AirHint found the following cheapest return flights from Chicago (ORD) to Oranjestad (AUA) in March 2026 (see full year).
Return flights
| 24 Mar - 31 Mar | Air Canada | ||
| 01 Mar - 06 Mar | Copa | ||
| 24 Mar - 31 Mar | United | direct | |
| 06 Mar - 13 Mar | Avianca | ||
| 27 Mar - 04 Apr | United |
Also check the deals for one-way flights from Chicago to Oranjestad in March.
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