AirHint found the following cheapest return flights from Washington (IAD) to Oranjestad (AUA) in December 2025 (see full year).

Return flights

29 Dec - 09 Jan	United	direct
28 Dec - 01 Jan	United
29 Dec - 01 Jan	United
29 Dec - 31 Dec	Breeze Airways
29 Dec - 31 Dec	United	direct
29 Dec - 06 Jan	Delta
30 Dec - 06 Jan	Frontier Airlines
30 Dec - 06 Jan	United	direct
29 Dec - 06 Jan	United	direct
29 Dec - 05 Jan	United	direct
28 Dec - 05 Jan	United	direct
30 Dec - 03 Jan	United	direct

Also check the deals for one-way flights from Washington to Oranjestad 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 Washington to Oranjestad in December from 481€

Return flights