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

Return flights

30 Dec - 16 Jan	Ryanair	direct
30 Dec - 18 Jan	Ryanair	direct
30 Dec - 01 Jan	Ryanair	direct
30 Dec - 11 Jan	Ryanair	direct
30 Dec - 09 Jan	Ryanair	direct
31 Dec - 01 Jan	easyJet
31 Dec - 09 Jan	Ryanair
24 Dec - 29 Dec	easyJet	direct
30 Dec - 06 Jan	Ryanair	direct
31 Dec - 31 Jan	easyJet	direct
30 Dec - 03 Jan	Ryanair	direct
30 Dec - 31 Dec	easyJet
24 Dec - 27 Dec	easyJet	direct
24 Dec - 28 Dec	easyJet	direct
24 Dec - 26 Dec	easyJet	direct
27 Dec - 29 Dec	Ryanair	direct
30 Dec - 31 Dec	easyJet	direct
27 Dec - 27 Dec	Ryanair	direct
29 Dec - 31 Dec	easyJet
26 Dec - 31 Dec	easyJet

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

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 December from $110

Return flights