Cheapest return flights from Cardiff to Belfast in July from $146

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 July 2025 (see full year).

Return flights

19 Jul - 24 Jul Aer Lingus direct
19 Jul - 25 Jul Aer Lingus direct
03 Jul - 07 Jul Aer Lingus direct
01 Jul - 02 Jul Aer Lingus direct
25 Jul - 27 Jul Aer Lingus direct
25 Jul - 28 Jul Aer Lingus direct
25 Jul - 29 Jul Aer Lingus direct
24 Jul - 27 Jul Aer Lingus direct
26 Jul - 27 Jul Aer Lingus direct
21 Jul - 24 Jul Aer Lingus direct

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

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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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