AirHint found the following cheapest return flights from Southampton (SOU) to Amsterdam (AMS) in December 2025 (see full year).

Return flights

08 Dec - 12 Dec	easyJet	direct
19 Dec - 22 Dec	easyJet	direct
29 Dec - 02 Jan	easyJet	direct
12 Dec - 15 Dec	easyJet	direct
17 Dec - 02 Jan	KLM	direct
30 Dec - 02 Jan	KLM	direct
28 Dec - 31 Dec	KLM	direct
13 Dec - 16 Dec	KLM	direct
19 Dec - 21 Dec	easyJet	direct
29 Dec - 03 Jan	KLM	direct
30 Dec - 01 Jan	KLM	direct

Also check the deals for one-way flights from Southampton to Amsterdam 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 Southampton to Amsterdam in December from 97€

Return flights