AirHint found the following cheapest return flights from Belfast (BHD) to Alicante (ALC) in October 2025 (see full year).

Return flights

08 Oct - 13 Oct	easyJet
11 Oct - 13 Oct	easyJet
16 Oct - 21 Oct	easyJet
08 Oct - 16 Oct	easyJet
11 Oct - 14 Oct	easyJet
15 Oct - 22 Oct	easyJet
05 Oct - 07 Oct	easyJet
05 Oct - 13 Oct	easyJet
06 Oct - 10 Oct	easyJet
08 Oct - 12 Oct	easyJet
31 Oct - 04 Nov	easyJet
30 Oct - 04 Nov	easyJet
28 Oct - 04 Nov	easyJet
21 Oct - 21 Nov	Aer Lingus
31 Oct - 03 Nov	easyJet
29 Oct - 03 Nov	easyJet
30 Oct - 03 Nov	Aer Lingus
27 Oct - 03 Nov	Aer Lingus
31 Oct - 02 Nov	easyJet
29 Oct - 01 Nov	easyJet

Also check the deals for one-way flights from Belfast to Alicante in October.

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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Cheapest return flights from Belfast to Alicante in October from $117

Return flights