$170 Cheap United flights St. Louis (STL) to Oranjestad (AUA)

View $170 flight on Sun, Aug 17, 2025Opens in a new window

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$170 Cheap United flights St. Louis (STL) to Oranjestad (AUA)

Prices were available within the past 7 days and start at $170 for one-way flights and $399 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Sep 15 - Thu, Sep 18
STL
St. Louis
AUA
Oranjestad
$399 Roundtrip, found 2 days ago
$399
Roundtrip
found 2 days ago
Select United flight, departing Mon, Sep 15 from St. Louis to Oranjestad, returning Thu, Sep 18, priced at $399 found 2 days ago
United
Wed, Oct 29 - Mon, Nov 3
STL
St. Louis
AUA
Oranjestad
$431 Roundtrip, found 6 days ago
$431
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 29 from St. Louis to Oranjestad, returning Mon, Nov 3, priced at $431 found 6 days ago
United
Sat, Nov 15 - Wed, Nov 19
STL
St. Louis
AUA
Oranjestad
$507 Roundtrip, found 1 hour ago
$507
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Nov 15 from St. Louis to Oranjestad, returning Wed, Nov 19, priced at $507 found 1 hour ago
United
Sat, Aug 30 - Sat, Sep 6
STL
St. Louis
AUA
Oranjestad
$510 Roundtrip, found 1 hour ago
$510
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Aug 30 from St. Louis to Oranjestad, returning Sat, Sep 6, priced at $510 found 1 hour ago
United
Sat, Aug 30 - Sat, Sep 6
STL
St. Louis
AUA
Oranjestad
$516 Roundtrip, found 1 hour ago
$516
Roundtrip
found 1 hour ago
Select United flight, departing Sat, Aug 30 from St. Louis to Oranjestad, returning Sat, Sep 6, priced at $516 found 1 hour ago
Flights from St. Louis (STL) to Oranjestad (AUA)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Queen Beatrix Intl.
Airlines serving
Air Canada, American Airlines, Copa, Delta, Southwest Airlines, Spirit Airlines, United
Popular airline
American Airlines
Distance
2200 mi

Frequently asked questions

How much is a United Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Queen Beatrix Intl. Airport (AUA)?
You can find cheap return United Airlines flights from $399 from STL to AUA by organizing your results from "Price (lowest to highest)" on Expedia. Or look for deals from $170 for a one-way journey.**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.
What is the cheapest month to fly from STL to AUA with United Airlines?
November is one of the least expensive months to fly to Oranjestad with United Airlines. You could also find excellent prices on one-way and return tickets in September.
What is the cheapest time to book flights from Lambert-St. Louis Intl. Airport (STL) to Queen Beatrix Intl. Airport (AUA) with United Airlines?
To grab cheap flights from STL to AUA with United Airlines, start 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 helpful tip? Booking on Sunday can lead to 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.
Does United Airlines fly nonstop from Lambert-St. Louis Intl. Airport (STL) to Queen Beatrix Intl. Airport (AUA)?
To figure out if there's a direct journey from STL to AUA with United Airlines or another carrier, select the "Nonstop" filter when browsing for tickets.
What is the earliest United Airlines flight from STL to AUA?
To find the earliest departure from STL to AUA with United Airlines, filter your search by "Early Morning" and "Morning." Choosing an early flight usually means you'll experience fewer cancellations.**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.
What airports does United Airlines fly into in Oranjestad?
Queen Beatrix Intl. Airport (AUA) is the main Oranjestad gateway for United Airlines flights from Lambert-St. Louis Intl. Airport (STL).
Why fly with United Airlines from STL to AUA?
A rewarding loyalty program and the opportunity to collect points through United Mileage Plus are the start of the reasons to leave from STL to AUA with United Airlines. Plus, when you join our One Key™ program, you can earn OneKeyCash™* on top of United Airlines's loyalty program earnings. It's yours to spend on future travel plans.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my United Airlines flight from Lambert-St. Louis Intl. Airport (STL) to Queen Beatrix Intl. Airport (AUA)?
In most cases, you can cancel or modify your flight, although there may be additional fees if your booking was made over 24 hours ago. Prefer to keep your options open? Apply the "No cancel fee" or "Changes included" filter to find flights that won't penalize you if you have to revise your plans. To modify your booking, visit "Trips," select your flight and click on "Manage Booking" for more information.

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