AirHint found the following cheapest return flights from Chicago (MDW) to Oranjestad (AUA) in October 2025 (see full year).
Return flights
| 29 Oct - 03 Nov | Delta | ||
| 25 Oct - 31 Oct | Frontier Airlines | ||
| 24 Oct - 31 Oct | Delta | ||
| 18 Oct - 24 Oct | Frontier Airlines | ||
| 29 Oct - 31 Oct | WestJet |
Also check the deals for one-way flights from Chicago to Oranjestad in October.
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