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

Return flights

07 Dec - 14 Dec	easyJet
07 Dec - 13 Dec	easyJet
07 Dec - 12 Dec	easyJet
07 Dec - 18 Dec	easyJet
14 Dec - 21 Dec	easyJet
07 Dec - 08 Jan	easyJet
17 Dec - 11 Jan	easyJet
07 Dec - 15 Dec	easyJet
10 Dec - 17 Dec	easyJet
09 Dec - 14 Dec	easyJet
18 Dec - 30 Dec	easyJet
18 Dec - 31 Dec	easyJet
24 Dec - 07 Jan	easyJet
16 Dec - 09 Jan	easyJet
18 Dec - 11 Jan	easyJet
11 Dec - 09 Jan	easyJet
16 Dec - 05 Jan	easyJet
16 Dec - 08 Jan	easyJet
09 Dec - 08 Jan	easyJet
18 Dec - 07 Jan	easyJet

Also check the deals for one-way flights from Southend to Athens 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 Athens in December from 158€

Return flights