AirHint found the following cheapest return flights from Southend (SEN) to Brussels (BRU) in December 2025 (see full year).

Return flights

09 Dec - 11 Dec	easyJet
09 Dec - 16 Dec	easyJet
13 Dec - 16 Dec	easyJet
06 Dec - 10 Dec	easyJet
06 Dec - 06 Dec	easyJet
11 Dec - 14 Dec	easyJet
17 Dec - 24 Dec	easyJet
14 Dec - 17 Dec	easyJet
18 Dec - 20 Dec	easyJet
13 Dec - 15 Dec	easyJet
27 Dec - 01 Jan	easyJet
26 Dec - 01 Jan	easyJet
30 Dec - 03 Jan	easyJet
28 Dec - 11 Jan	easyJet
24 Dec - 04 Jan	easyJet
31 Dec - 03 Jan	easyJet
20 Dec - 03 Jan	easyJet

Also check the deals for one-way flights from Southend to Brussels 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 Southend to Brussels in December from 153€

Return flights