AirHint found the following cheapest return flights from Belfast (BHD) to Alicante (ALC) in September 2026 (see full year).
Return flights
| 25 Sep - 29 Sep | easyJet | ||
| 01 Sep - 08 Sep | Aer Lingus | ||
| 01 Sep - 09 Sep | KLM | ||
| 10 Sep - 14 Sep | easyJet | ||
| 10 Sep - 13 Sep | easyJet |
Also check the deals for one-way flights from Belfast to Alicante in September.
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