct
21 May
- 31 May
Aer Lingus
130 €
direct
17 May
- 20 May
Aer Lingus
130 €
direct
24 May
- 27 May
Aer Lingus
130 €
direct
30 May
- 07 Jun
Aer Lingus
132 €
direct
09 May
- 12 May
Aer Lingus
134 €
direct
30 May
- 02 Jun
Aer Lingus
134 €
direct
30 May
- 03 Jun
Aer Lingus
134 €
direct
30 May
- 04 Jun
Aer Lingus
134 €
direct
30 May
- 05 Jun
Aer Lingus
134 €
direct
06 May
- 10 May
Aer Lingus
135 €
direct
24 May
- 26 May
Aer Lingus
135 €
direct
30 May
- 08 Jun
Aer Lingus
136 €
direct
30 May
- 06 Jun
Aer Lingus
138 €
direct
16 May
- 18 May
Aer Lingus
139 €
direct
29 May
- 02 Jun
Aer Lingus
140 €
direct
26 May
- 02 Jun
Aer Lingus
146 €
direct
31 May
- 09 Jun
Aer Lingus
153 €
direct
Also check the deals for one-way flights from Cardiff to Belfast in May .
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.