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Cheap flights from St. Louis to Saint Lucia from $575

This is the cheapest round-trip 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 8/25. 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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Cheap round-trip flights

Delta Logo
6:00 am - 2:15 pmSTL-UVF
7h 15m1 stop
Delta Logo
3:35 pm - 8:54 amUVF-STL
18h 19m1 stop
$575Delta
Find Deal
Mon, Aug 25 - Fri, Aug 29
American Airlines Logo
7:59 pm - 2:25 pmSTL-UVF
17h 26m2 stops
American Airlines Logo
3:35 pm - 11:59 pmUVF-STL
9h 24m1 stop
$580American Airlines
Find Deal
Mon, Aug 25 - Fri, Aug 29
American Airlines Logo
5:28 am - 2:17 pmSTL-UVF
7h 49m1 stop
American Airlines Logo
3:17 pm - 11:59 pmUVF-STL
9h 42m1 stop
$600American Airlines
Find Deal
Fri, Sep 12 - Tue, Sep 16
American Airlines Logo
1:21 pm - 2:17 pmSTL-UVF
23h 56m2 stops
American Airlines Logo
3:17 pm - 11:59 pmUVF-STL
9h 42m1 stop
$605American Airlines
Find Deal
Fri, Sep 12 - Tue, Sep 16
American Airlines Logo
7:02 pm - 2:20 pmSTL-UVF
17h 18m1 stop
American Airlines Logo
5:10 pm - 8:15 amUVF-STL
17h 05m1 stop
$612American Airlines
Find Deal
Sat, Dec 13 - Sat, Dec 20
American Airlines Logo
7:02 pm - 1:00 pmSTL-UVF
15h 58m2 stops
American Airlines Logo
4:55 pm - 11:07 amUVF-STL
20h 12m2 stops
$617American Airlines
Find Deal
Sat, Dec 13 - Sat, Dec 20
American Airlines Logo
5:26 am - 2:35 pmSTL-UVF
8h 09m1 stop
American Airlines Logo
2:58 pm - 11:05 pmUVF-STL
9h 07m1 stop
$621American Airlines
Find Deal
Fri, Aug 15 - Fri, Aug 22
American Airlines Logo
5:29 am - 2:30 pmSTL-UVF
7h 01m1 stop
American Airlines Logo
5:15 pm - 11:37 pmUVF-STL
8h 22m1 stop
$625American Airlines
Find Deal
Tue, Nov 25 - Tue, Dec 2
 Logo
9:15 am - 2:15 pmSTL-UVF
28h 00m1 stop
 Logo
2:35 pm - 4:45 pmUVF-STL
27h 10m3 stops
Mon, Aug 25 - Sun, Aug 31
Delta Logo
6:00 am - 2:20 pmSTL-UVF
7h 20m1 stop
Delta Logo
3:40 pm - 11:53 pmUVF-STL
9h 13m1 stop
$2,619Delta
Find Deal
Wed, Jul 30 - Wed, Aug 6

American Airlines flights from St. Louis to Saint Lucia

Our best American Airlines deals on St. Louis to Saint Lucia flight tickets
American Airlines
Aug 25
STL7:59 pmLambert-St Louis
17h 26m
2 stops
UVF2:25 pmCastries Hewanorra
Aug 29
UVF3:35 pmCastries Hewanorra
9h 24m
1 stop
STL11:59 pmLambert-St Louis
American Airlines
Sep 12
STL5:28 amLambert-St Louis
7h 49m
1 stop
UVF2:17 pmCastries Hewanorra
Sep 16
UVF3:17 pmCastries Hewanorra
9h 42m
1 stop
STL11:59 pmLambert-St Louis
American Airlines
Sep 12
STL1:21 pmLambert-St Louis
23h 56m
2 stops
UVF2:17 pmCastries Hewanorra
Sep 16
UVF3:17 pmCastries Hewanorra
9h 42m
1 stop
STL11:59 pmLambert-St Louis

Delta flights from St. Louis to Saint Lucia

Our best Delta deals on St. Louis to Saint Lucia flight tickets
Delta
Aug 25
STL6:00 amLambert-St Louis
7h 15m
1 stop
UVF2:15 pmCastries Hewanorra
Aug 29
UVF3:35 pmCastries Hewanorra
18h 19m
1 stop
STL8:54 amLambert-St Louis
Delta
Jul 30
STL6:00 amLambert-St Louis
7h 20m
1 stop
UVF2:20 pmCastries Hewanorra
Aug 6
UVF3:40 pmCastries Hewanorra
9h 13m
1 stop
STL11:53 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 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.

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

$708

Fastest flight time

7h 01m

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 $708. The best round-trip flight deal from St. Louis to Saint Lucia found on momondo in the last 72 hours is $575.
The fastest flight from St. Louis to Saint Lucia takes 7h 01m
There are no direct flights from St. Louis to Saint Lucia. Popular non-direct route for this connection is 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
DeltaPriceFrom $444Free CancellationRating
8.0
7,983 reviews
Search Delta flights
American AirlinesPriceFrom $492Free 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 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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1 adult
Tue 7/8
Tue 7/15

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