$286+ 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 7/2. Fares are subject to change and may not be available on all flights or dates of travel.
STL — AUA
Jun 16 — Jun 231
Round-trip
1 adult, Economy
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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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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 May 17, 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 May 17, 2026.
This United Airlines deal was found by Cheapflights users on 5/16. 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.
Tue 7/76:00 am
STL
- AUA
1 stop8h 35m
United Airlines
Mon 7/131:50 pm
AUA
- STL
1 stop8h 36m
United Airlines
Deal found 5/16![United Airlines logo]()
$489
This American Airlines deal was found by Cheapflights users on 5/14. 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 stop9h 50m
American Airlines
Wed 8/261:50 pm
AUA
- STL
1 stop10h 33m
American Airlines
Deal found 5/14![American Airlines logo]()
$494
This American Airlines deal was found by Cheapflights users on 5/12. 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 7/95:48 pm
STL
- AUA
1 stop18h 06m
American Airlines
Tue 7/145:59 pm
AUA
- STL
1 stop17h 25m
American Airlines
Deal found 5/12![American Airlines logo]()
$519
This American Airlines deal was found by Cheapflights users on 5/16. 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 7/166:12 pm
STL
- AUA
2 stops18h 22m
American Airlines
Tue 7/215:59 pm
AUA
- STL
2 stops17h 02m
American Airlines
Deal found 5/16![American Airlines logo]()
$522
This American Airlines deal was found by Cheapflights users on 5/16. 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 6/296:13 pm
STL
- AUA
2 stops18h 20m
American Airlines
Fri 7/33:02 pm
AUA
- STL
2 stops18h 29m
American Airlines
Deal found 5/16![American Airlines logo]()
$524
This Delta deal was found by Cheapflights users on 5/14. 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 7/76:00 am
STL
- AUA
1 stop7h 10m
Delta
Wed 7/153:25 pm
AUA
- STL
1 stop9h 28m
Delta
Deal found 5/14![Delta logo]()
$528
This Delta deal was found by Cheapflights users on 5/12. 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 6/296:00 am
STL
- AUA
1 stop7h 10m
Delta
Fri 7/31:35 pm
AUA
- STL
1 stop9h 43m
Delta
Deal found 5/12![Delta logo]()
$556
This American Airlines deal was found by Cheapflights users on 5/16. 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 6/177:30 am
STL
- AUA
1 stop6h 50m
American Airlines
Wed 6/244:20 pm
AUA
- STL
1 stop8h 24m
American Airlines
Deal found 5/16![American Airlines logo]()
$559
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 May 17, 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 May 17, 2026.
This United Airlines deal was found by Cheapflights users on 5/16. 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.
Tue 7/77:05 pm
STL
- AUA
2 stops19h 15m
United Airlines
Mon 7/131:50 pm
AUA
- STL
1 stop8h 36m
United Airlines
Deal found 5/16![United Airlines logo]()
$489
This Delta deal was found by Cheapflights users on 5/15. 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 6/296:00 am
STL
- AUA
1 stop7h 10m
Delta
Fri 7/31:35 pm
AUA
- STL
1 stop9h 43m
Delta
Deal found 5/15![Delta logo]()
$489
This American Airlines deal was found by Cheapflights users on 5/16. 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 7/75:10 am
STL
- AUA
2 stops9h 49m
American Airlines
Mon 7/135:59 pm
AUA
- STL
2 stops15h 35m
American Airlines
Deal found 5/16![American Airlines logo]()
$524
This Southwest deal was found by Cheapflights users on 5/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/205:05 am
STL
- AUA
1 stop8h 40m
Southwest
Fri 7/243:45 pm
AUA
- STL
1 stop8h 25m
Southwest
Deal found 5/13![Southwest logo]()
$637
This United Airlines deal was found by Cheapflights users on 5/16. 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.
Tue 6/306:00 am
STL
- AUA
1 stop8h 35m
United Airlines
Tue 7/73:10 pm
AUA
- STL
2 stops18h 24m
United Airlines
Deal found 5/16![United Airlines logo]()
$494
This Delta deal was found by Cheapflights users on 5/14. 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.
Wed 7/86:00 am
STL
- AUA
1 stop7h 10m
Delta
Wed 7/153:25 pm
AUA
- STL
1 stop9h 28m
Delta
Deal found 5/14![Delta logo]()
$528
This American Airlines deal was found by Cheapflights users on 5/12. 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 8/135:00 am
STL
- AUA
1 stop7h 32m
American Airlines
Wed 8/191:50 pm
AUA
- STL
1 stop10h 33m
American Airlines
Deal found 5/12![American Airlines logo]()
$621
This Delta deal was found by Cheapflights users on 5/14. 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 7/66:00 am
STL
- AUA
1 stop7h 10m
Delta
Wed 7/153:25 pm
AUA
- STL
1 stop9h 28m
Delta
Deal found 5/14![Delta logo]()
$567
This United Airlines deal was found by Cheapflights users on 5/13. 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.
Mon 7/206:00 am
STL
- AUA
1 stop8h 35m
United Airlines
Fri 7/243:10 pm
AUA
- STL
2 stops18h 24m
United Airlines
Deal found 5/13![United Airlines logo]()
$607
Last-minute flights from St. Louis to ArubaDiscover last-minute flight deals from St. Louis to Aruba. Data last updated May 17, 2026 and is based on user searches.
Discover last-minute flight deals from St. Louis to Aruba. Data last updated May 17, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 5/16. 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 6/177:30 am
STL
- AUA
1 stop6h 50m
American Airlines
Wed 6/244:20 pm
AUA
- STL
1 stop8h 24m
American Airlines
Deal found 5/16![American Airlines logo]()
$559
This Delta deal was found by Cheapflights users on 5/15. 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 6/296:00 am
STL
- AUA
1 stop7h 10m
Delta
Fri 7/31:35 pm
AUA
- STL
1 stop9h 43m
Delta
Deal found 5/15![Delta logo]()
$489
This American Airlines deal was found by Cheapflights users on 5/15. 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 6/296:13 pm
STL
- AUA
2 stops18h 20m
American Airlines
Fri 7/35:12 pm
AUA
- STL
2 stops16h 19m
American Airlines
Deal found 5/15![American Airlines logo]()
$494
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 May 17, 2026.
Search for one-way flight options from St. Louis to Aruba. Find affordable one-way fares based on user searches. Data last updated May 17, 2026.
This Southwest deal was found by Cheapflights users on 5/13. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:15 pm
STL
- AUA
2 stops17h 30m
Southwest
Deal found 5/13![Southwest logo]()
$286
This American Airlines deal was found by Cheapflights users on 5/13. 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 7/27:31 am
STL
- AUA
1 stop7h 38m
American Airlines
Deal found 5/13![American Airlines logo]()
$287
This United Airlines deal was found by Cheapflights users on 5/13. 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.
Sat 5/237:05 pm
STL
- AUA
2 stops19h 15m
United Airlines
Deal found 5/13![United Airlines logo]()
$381
This Delta deal was found by Cheapflights users on 5/13. 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.
Sat 5/236:00 am
STL
- AUA
1 stop7h 10m
Delta
Deal found 5/13![Delta logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 7/26:31 pm
STL
- AUA
3 stops42h 44m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$507
This Kiwi.com deal was found by Cheapflights users on 5/13. 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.
Sat 5/238:08 pm
STL
- AUA
3 stops24h 49m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$592
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 May 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $489 (United Airlines) |
One-way from | $286 (Southwest) |
Popular in | May |
Cheapest in | February |
Average price | $725 |
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 May 17, 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
Tue 7/7
7:05 pm-3:20 pm
2 stops19h 15m
Oranjestad Reina Beatrix
Mon 7/13
1:50 pm-9:26 pm
1 stop8h 36m
$489
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Mon 6/29
6:00 am-2:10 pm
1 stop7h 10m
Oranjestad Reina Beatrix
Fri 7/3
1:35 pm-10:18 pm
1 stop9h 43m
$489
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Tue 6/30
6:00 am-3:35 pm
1 stop8h 35m
Oranjestad Reina Beatrix
Tue 7/7
3:10 pm-8:34 am
2 stops18h 24m
$494
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Tue 7/7
5:10 am-3:59 pm
2 stops9h 49m
Oranjestad Reina Beatrix
Mon 7/13
5:59 pm-8:34 am
2 stops15h 35m
$524
Quickest round-trip
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Wed 7/8
6:00 am-2:10 pm
1 stop7h 10m
Oranjestad Reina Beatrix
Wed 7/15
3:25 pm-11:53 pm
1 stop9h 28m
$528
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Mon 7/6
6:00 am-2:10 pm
1 stop7h 10m
Oranjestad Reina Beatrix
Wed 7/15
3:25 pm-11:53 pm
1 stop9h 28m
$567
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Mon 7/20
6:00 am-3:35 pm
1 stop8h 35m
Oranjestad Reina Beatrix
Fri 7/24
3:10 pm-8:34 am
2 stops18h 24m
$607
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Thu 8/13
5:00 am-1:32 pm
1 stop7h 32m
Oranjestad Reina Beatrix
Wed 8/19
1:50 pm-11:23 pm
1 stop10h 33m
$621
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Mon 7/20
5:05 am-2:45 pm
1 stop8h 40m
Oranjestad Reina Beatrix
Fri 7/24
3:45 pm-11:10 pm
1 stop8h 25m
$637
Cheapest one-way
St. LouisOranjestad
STL - AUA
STLAUA
Lambert-St Louis
Thu 7/2
6:15 pm-12:45 pm
2 stops17h 30m
$286
Showing 1-10 of 12 resultsSorted 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
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 5 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.
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 April is currently the most expensive (average of $477). 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.
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 May 17, 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.
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
Comfort
8.0
Boarding
8.1
Overall
8.0
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
2.0
MediocreDominic,Mar 2026
MCO - SMF
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 May 17, 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 May 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$399 | Average$668 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$456 | Average$603 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$481 | Average$600 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$599 | Average$857 | FlexibilityNo cancel fee | On-time63% |