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

Return flights

31 Dec - 14 Jan	Aer Lingus
23 Dec - 23 Jan	Frontier Airlines
23 Dec - 13 Jan	KLM
24 Dec - 14 Jan	SWISS
23 Dec - 17 Jan	Austrian Airlines
23 Dec - 15 Jan	KLM
23 Dec - 14 Jan	Austrian Airlines
23 Dec - 16 Jan	Air France
31 Dec - 07 Jan	TAP
24 Dec - 08 Jan	SWISS
25 Dec - 27 Dec	SWISS
25 Dec - 31 Dec	FrenchBee
20 Dec - 26 Dec	Lufthansa
24 Dec - 30 Dec	SWISS
24 Dec - 31 Dec	SWISS
24 Dec - 29 Dec	SWISS
20 Dec - 27 Dec	Lufthansa
23 Dec - 31 Dec	Austrian Airlines
23 Dec - 28 Dec	Austrian Airlines
23 Dec - 29 Dec	Aer Lingus

Also check the deals for one-way flights from San Francisco 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 San Francisco to Amsterdam in December from 744€

Return flights