$232+ Cheap flights from St. Louis (STL) to Aruba
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AUA
Aug 11 — Aug 181
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from St. Louis to Aruba
Cheapest
Best
Last-minute
One-way
Cheapest flights from St. Louis to ArubaExplore the most affordable flight options available from St. Louis to Aruba. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
Explore the most affordable flight options available from St. Louis to Aruba. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 12, 2026.
This American Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:42 pm
STL
- AUA
1 stop18h 08m
American Airlines
Thu 8/274:17 pm
AUA
- STL
1 stop18h 15m
American Airlines
Deal found 7/8![American Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:00 am
STL
- AUA
1 stop7h 32m
American Airlines
Wed 8/262:32 pm
AUA
- STL
2 stops20h 00m
American Airlines
Deal found 7/9![American Airlines logo]()
$449
This American Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:42 pm
STL
- AUA
1 stop18h 08m
American Airlines
Wed 8/192:32 pm
AUA
- STL
1 stop9h 08m
American Airlines
Deal found 7/10![American Airlines logo]()
$476
This American Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:42 pm
STL
- AUA
1 stop17h 01m
American Airlines
Wed 9/21:50 pm
AUA
- STL
1 stop10h 44m
American Airlines
Deal found 7/8![American Airlines logo]()
$490
This American Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:45 pm
STL
- AUA
2 stops19h 55m
American Airlines
Fri 11/135:40 pm
AUA
- STL
2 stops19h 11m
American Airlines
Deal found 7/9![American Airlines logo]()
$495
This American Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:45 pm
STL
- AUA
2 stops20h 01m
American Airlines
Sun 12/65:55 pm
AUA
- STL
2 stops18h 56m
American Airlines
Deal found 7/8![American Airlines logo]()
$500
This American Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/295:44 pm
STL
- AUA
1 stop18h 31m
American Airlines
Tue 11/31:40 pm
AUA
- STL
1 stop12h 25m
American Airlines
Deal found 7/11![American Airlines logo]()
$513
This American Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:42 pm
STL
- AUA
1 stop18h 08m
American Airlines
Sat 8/292:59 pm
AUA
- STL
2 stops18h 25m
American Airlines
Deal found 7/11![American Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:00 am
STL
- AUA
1 stop8h 20m
United Airlines
Sat 8/293:10 pm
AUA
- STL
1 stop20h 00m
United Airlines
Deal found 7/11![United Airlines logo]()
$522
Best flights from St. Louis to ArubaDiscover carefully curated flight deals from St. Louis to Aruba that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
Discover carefully curated flight deals from St. Louis to Aruba that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 12, 2026.
This United Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/87:04 pm
STL
- AUA
2 stops19h 21m
United Airlines
Sat 11/143:25 pm
AUA
- STL
1 stop8h 55m
United Airlines
Deal found 7/10![United Airlines logo]()
$490
This American Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:21 am
STL
- AUA
1 stop27h 09m
American Airlines
Sun 9/204:55 pm
AUA
- STL
2 stops18h 25m
American Airlines
Deal found 7/10![American Airlines logo]()
$533
This Delta deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am
STL
- AUA
1 stop7h 10m
Delta
Sun 12/64:25 pm
AUA
- STL
1 stop9h 14m
Delta
Deal found 7/8![Delta logo]()
$561
This American Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:45 pm
STL
- AUA
1 stop15h 54m
American Airlines
Fri 11/135:38 pm
AUA
- STL
1 stop16h 49m
American Airlines
Deal found 7/10![American Airlines logo]()
$566
This Delta deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:39 pm
STL
- AUA
2 stops20h 01m
Delta
Wed 8/193:25 pm
AUA
- STL
1 stop8h 56m
Delta
Deal found 7/10![Delta logo]()
$589
This American Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/225:18 pm
STL
- AUA
2 stops19h 12m
American Airlines
Tue 9/292:30 pm
AUA
- STL
2 stops19h 59m
American Airlines
Deal found 7/11![American Airlines logo]()
$608
Last-minute flights from St. Louis to ArubaDiscover last-minute flight deals from St. Louis to Aruba. Data last updated July 12, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Aruba. Data last updated July 12, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:42 pm
STL
- AUA
1 stop18h 08m
American Airlines
Wed 8/192:32 pm
AUA
- STL
1 stop9h 08m
American Airlines
Deal found 7/10![American Airlines logo]()
$476
This American Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:00 am
STL
- AUA
1 stop7h 32m
American Airlines
Wed 8/262:32 pm
AUA
- STL
2 stops20h 00m
American Airlines
Deal found 7/9![American Airlines logo]()
$449
This American Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:42 pm
STL
- AUA
1 stop18h 08m
American Airlines
Thu 8/274:17 pm
AUA
- STL
1 stop18h 15m
American Airlines
Deal found 7/8![American Airlines logo]()
$439
This American Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:42 pm
STL
- AUA
1 stop18h 08m
American Airlines
Sat 8/292:59 pm
AUA
- STL
2 stops18h 25m
American Airlines
Deal found 7/11![American Airlines logo]()
$518
This United Airlines deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:00 am
STL
- AUA
1 stop8h 20m
United Airlines
Sat 8/293:10 pm
AUA
- STL
1 stop20h 00m
United Airlines
Deal found 7/11![United Airlines logo]()
$522
This American Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:42 pm
STL
- AUA
1 stop17h 01m
American Airlines
Wed 9/21:50 pm
AUA
- STL
1 stop10h 44m
American Airlines
Deal found 7/8![American Airlines logo]()
$490
One-way flights from St. Louis to ArubaSearch for one-way flight options from St. Louis to Aruba. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
Search for one-way flight options from St. Louis to Aruba. Find affordable one-way fares based on user searches. Data last updated July 12, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1110:35 am
STL
- AUA
3 stops46h 40m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$232
This United Airlines deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/75:00 am
STL
- AUA
1 stop9h 40m
United Airlines
Deal found 7/8![United Airlines logo]()
$238
This American Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/73:54 pm
STL
- AUA
2 stops20h 48m
American Airlines
Deal found 7/9![American Airlines logo]()
$244
This Kiwi.com deal was found by Cheapflights users on 7/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/76:30 am
STL
- AUA
3 stops34h 00m
Multiple Airlines
Deal found 7/11![Multiple Airlines logo]()
$527
Find flight deals from St. Louis to Aruba
Keep the following information in mind while searching for St. Louis to Aruba flight deals. Data was last updated July 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $439 (American Airlines) |
One-way from | $232 (Kiwi.com) |
Popular in | May |
Cheapest in | February |
Average price | $609 |
Cheapflights Fare Finder
Customize your flight search to find flights from St. Louis to Aruba that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 12, 2026.
Use the filters below to find and compare flights from St. Louis to Aruba that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Sun 11/8
7:04 pm-4:25 pm
2 stops19h 21m
Oranjestad Reina Beatrix
Sat 11/14
3:25 pm-10:20 pm
1 stop8h 55m
$490
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Sun 9/13
9:21 am-1:30 pm
1 stop27h 09m
Oranjestad Reina Beatrix
Sun 9/20
4:55 pm-10:20 am
2 stops18h 25m
$533
Quickest round-trip
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Tue 12/1
6:00 am-3:10 pm
1 stop7h 10m
Oranjestad Reina Beatrix
Sun 12/6
4:25 pm-11:39 pm
1 stop9h 14m
$561
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Sun 11/8
6:45 pm-12:39 pm
1 stop15h 54m
Oranjestad Reina Beatrix
Fri 11/13
5:38 pm-8:27 am
1 stop16h 49m
$566
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Mon 8/10
3:39 pm-12:40 pm
2 stops20h 01m
Oranjestad Reina Beatrix
Wed 8/19
3:25 pm-11:21 pm
1 stop8h 56m
$589
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Tue 9/22
5:18 pm-1:30 pm
2 stops19h 12m
Oranjestad Reina Beatrix
Tue 9/29
2:30 pm-9:29 am
2 stops19h 59m
$608
Cheapest one-way
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Fri 9/11
10:35 am-10:15 am
3 stops46h 40m
$232
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Thu 1/7
5:00 am-4:40 pm
1 stop9h 40m
$238
Quickest one-way
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Thu 1/7
5:00 am-3:50 pm
1 stop8h 50m
$238
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Thu 1/7
3:40 pm-4:45 pm
2 stops23h 05m
$238
Sorted by cheapest first
Best time to book a flight from St. Louis to Aruba
Have a flexible travel schedule? Discover the best time to fly to Aruba from St. Louis with our price prediction graph.
STL-AUA
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from St. Louis to Aruba
STL-AW0
STL-AUA
What is the cheapest month to book a flight from St. Louis to Aruba?
Currently, December is the cheapest month in which you can book a flight from St. Louis to Aruba (average of $286). Flying from St. Louis to Aruba in August is currently the most expensive (average of $519). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from St. Louis to Aruba?
The best time to book flights from St. Louis to Aruba is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Aruba
Get insights into the airlines that provide service to Aruba. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Aruba. Reviews last updated July 12, 2026.
Get a feel of what it's like to fly with Southwest,Delta, andUnited Airlines from St. Louis to Aruba by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Entertainment
7.5
Comfort
8.0
Crew
8.6
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from St. Louis to Aruba. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Complete your trip
Complete your trip to Aruba by adding a car rental and/or hotel reservation to your travel itinerary.
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St. Louis and Aruba flights
Browse other St. Louis and Aruba flight options. Last updated on July 12, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from St. Louis to Aruba
Discover the top 4 airlines that operate flights from St. Louis to Aruba. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$399 | Average$758 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$430 | Average$609 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$458 | Average$633 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$599 | Average$857 | FlexibilityNo cancel fee | On-time63% |