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Cheap flights from Caribbean Islands to St. Louis from $88

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Caribbean Islands to St. Louis departing on 5/9. 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
0 bags

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Find the cheapest flights from Caribbean Islands to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
6:09 pm - 12:21 am
SJU
-
STL
7h 12m
1 stop
Frontier Logo
4:19 pm - 2:08 am
STL
-
SJU
8h 49m
1 stop
$176Frontier
Fri, May 8 - Sun, May 10
Frontier Logo
3:33 pm - 12:21 am
SJU
-
STL
9h 48m
1 stop
Frontier Logo
4:19 pm - 2:08 am
STL
-
SJU
8h 49m
1 stop
$186Frontier
Fri, May 8 - Sun, May 10
Multiple Airlines Logo
3:21 pm - 11:57 pm
STT
-
STL
9h 36m
1 stop
Multiple Airlines Logo
5:27 pm - 2:16 pm
STL
-
STT
19h 49m
2 stops
$456Multiple Airlines
Mon, Jun 1 - Sat, Jun 6
Delta Logo
6:00 pm - 11:59 pm
NAS
-
STL
6h 59m
1 stop
Delta Logo
10:51 am - 4:39 pm
STL
-
NAS
4h 48m
1 stop
$472Delta
Sat, May 16 - Fri, Aug 7
American Airlines Logo
2:33 pm - 7:30 pm
NAS
-
STL
5h 57m
1 stop
American Airlines Logo
6:03 am - 2:07 pm
STL
-
NAS
7h 04m
1 stop
$481American Airlines
Sat, May 16 - Fri, Aug 7
United Airlines Logo
2:53 pm - 10:48 am
NAS
-
STL
20h 55m
2 stops
United Airlines Logo
8:35 pm - 1:47 pm
STL
-
NAS
16h 12m
2 stops
$485United Airlines
Sat, May 16 - Fri, Aug 7
American Airlines Logo
6:05 pm - 8:51 am
NAS
-
STL
15h 46m
1 stop
American Airlines Logo
6:12 pm - 10:03 am
STL
-
NAS
14h 51m
1 stop
$491American Airlines
Mon, Jun 1 - Mon, Jun 8
United Airlines Logo
2:35 pm - 12:11 pm
NAS
-
STL
22h 36m
2 stops
United Airlines Logo
6:30 pm - 3:56 pm
STL
-
NAS
20h 26m
1 stop
$519United Airlines
Mon, Jun 1 - Mon, Jun 8
Multiple Airlines Logo
3:21 pm - 11:57 pm
STT
-
STL
9h 36m
1 stop
Multiple Airlines Logo
4:19 pm - 2:16 pm
STL
-
STT
20h 57m
1 stop
$522Multiple Airlines
Mon, Jun 1 - Sat, Jun 6
Delta Logo
12:45 pm - 7:11 pm
AUA
-
STL
7h 26m
1 stop
Delta Logo
6:00 am - 2:10 pm
STL
-
AUA
7h 10m
1 stop
$523Delta
Sat, May 2 - Wed, May 6

Frontier flights from Caribbean Islands to St. Louis

Our best Frontier deals on Caribbean Islands to St. Louis flight tickets
Frontier
May 8
SJU6:09 pmSan Juan Luis Munoz Marin Intl
7h 12m
1 stop
STL12:21 amLambert-St Louis
May 10
STL4:19 pmLambert-St Louis
8h 49m
1 stop
SJU2:08 amSan Juan Luis Munoz Marin Intl
$176
Frontier
May 8
SJU3:33 pmSan Juan Luis Munoz Marin Intl
9h 48m
1 stop
STL12:21 amLambert-St Louis
May 10
STL4:19 pmLambert-St Louis
8h 49m
1 stop
SJU2:08 amSan Juan Luis Munoz Marin Intl
$186
Frontier
May 8
SJU6:09 pmSan Juan Luis Munoz Marin Intl
7h 12m
1 stop
STL12:21 amLambert-St Louis
May 10
STL4:19 pmLambert-St Louis
8h 49m
1 stop
SJU2:08 amSan Juan Luis Munoz Marin Intl
$196

American Airlines flights from Caribbean Islands to St. Louis

Our best American Airlines deals on Caribbean Islands to St. Louis flight tickets
American Airlines
May 14
SJU3:08 pmSan Juan Luis Munoz Marin Intl
9h 48m
1 stop
STL11:56 pmLambert-St Louis
May 19
STL12:59 pmLambert-St Louis
8h 06m
1 stop
SJU10:05 pmSan Juan Luis Munoz Marin Intl
$336
American Airlines
May 16
SJU7:25 amSan Juan Luis Munoz Marin Intl
6h 57m
1 stop
STL1:22 pmLambert-St Louis
May 19
STL6:29 amLambert-St Louis
14h 36m
1 stop
SJU10:05 pmSan Juan Luis Munoz Marin Intl
$345
American Airlines
Aug 13
SJU1:38 pmSan Juan Luis Munoz Marin Intl
11h 13m
2 stops
STL11:51 pmLambert-St Louis
Aug 24
STL5:42 amLambert-St Louis
8h 12m
1 stop
SJU2:54 pmSan Juan Luis Munoz Marin Intl
$384

momondo Fare Finder

 
Customize your flight search to find flights from Caribbean Islands to St. Louis 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 April 20, 2026.
Use the filters below to find and compare flights from Caribbean Islands to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Fri 5/8

6:09 pm-12:21 am

1 stop7h 12m

Lambert-St Louis

Sun 5/10

4:19 pm-2:08 am

1 stop8h 49m

$176

San JuanSt. Louis

SJU - STL

SJUSTL

San Juan Luis Munoz Marin Intl

Fri 5/8

3:33 pm-12:21 am

1 stop9h 48m

Lambert-St Louis

Sun 5/10

4:19 pm-2:08 am

1 stop8h 49m

$186

Saint Thomas IslandSt. Louis

STT - STL

STTSTL

Saint Thomas Island Cyril E King

Mon 6/1

3:21 pm-11:57 pm

1 stop9h 36m

Lambert-St Louis

Sat 6/6

5:27 pm-2:16 pm

2 stops19h 49m

$456
Quickest round-trip

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

Sat 5/16

6:00 pm-11:59 pm

1 stop6h 59m

Lambert-St Louis

Fri 8/7

10:51 am-4:39 pm

1 stop4h 48m

$472

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

Sat 5/16

2:33 pm-7:30 pm

1 stop5h 57m

Lambert-St Louis

Fri 8/7

6:03 am-2:07 pm

1 stop7h 04m

$481

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

Sat 5/16

2:53 pm-10:48 am

2 stops20h 55m

Lambert-St Louis

Fri 8/7

8:35 pm-1:47 pm

2 stops16h 12m

$485

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

Mon 6/1

6:05 pm-8:51 am

1 stop15h 46m

Lambert-St Louis

Mon 6/8

6:12 pm-10:03 am

1 stop14h 51m

$491

NassauSt. Louis

NAS - STL

NASSTL

Nassau Intl

Mon 6/1

2:35 pm-12:11 pm

2 stops22h 36m

Lambert-St Louis

Mon 6/8

6:30 pm-3:56 pm

1 stop20h 26m

$519

Saint Thomas IslandSt. Louis

STT - STL

STTSTL

Saint Thomas Island Cyril E King

Mon 6/1

3:21 pm-11:57 pm

1 stop9h 36m

Lambert-St Louis

Sat 6/6

4:19 pm-2:16 pm

1 stop20h 57m

$522

OranjestadSt. Louis

AUA - STL

AUASTL

Oranjestad Reina Beatrix

Sat 5/2

12:45 pm-7:11 pm

1 stop7h 26m

Lambert-St Louis

Wed 5/6

6:00 am-2:10 pm

1 stop7h 10m

$523

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 St. Louis from

How to get the cheapest flight ticket from Caribbean Islands to St. Louis

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 St. Louis?

In general, January is the cheapest month to fly from Caribbean Islands to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $248. The month of September is another great option to travel to St. Louis, with average flight prices from Caribbean Islands averaging around $298.

What is the cheapest Caribbean Islands to Lambert-St Louis flight route?

Fly from Punta Cana to Lambert-St Louis for the best Caribbean Islands - Lambert-St Louis flight prices

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

You are more likely to see cheaper flights to St. Louis from Caribbean Islands when booking weeks ahead of your departure date. In general, you can expect to find flights to St. Louis for around $417 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to St. Louis from Caribbean Islands for as low as $269 on momondo.

What cabin class options are available on Caribbean Islands to Lambert-St Louis flights?

There is only 1 cabin class available to choose from on Caribbean Islands to Lambert-St Louis flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Caribbean Islands to St. Louis flights?

No. A direct flight is the cheapest option for a flight between Caribbean Islands to St. Louis.

Cheap Caribbean Islands to St. Louis flight deals and tips

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

Fastest flight time

6h 59m

Direct flights

Sun

Airports in St. Louis

1 airport
The fastest flight from Caribbean Islands to St. Louis takes 6h 59m
Direct flights go from Caribbean Islands to St. Louis on Sunday. There are no airlines offering direct flights.
There is 1 airport in St. Louis. From Caribbean Islands there are direct flights to Lambert-St Louis (STL).
Search flight deals

Frequently asked questions about flying from Caribbean Islands to St. Louis

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

    Prices for flights from Caribbean Islands to Lambert-St Louis Airport are updated daily.

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

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

    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 Caribbean Islands to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents you'll need for your trip to Lambert-St Louis Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Lambert-St Louis Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Caribbean Islands to St. Louis?

Best airlines flying from Caribbean Islands to St. Louis

Compare and see reviews for airlines that fly from Caribbean Islands to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $84Free CancellationRating
5.6
2,981 reviews
Search Frontier flights
DeltaPriceFrom $170Free CancellationRating
7.9
8,430 reviews
Search Delta flights
American AirlinesPriceFrom $225Free CancellationRating
7.1
11,642 reviews
Search American Airlines flights
SouthwestPriceFrom $342Free CancellationRating
8.0
4,331 reviews
Search Southwest flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
St. Peters
Collinsville
Wentzville
Alton
Fenton
Farmington
Festus
Clayton
Eureka
Litchfield
Edwardsville
Shrewsbury
Grafton

Why use momondo?

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

Finding the right flight to St. Louis from Caribbean Islands is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to St. Louis from Caribbean Islands which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Caribbean Islands to St. Louis flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Caribbean Islands to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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