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Cheap flights from St. Louis to Aruba from $238

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Aruba departing on 8/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to Aruba

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:10 am - 2:02 pm
STL
-
AUA
7h 52m
1 stop
American Airlines Logo
5:59 pm - 8:33 am
AUA
-
STL
15h 34m
2 stops
$537American Airlines
Mon, Jul 13 - Wed, Jul 22
American Airlines Logo
7:32 am - 3:20 pm
STL
-
AUA
6h 48m
1 stop
American Airlines Logo
5:59 pm - 10:24 am
AUA
-
STL
17h 25m
1 stop
$541American Airlines
Tue, Jul 7 - Tue, Jul 14
American Airlines Logo
5:00 am - 1:32 pm
STL
-
AUA
7h 32m
1 stop
American Airlines Logo
2:32 pm - 10:40 pm
AUA
-
STL
9h 08m
1 stop
$544American Airlines
Wed, Aug 19 - Wed, Aug 26
American Airlines Logo
5:18 am - 3:59 pm
STL
-
AUA
9h 41m
1 stop
American Airlines Logo
1:54 pm - 11:32 pm
AUA
-
STL
10h 38m
1 stop
$546American Airlines
Tue, Jul 7 - Tue, Jul 14
American Airlines Logo
5:00 am - 3:43 pm
STL
-
AUA
9h 43m
1 stop
American Airlines Logo
4:50 pm - 9:24 am
AUA
-
STL
17h 34m
2 stops
$549American Airlines
Wed, Aug 19 - Wed, Aug 26
American Airlines Logo
8:07 pm - 3:17 pm
STL
-
AUA
18h 10m
2 stops
American Airlines Logo
2:32 pm - 8:24 am
AUA
-
STL
18h 52m
2 stops
$550American Airlines
Wed, Aug 19 - Wed, Aug 26
American Airlines Logo
5:00 am - 3:43 pm
STL
-
AUA
9h 43m
1 stop
American Airlines Logo
4:50 pm - 9:24 am
AUA
-
STL
17h 34m
2 stops
$551American Airlines
Wed, Aug 19 - Wed, Aug 26
United Airlines Logo
6:00 am - 3:35 pm
STL
-
AUA
8h 35m
1 stop
United Airlines Logo
1:50 pm - 9:26 pm
AUA
-
STL
8h 36m
1 stop
$557United Airlines
Thu, Jul 16 - Tue, Jul 21
American Airlines Logo
5:18 am - 3:57 pm
STL
-
AUA
9h 39m
1 stop
American Airlines Logo
2:32 pm - 10:45 am
AUA
-
STL
21h 13m
1 stop
$558American Airlines
Wed, Jul 29 - Wed, Aug 5
American Airlines Logo
5:48 pm - 11:43 am
STL
-
AUA
16h 55m
1 stop
American Airlines Logo
4:22 pm - 11:58 pm
AUA
-
STL
8h 36m
1 stop
$561American Airlines
Fri, Jul 10 - Tue, Jul 14

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United Airlines flights from St. Louis to Aruba

Our best United Airlines deals on St. Louis to Aruba flight tickets
United Airlines
Jul 16
STL6:00 amLambert-St Louis
8h 35m
1 stop
AUA3:35 pmOranjestad Reina Beatrix
Jul 21
AUA1:50 pmOranjestad Reina Beatrix
8h 36m
1 stop
STL9:26 pmLambert-St Louis
$557
United Airlines
Jul 16
STL10:20 amLambert-St Louis
28h 15m
1 stop
AUA3:35 pmOranjestad Reina Beatrix
Jul 20
AUA3:10 pmOranjestad Reina Beatrix
18h 29m
2 stops
STL8:39 amLambert-St Louis
$678
United Airlines
Jul 16
STL9:20 amLambert-St Louis
29h 15m
1 stop
AUA3:35 pmOranjestad Reina Beatrix
Jul 20
AUA1:50 pmOranjestad Reina Beatrix
26h 56m
1 stop
STL3:46 pmLambert-St Louis
$681

Southwest flights from St. Louis to Aruba

Our best Southwest deals on St. Louis to Aruba flight tickets
Southwest
Jul 16
STL8:10 pmLambert-St Louis
17h 35m
2 stops
AUA2:45 pmOranjestad Reina Beatrix
Jul 21
AUA1:45 pmOranjestad Reina Beatrix
10h 20m
2 stops
STL11:05 pmLambert-St Louis
$676
Southwest
Jun 26
STL8:00 pmLambert-St Louis
19h 30m
2 stops
AUA4:30 pmOranjestad Reina Beatrix
Jul 2
AUA1:45 pmOranjestad Reina Beatrix
11h 55m
2 stops
STL12:40 amLambert-St Louis
$780
Southwest
Jun 21
STL9:45 pmLambert-St Louis
16h 00m
2 stops
AUA2:45 pmOranjestad Reina Beatrix
Jun 23
AUA1:45 pmOranjestad Reina Beatrix
10h 55m
2 stops
STL11:40 pmLambert-St Louis
$794

momondo 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, momondo users made 832,500 searches. Data last updated June 20, 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

Price

Cheapest round-trip

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Mon 7/13

5:10 am-2:02 pm

1 stop7h 52m

Oranjestad Reina Beatrix

Wed 7/22

5:59 pm-8:33 am

2 stops15h 34m

$537

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Tue 7/7

7:32 am-3:20 pm

1 stop6h 48m

Oranjestad Reina Beatrix

Tue 7/14

5:59 pm-10:24 am

1 stop17h 25m

$541
Quickest round-trip

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Wed 8/19

5:00 am-1:32 pm

1 stop7h 32m

Oranjestad Reina Beatrix

Wed 8/26

2:32 pm-10:40 pm

1 stop9h 08m

$544

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Tue 7/7

5:18 am-3:59 pm

1 stop9h 41m

Oranjestad Reina Beatrix

Tue 7/14

1:54 pm-11:32 pm

1 stop10h 38m

$546

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Wed 8/19

5:00 am-3:43 pm

1 stop9h 43m

Oranjestad Reina Beatrix

Wed 8/26

4:50 pm-9:24 am

2 stops17h 34m

$549

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Wed 8/19

8:07 pm-3:17 pm

2 stops18h 10m

Oranjestad Reina Beatrix

Wed 8/26

2:32 pm-8:24 am

2 stops18h 52m

$550

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Wed 8/19

5:00 am-3:43 pm

1 stop9h 43m

Oranjestad Reina Beatrix

Wed 8/26

4:50 pm-9:24 am

2 stops17h 34m

$551

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Thu 7/16

6:00 am-3:35 pm

1 stop8h 35m

Oranjestad Reina Beatrix

Tue 7/21

1:50 pm-9:26 pm

1 stop8h 36m

$557

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Wed 7/29

5:18 am-3:57 pm

1 stop9h 39m

Oranjestad Reina Beatrix

Wed 8/5

2:32 pm-10:45 am

1 stop21h 13m

$558

St. LouisOranjestad

STL - AUA

STLAUA

Lambert-St Louis

Fri 7/10

5:48 pm-11:43 am

1 stop16h 55m

Oranjestad Reina Beatrix

Tue 7/14

4:22 pm-11:58 pm

1 stop8h 36m

$561

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Aruba from

How to get the cheapest flight ticket from St. Louis to Aruba

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Aruba?

If you’re not able to fly to Aruba in December, then September is your next best option. Flight prices from St. Louis to Aruba during September average around $356.

How far in advance should I book a flight from St. Louis to Aruba?

You are more likely to see cheaper flights to Aruba from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to Aruba for around $646 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Aruba from St. Louis for as low as $501 on momondo.

Cheap St. Louis to Aruba flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Aruba

Fastest flight time

7h 10m

Direct flights

None
The fastest flight from St. Louis to Aruba takes 7h 10m
There are no direct flights from St. Louis to Aruba. There are no popular flight routes from St. Louis to Aruba.
Search flight deals

Frequently asked questions about flying from St. Louis to Aruba

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Aruba?

    Prices for flights from Lambert-St Louis Airport to Aruba refresh daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Aruba?

  • How old do you have to be to fly from Lambert-St Louis Airport to Aruba?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Lambert-St Louis Airport to Aruba.

  • What documentation or ID do you need to fly to Aruba?

    The travel and health documents required for your trip to Aruba can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Aruba. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from St. Louis to Aruba

Compare and see reviews for airlines that fly from St. Louis to Aruba with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $399Free CancellationRating
7.8
8,420 reviews
Search Delta flights
American AirlinesPriceFrom $456Free CancellationRating
7.1
11,715 reviews
Search American Airlines flights
United AirlinesPriceFrom $481Free CancellationRating
7.4
9,865 reviews
Search United Airlines flights
SouthwestPriceFrom $599Free CancellationRating
7.9
4,241 reviews
Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Aruba?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Aruba from St. Louis.

Can I find flights from St. Louis to Aruba with flexible booking policies on momondo?

Flights from St. Louis to Aruba with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Aruba?

momondo provides multiple filters to help you find the best flight to Aruba from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from St. Louis to Aruba right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of St. Louis to Aruba flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular flights according to clicks in the last 7 days on momondo
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