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Saint Lucia

$286+ Cheap flights from Missouri to Saint Lucia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/10. Fares are subject to change and may not be available on all flights or dates of travel.
STL — UVF
oct. 17 — oct. 241
vie. 10/17
vie. 10/24
1 adult, Economy
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Cheap flight deals from Missouri to Saint Lucia

Keep the following information in mind while searching for Missouri to Saint Lucia flight deals. Data was last updated septiembre 17, 2025.

Round-trip from

$591
(American Airlines)

One-way from

$286
(Kiwi.com)
From Missouri to Saint Lucia
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One-way flight from Missouri to Saint Lucia
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Find flight deals from Missouri to Saint Lucia

Cheapest flights from Missouri to Saint Lucia
Explore the most affordable flight options available from Missouri to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 17, 2025.

This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/145:45 amMCI - UVF
1 stop7h 54mDelta
mar. 11/184:59 pmUVF - MCI
1 stop8h 57mDelta
Deal found 9/15$616
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/305:04 amMCI - UVF
1 stop8h 48mAmerican Airlines
lun. 12/84:00 pmUVF - MCI
2 stops19h 55mAmerican Airlines
Deal found 9/16$621
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/255:15 amSTL - UVF
1 stop8h 37mAmerican Airlines
mar. 12/24:05 pmUVF - STL
1 stop9h 02mAmerican Airlines
Deal found 9/15$625
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/305:00 amMCI - UVF
1 stop7h 56mAmerican Airlines
jue. 11/64:04 pmUVF - MCI
1 stop9h 58mAmerican Airlines
Deal found 9/15$629
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/315:23 amSTL - UVF
1 stop8h 37mAmerican Airlines
vie. 11/74:05 pmUVF - STL
1 stop18h 03mAmerican Airlines
Deal found 9/16$633
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/145:04 amMCI - UVF
1 stop8h 48mAmerican Airlines
mar. 11/184:52 pmUVF - MCI
2 stops21h 57mAmerican Airlines
Deal found 9/15$667
This United Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/16:00 amMCI - UVF
1 stop8h 25mUnited Airlines
sáb. 11/81:52 pmUVF - MCI
1 stop21h 04mUnited Airlines
Deal found 9/17$694
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/305:00 amSTL - UVF
1 stop7h 52mAmerican Airlines
lun. 1/53:53 pmUVF - STL
1 stop10h 02mAmerican Airlines
Deal found 9/15$700
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/155:38 pmMCI - UVF
2 stops20h 22mAmerican Airlines
mié. 10/222:56 pmUVF - MCI
2 stops21h 47mAmerican Airlines
Deal found 9/15$732
This American Airlines deal was found by Cheapflights users on 9/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/15:00 amMCI - UVF
1 stop9h 00mAmerican Airlines
sáb. 11/84:04 pmUVF - MCI
2 stops20h 23mAmerican Airlines
Deal found 9/17$744
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/155:55 amMCI - UVF
1 stop7h 31mDelta
mié. 10/223:41 pmUVF - MCI
1 stop9h 11mDelta
Deal found 9/15$792
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/305:28 amSTL - UVF
1 stop7h 49mAmerican Airlines
vie. 10/33:17 pmUVF - STL
1 stop9h 42mAmerican Airlines
Deal found 9/16$845

Cheapflights Fare Finder

 
Customize your flight search to find flights from Missouri to Saint Lucia 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, Cheapflights users made 2,558,603 searches. Data last updated septiembre 17, 2025.
Use the filters below to find and compare flights from Missouri to Saint Lucia that are best for you.

Fly from

Missouri

Fly to

Saint Lucia

Route

Depart

Return

Price

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

sáb. 2/21

6:37 pm-2:35 pm

2 stops17h 58m

Castries Hewanorra

mar. 2/24

3:35 pm-12:21 am

1 stop10h 46m

$596

St. LouisCastries

STL - UVF

STLUVF

Lambert-St Louis

jue. 2/5

6:00 am-3:04 pm

1 stop7h 04m

Castries Hewanorra

mar. 2/10

4:24 pm-11:40 pm

1 stop9h 16m

$600

St. LouisCastries

STL - UVF

STLUVF

Lambert-St Louis

jue. 2/5

5:02 pm-2:25 pm

2 stops19h 23m

Castries Hewanorra

mar. 2/10

3:35 pm-8:14 am

2 stops18h 39m

$605

St. LouisCastries

STL - UVF

STLUVF

Lambert-St Louis

mar. 1/27

5:23 am-2:25 pm

1 stop7h 02m

Castries Hewanorra

sáb. 1/31

4:50 pm-12:07 pm

2 stops21h 17m

$605

St. LouisCastries

STL - UVF

STLUVF

Lambert-St Louis

lun. 1/26

5:23 am-2:25 pm

1 stop7h 02m

Castries Hewanorra

sáb. 1/31

4:50 pm-12:07 pm

2 stops21h 17m

$605

St. LouisCastries

STL - UVF

STLUVF

Lambert-St Louis

lun. 2/16

5:19 am-3:45 pm

1 stop8h 26m

Castries Hewanorra

lun. 2/23

5:00 pm-8:06 am

1 stop17h 06m

$612

St. LouisCastries

STL - UVF

STLUVF

Lambert-St Louis

mié. 2/18

5:19 am-2:35 pm

1 stop7h 16m

Castries Hewanorra

lun. 2/23

5:00 pm-8:06 am

1 stop17h 06m

$612

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

jue. 2/19

6:42 pm-3:04 pm

1 stop18h 22m

Castries Hewanorra

mar. 2/24

4:24 pm-9:40 am

1 stop19h 16m

$616

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

vie. 11/14

5:45 am-3:39 pm

1 stop7h 54m

Castries Hewanorra

mar. 11/18

4:59 pm-11:56 pm

1 stop8h 57m

$616

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

vie. 2/20

5:05 am-3:45 pm

1 stop8h 40m

Castries Hewanorra

mar. 2/24

4:45 pm-10:22 am

2 stops19h 37m

$621

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 29 results
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Best time to book a flight from Missouri to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Saint Lucia

What is the cheapest month to book a flight from Missouri to Saint Lucia?

Currently, January is the cheapest month in which you can book a flight from Missouri to Saint Lucia (average of $556). Flying from Missouri to Saint Lucia in December is currently the most expensive (average of $730). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Missouri to Saint Lucia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Missouri to Saint Lucia?

    For as low as $600, American Airlines can have you in Saint Lucia from Missouri in 7h 04m. There are 2489 mi between Missouri and Saint Lucia. This flight may include one or multiple stops.

  • Can I find deals for flights from Missouri to Saint Lucia that include hotel bookings?

    Yes. In addition to deals on Missouri to Saint Lucia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Saint Lucia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Saint Lucia.

  • Can I find deals for business class flights from Missouri to Saint Lucia?

    Yes. Cheapflights offers flight deals from Missouri to Saint Lucia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to Saint Lucia?

    Currently, January is the cheapest month in which you can book a flight from Missouri to Saint Lucia (average of $556). Flying from Missouri to Saint Lucia in December is currently the most expensive (average of $730). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Missouri to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Missouri to Saint Lucia

Discover the top 2 airlines that operate flights from Missouri to Saint Lucia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated septiembre 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$533Average$792FlexibilityNo cancel feeOn-time71%
DeltaCheapest$539Average$779FlexibilityNo cancel feeOn-timeN/A

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