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Cheap flights from St. Louis to Saint Lucia 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 Saint Lucia 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.
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Find the cheapest flights from St. Louis to Saint Lucia

Cheap round-trip flights

These are some of the best round-trip flight deals from St. Louis to Saint Lucia 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 Saint Lucia.

Cheap last minute flights

Planning a quick getaway from St. Louis to Saint Lucia? 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 Saint Lucia, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from St. Louis to Saint Lucia

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

All round-trip flight deals to Saint Lucia

The cheapest plane tickets to Saint Lucia found on KAYAK recently.
5:13 am - 3:45 pmSTL-UVF
8h 32m1 stop
4:30 pm - 11:56 pmUVF-STL
9h 26m1 stop
$554American Airlines
Find Deal
Wed, Feb 19 - Wed, Feb 26
4:32 pm - 2:28 pmSTL-UVF
20h 56m2 stops
3:28 pm - 8:30 amUVF-STL
18h 02m1 stop
$558American Airlines
Find Deal
Sat, Apr 26 - Fri, May 2
1:48 pm - 2:28 pmSTL-UVF
23h 40m1 stop
3:28 pm - 8:30 amUVF-STL
18h 02m1 stop
$562American Airlines
Find Deal
Sat, Apr 26 - Fri, May 2
7:04 pm - 2:28 pmSTL-UVF
18h 24m1 stop
3:28 pm - 11:24 amUVF-STL
20h 56m2 stops
$566American Airlines
Find Deal
Sat, Apr 26 - Fri, May 2
7:04 pm - 2:28 pmSTL-UVF
18h 24m1 stop
3:28 pm - 6:08 pmUVF-STL
27h 40m1 stop
$570American Airlines
Find Deal
Sat, Apr 26 - Fri, May 2
4:32 pm - 2:28 pmSTL-UVF
20h 56m2 stops
3:30 pm - 9:20 amUVF-STL
18h 50m2 stops
$583American Airlines
Find Deal
Thu, May 1 - Thu, May 8
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
3:41 pm - 2:25 pmSTL-UVF
20h 44m2 stops
3:45 pm - 10:24 amUVF-STL
20h 39m2 stops
$618American Airlines
Find Deal
Sun, Jan 19 - Thu, Jan 23
6:00 am - 3:06 pmSTL-UVF
7h 06m1 stop
4:26 pm - 11:37 pmUVF-STL
9h 11m1 stop
$639Delta
Find Deal
Fri, Feb 7 - Fri, Feb 14
3:50 pm - 9:30 amSTL-SLU
15h 40m2 stops
12:30 pm - 3:06 pmSLU-STL
28h 36m2 stops
$3,564
Find Deal
Tue, Jan 14 - Sun, Jan 19
6:00 am - 3:06 pmSTL-UVF
7h 06m1 stop
$298Delta
Find Deal
Sun, Feb 2
5:29 pm - 2:50 pmSTL-UVF
19h 21m2 stops
4:10 pm - 8:50 amUVF-STL
18h 40m1 stop
$1,128American Airlines
Find Deal
Thu, Dec 26 - Sat, Dec 28
5:15 am - 2:50 pmSTL-UVF
7h 35m1 stop
4:10 pm - 12:01 amUVF-STL
9h 51m1 stop
$1,260American Airlines
Find Deal
Thu, Dec 26 - Sat, Dec 28

American Airlines flights from St. Louis to Saint Lucia

Our best American Airlines deals on St. Louis to Saint Lucia flight tickets
American Airlines
Feb 19
STL5:13 amLambert-St Louis
8h 32m
1 stop
UVF3:45 pmCastries Hewanorra
Feb 26
UVF4:30 pmCastries Hewanorra
9h 26m
1 stop
STL11:56 pmLambert-St Louis
American Airlines
Apr 26
STL4:32 pmLambert-St Louis
20h 56m
2 stops
UVF2:28 pmCastries Hewanorra
May 2
UVF3:28 pmCastries Hewanorra
18h 02m
1 stop
STL8:30 amLambert-St Louis
American Airlines
Apr 26
STL1:48 pmLambert-St Louis
23h 40m
1 stop
UVF2:28 pmCastries Hewanorra
May 2
UVF3:28 pmCastries Hewanorra
18h 02m
1 stop
STL8:30 amLambert-St Louis

Delta flights from St. Louis to Saint Lucia

Our best Delta deals on St. Louis to Saint Lucia flight tickets
Delta
Jan 19
STL6:00 amLambert-St Louis
7h 06m
1 stop
UVF3:06 pmCastries Hewanorra
Jan 23
UVF4:26 pmCastries Hewanorra
9h 12m
1 stop
STL11:38 pmLambert-St Louis
Delta
Feb 7
STL6:00 amLambert-St Louis
7h 06m
1 stop
UVF3:06 pmCastries Hewanorra
Feb 14
UVF4:26 pmCastries Hewanorra
9h 11m
1 stop
STL11:37 pmLambert-St Louis

See travel insights to Saint Lucia from

How to get the cheapest flight ticket from St. Louis to Saint Lucia

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 Saint Lucia?

The month of August is, on average, the cheapest month to fly to Saint Lucia from St. Louis, with most prices found around $500. If you aren’t able to travel to Saint Lucia during the month of August, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $591.

What is the cheapest day to depart on your flight to Saint Lucia?

Our data shows that Wednesday is the least expensive day to fly to Saint Lucia. Tickets to fly out on this day can be as low as $591. On the other hand, Thursday is the most expensive day to depart from St. Louis because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $862.

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

Our data shows that the cheapest St. Louis to Saint Lucia flights are usually those with departure times in the morning. Our users have found flights to Saint Lucia in the morning for as low as $749. Flights in the morning are often more expensive with an average ticket price of $749.

Cheap St. Louis to Saint Lucia flight deals and tips

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

Best Price Found

$298

Fastest flight time

6h 54m

Direct flights

None

Airports in Saint Lucia

2 airports
The best one-way flight to Saint Lucia from St. Louis in the past 72 hours is $298. The best round-trip flight deal from St. Louis to Saint Lucia found on momondo in the last 72 hours is $554.
The fastest flight from St. Louis to Saint Lucia takes 6h 54m
There are no direct flights from St. Louis to Saint Lucia. Popular non-direct routes for this connection are Lambert-St Louis Airport - Castries George F. L. Charle Airport and Lambert-St Louis Airport - Castries Hewanorra Airport.
There are 2 airports near Saint Lucia: Castries Hewanorra (UVF), Castries George F. L. Charle (SLU)

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

    Prices for flights from Lambert-St Louis Airport to Saint Lucia were last updated today.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Saint Lucia.

  • What documentation or ID do you need to fly to Saint Lucia?

    The necessary travel and health documents for your Saint Lucia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Best airlines flying from St. Louis to Saint Lucia

Compare and see reviews for airlines that fly from St. Louis to Saint Lucia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $491Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $492Free CancellationRating
8.0
8,588 reviews
Search Delta flights

Why use momondo?

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

Finding the right flight to Saint Lucia from St. Louis 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 Saint Lucia quick and easy, saving you time and money.

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

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

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

momondo provides multiple filters to help you find the best flight to Saint Lucia 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 Saint Lucia right now. Can momondo alert me if prices change?

Price alerts on flights to Saint Lucia from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


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