AirHint found the following cheapest one-way flights from Seattle (SEA) to Amsterdam (AMS) in April 2026 (see full year).
One-Way flights
| 25 Apr | Alaska Airlines | ||
| 23 Apr | Aer Lingus | ||
| 23 Apr | Delta | direct | |
| 25 Apr | Air France | direct |
Also check the deals for return flights from Seattle to Amsterdam in April.
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