Cheapest return flights from Cardiff (CWL) to Belfast (BHD), September

Select a price to book. see full year.

Dates, airline, and price
Dates Airline Price
05 Sep 07 Sep Aer Lingus
Direct Flight
23 Sep 24 Sep Aer Lingus
Direct Flight
18 Sep 22 Sep Aer Lingus
Direct Flight
02 Sep 05 Sep Aer Lingus
Direct Flight
16 Sep 23 Sep Aer Lingus
Direct Flight
05 Sep 06 Sep Aer Lingus
Direct Flight
04 Sep 07 Sep Aer Lingus
Direct Flight
13 Sep 15 Sep Aer Lingus
Direct Flight
04 Sep 06 Sep Aer Lingus
Direct Flight
03 Sep 08 Sep Aer Lingus
Direct Flight
26 Sep 03 Oct Aer Lingus
Direct Flight
30 Sep 01 Oct Ryanair
30 Sep 01 Oct Aer Lingus
Direct Flight
30 Sep 11 Oct Aer Lingus
Direct Flight
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deals for one-way flights from Cardiff to Belfast in September.

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Updated Jul 16, 2026.

About these fares

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