AirHint found the following cheapest one-way flights from Seattle (SEA) to Amsterdam (AMS) in May 2026 (see full year).
One-Way flights
| 03 May | Icelandair | ||
| 13 May | Air Canada | ||
| 12 May | Delta | direct | |
| 13 May | Delta | direct | |
| 14 May | Aer Lingus | ||
| 03 May | Delta | direct | |
| 14 May | Delta | direct |
Also check the deals for return flights from Seattle to Amsterdam in May.
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