AirHint found the following cheapest return flights from Washington (IAD) to Oranjestad (AUA) in January 2026 (see full year).

Return flights

23 Jan - 26 Jan	Frontier Airlines
30 Jan - 02 Feb	Frontier Airlines
24 Jan - 27 Jan	Copa
31 Jan - 04 Feb	Copa
29 Jan - 05 Feb	United	direct
19 Jan - 22 Jan	United	direct
24 Jan - 27 Jan	United	direct
29 Jan - 03 Feb	United	direct
31 Jan - 04 Feb	United	direct
19 Jan - 26 Jan	Copa
17 Jan - 20 Jan	Air Canada
21 Jan - 27 Jan	United	direct
15 Jan - 21 Jan	Avianca
16 Jan - 20 Jan	Frontier Airlines
23 Jan - 26 Jan	United	direct
29 Jan - 01 Feb	Avianca
27 Jan - 03 Feb	Avianca
25 Jan - 03 Feb	Avianca
25 Jan - 07 Feb	Avianca
27 Jan - 11 Feb	Avianca

Also check the deals for one-way flights from Washington to Oranjestad in January.

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 January from $328

Return flights