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Cheapest one-way flights from Seattle (SEA) to Amsterdam (AMS), December

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Dates, airline, and price
Dates	Airline	Price
24 Dec	Icelandair
25 Dec	Lufthansa
26 Dec	Lufthansa
20 Dec	Icelandair
21 Dec	Aer Lingus
19 Dec	Frontier Airlines
25 Dec	Delta Direct Flight
26 Dec	Delta Direct Flight
24 Dec	Delta Direct Flight
20 Dec	Delta Direct Flight

deals for return flights from Seattle to Amsterdam in December.

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Updated Jul 16, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Seattle (SEA) to Amsterdam (AMS), December

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