AirHint found the following cheapest return flights from Belfast (BHD) to Berlin (BER) in December 2025 (see full year).

Return flights

03 Dec - 05 Dec	easyJet
10 Dec - 13 Dec	easyJet
10 Dec - 17 Dec	easyJet
01 Dec - 03 Dec	easyJet
01 Dec - 06 Dec	Aer Lingus
15 Dec - 18 Dec	easyJet
11 Dec - 13 Dec	easyJet
07 Dec - 09 Dec	easyJet
31 Dec - 01 Jan	easyJet
04 Dec - 08 Dec	KLM
23 Dec - 28 Dec	KLM
31 Dec - 04 Jan	easyJet
29 Dec - 01 Jan	easyJet
28 Dec - 01 Jan	Aer Lingus
30 Dec - 01 Jan	Aer Lingus
30 Dec - 05 Jan	Aer Lingus
30 Dec - 02 Jan	Aer Lingus

Also check the deals for one-way flights from Belfast to Berlin 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 Berlin in December from $156

Return flights