AirHint found the following cheapest one-way flights from Washington (IAD) to Amsterdam (AMS) in December 2025 (see full year).
One-Way flights
| 08 Dec | TAP | ||
| 03 Dec | TAP | ||
| 27 Dec | Lufthansa | ||
| 12 Dec | Frontier Airlines | ||
| 29 Dec | United | direct | |
| 24 Dec | Air Canada | ||
| 10 Dec | TAP | ||
| 16 Dec | Icelandair | ||
| 24 Dec | United | direct | |
| 03 Dec | Austrian Airlines | direct |
Also check the deals for return flights from Washington to Amsterdam in December.
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