Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Castries from $298

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 Castries departing on 2/2. 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

Deals available from 900+ travel sites.

"This year, momondo is the #1 place for airfares on the internet."
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from St. Louis to Castries

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to Castries that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from St. Louis to Castries.

Cheap last minute flights

Planning a quick getaway from St. Louis to Castries? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Castries, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from St. Louis to Castries

Find recent round-trip train or bus tickets from St. Louis to Castries.

All round-trip flight deals to Castries

The cheapest plane tickets to Castries found on KAYAK recently.
6:29 pm - 2:35 pmSTL-UVF
18h 06m1 stop
4:45 pm - 11:40 pmUVF-STL
8h 55m1 stop
$554American Airlines
Find Deal
Sat, Feb 8 - Fri, Feb 14
4:47 pm - 1:35 pmSTL-UVF
19h 48m2 stops
4:10 pm - 10:00 amUVF-STL
18h 50m1 stop
$558American Airlines
Find Deal
Sat, Apr 26 - Fri, May 2
6:29 pm - 2:35 pmSTL-UVF
18h 06m1 stop
4:45 pm - 9:59 amUVF-STL
19h 14m2 stops
$559American Airlines
Find Deal
Sat, Feb 8 - Fri, Feb 14
11:07 am - 1:30 pmSTL-UVF
25h 23m1 stop
4:10 pm - 10:00 amUVF-STL
18h 50m1 stop
$562American Airlines
Find Deal
Sat, Apr 26 - Fri, May 2
5:42 pm - 12:25 pmSTL-UVF
17h 43m2 stops
2:10 pm - 11:04 pmUVF-STL
9h 54m1 stop
$583American Airlines
Find Deal
Wed, Jun 11 - Wed, Jun 18
6:29 pm - 2:35 pmSTL-UVF
18h 06m1 stop
3:00 pm - 12:39 pmUVF-STL
23h 39m1 stop
$588American Airlines
Find Deal
Sat, Feb 8 - Sat, Feb 15
6:00 am - 3:06 pmSTL-UVF
7h 06m1 stop
4:26 pm - 11:38 pmUVF-STL
9h 12m1 stop
$614Delta
Find Deal
Sun, Jan 19 - Thu, Jan 23
3:48 pm - 3:45 pmSTL-UVF
21h 57m3 stops
4:45 pm - 10:54 amUVF-STL
20h 09m2 stops
$1,530
Find Deal
Tue, Feb 4 - Tue, Feb 11
12:41 pm - 3:45 pmSTL-UVF
25h 04m3 stops
4:45 pm - 10:47 amUVF-STL
20h 02m2 stops
$1,826Air Canada
Find Deal
Sat, Feb 8 - Fri, Feb 14
12:41 pm - 3:45 pmSTL-UVF
25h 04m3 stops
9:00 pm - 10:14 pmUVF-STL
27h 14m3 stops
$2,703
Find Deal
Sat, Feb 8 - Fri, Feb 14
6:00 am - 3:06 pmSTL-UVF
7h 06m1 stop
$298Delta
Find Deal
Sun, Feb 2
2:27 pm - 1:40 pmSTL-UVF
21h 13m2 stops
3:50 pm - 8:58 amUVF-STL
19h 08m2 stops
$1,053American Airlines
Find Deal
Wed, Dec 25 - Fri, Dec 27
5:15 am - 1:40 pmSTL-UVF
30h 25m1 stop
2:45 pm - 11:51 pmUVF-STL
11h 06m1 stop
$1,067American Airlines
Find Deal
Wed, Dec 25 - Fri, Dec 27

American Airlines flights from St. Louis to Castries

Our best American Airlines deals on St. Louis to Castries flight tickets
American Airlines
Feb 8
STL6:29 pmLambert-St Louis
18h 06m
1 stop
UVF2:35 pmCastries Hewanorra
Feb 14
UVF4:45 pmCastries Hewanorra
8h 55m
1 stop
STL11:40 pmLambert-St Louis
American Airlines
Apr 26
STL4:47 pmLambert-St Louis
19h 48m
2 stops
UVF1:35 pmCastries Hewanorra
May 2
UVF4:10 pmCastries Hewanorra
18h 50m
1 stop
STL10:00 amLambert-St Louis
American Airlines
Feb 8
STL6:29 pmLambert-St Louis
18h 06m
1 stop
UVF2:35 pmCastries Hewanorra
Feb 14
UVF4:45 pmCastries Hewanorra
19h 14m
2 stops
STL9:59 amLambert-St Louis

See travel insights to Castries from

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

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 Castries?

The month of February is, on average, the cheapest month to fly to Castries from St. Louis, with most prices found around $525. The month of January is another great option to travel to Castries, with average flight prices from St. Louis averaging around $668.

What is the cheapest day to depart on your flight to Castries?

The cheapest day to depart from St. Louis to Castries is on a Tuesday when prices can be found for as low as $614. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $816. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.

What is the cheapest time of day to depart on your flight to Castries?

According to our data, the cheapest time of day to fly to Castries is in the afternoon. momondo users have found flights departing from St. Louis to Castries in the afternoon for as low as $658. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Castries are more costly in the morning, with an average ticket price of $761. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from St. Louis to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from St. Louis to Castries according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap St. Louis to Castries (STL to UVF) flight deals and tips

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

Best Price Found

$298

Fastest flight time

6h 54m

Direct flights

None

Airports in Castries

1 airport
The best one-way flight to Castries from St. Louis in the past 72 hours is $298. The best round-trip flight deal from St. Louis to Castries found on momondo in the last 72 hours is $554.
The fastest flight from St. Louis to Castries takes 6h 54m
There are no direct flights from St. Louis to Castries. Popular non-direct route for this connection is Lambert-St Louis Airport - Castries Hewanorra Airport.
There is 1 airport near Castries: Castries Hewanorra (UVF)

  • How far is Lambert-St Louis to Castries Hewanorra by plane?

    The distance between Lambert-St Louis and Castries Hewanorra is about 2460.5 mi. A reasonable flight in good conditions will take 6h 54m.

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

    Prices for flights from Lambert-St Louis Airport to Castries Hewanorra Airport are updated daily.

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

  • How old do you have to be to fly from Lambert-St Louis Airport to Castries Hewanorra 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 Lambert-St Louis Airport to Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The required travel and health documents for your Castries Hewanorra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Castries Hewanorra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from St. Louis to Castries?


Best airlines flying from St. Louis to Castries

Compare and see reviews for airlines that fly from St. Louis to Castries with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $492Free CancellationRating
8.0
8,597 reviews
Search Delta flights
American AirlinesPriceFrom $502Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

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

It is quick and easy to find St. Louis to Castries flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Castries that suits you.

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

All flight searches from St. Louis to Castries on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential St. Louis to Castries 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 St. Louis to Castries right now. Can momondo alert me if prices change?

Yes. momondo can track prices for St. Louis to Castries 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.


An easier way to manage your Castries trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Thu 12/26
Thu 1/2
Email me momondo's favorite deals

Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia