Cheapest return flights from Cardiff to Belfast in March from $133

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

Return flights

02 Mar - 05 Mar Aer Lingus direct
02 Mar - 07 Mar Aer Lingus direct
09 Mar - 13 Mar Aer Lingus direct
14 Mar - 20 Mar Aer Lingus direct
14 Mar - 21 Mar Aer Lingus direct
26 Mar - 28 Mar Aer Lingus direct
19 Mar - 22 Mar Aer Lingus direct
20 Mar - 22 Mar Aer Lingus direct
23 Mar - 27 Mar Aer Lingus direct
13 Mar - 23 Mar Aer Lingus direct
31 Mar - 03 Apr Aer Lingus direct
29 Mar - 01 Apr Aer Lingus direct
30 Mar - 02 Apr Aer Lingus
30 Mar - 02 Apr Aer Lingus direct

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

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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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