$323 Cheap United flights Houston (IAH) to Oranjestad (AUA)

Use the "Price (lowest to highest)" filter on Expedia to find cheap United Airlines return flights from $626 from IAH to AUA. Affordable one-way fares from $323 are also available.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

To get cheap flights from IAH to AUA with United Airlines, begin your search about one month before your planned departure. You can save 17% when you book your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another good tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.

The first flight from IAH to AUA with United Airlines departs at 10:17AM UTC-6. You'll touch down at 4:50PM UTC-4. The last United Airlines flight of the day leaves at 10:17AM UTC-6 and arrives at 4:50PM UTC-4. With around 20% fewer cancellations for departures before midday, beginning your travel day early is usually the best choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.

Depart from IAH to AUA with United Airlines and enjoy a host of benefits including a rewarding loyalty program. When you book through Expedia as a United Mileage Plus and One Key™ member, you may also earn OneKeyCash™* to redeem on select future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.