AirHint found the following cheapest return flights from Belfast (BHD) to Dublin (DUB) in May 2026 (see full year).
Return flights
| 18 May - 27 May | easyJet | ||
| 31 May - 07 Jun | easyJet | ||
| 08 May - 10 May | easyJet | ||
| 15 May - 17 May | Aer Lingus | ||
| 23 May - 26 May | easyJet | ||
| 16 May - 23 May | easyJet | ||
| 22 May - 23 May | Aer Lingus |
Also check the deals for one-way flights from Belfast to Dublin in May.
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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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