Cheapest return flights from Cardiff to Belfast in August from 133€

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

Return flights

30 Aug - 09 Sep Aer Lingus direct
31 Aug - 04 Sep Aer Lingus direct
27 Aug - 03 Sep Aer Lingus direct
30 Aug - 04 Sep Aer Lingus direct
20 Aug - 21 Aug Aer Lingus direct
05 Aug - 02 Sep Aer Lingus direct
05 Aug - 05 Sep Aer Lingus direct
13 Aug - 20 Aug Aer Lingus direct
19 Aug - 20 Aug Aer Lingus direct
19 Aug - 26 Aug Aer Lingus direct
27 Aug - 29 Aug Aer Lingus direct
12 Aug - 15 Aug Aer Lingus direct
12 Aug - 19 Aug Aer Lingus direct
16 Aug - 20 Aug Aer Lingus direct
06 Aug - 12 Aug Aer Lingus direct
28 Aug - 29 Aug Aer Lingus direct
29 Aug - 02 Sep Aer Lingus direct
03 Aug - 03 Sep Aer Lingus direct
04 Aug - 04 Sep Ryanair
29 Aug - 01 Sep Aer Lingus

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

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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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