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Saint Lucia

$354+ Cheap flights from Kansas City (MCI) 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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — UVF
May 12 — May 191
Tue 5/12
Tue 5/19
1 adult, Economy
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Cheap flight deals from Kansas City to Saint Lucia

Cheapest flights from Kansas City to Saint Lucia
Explore the most affordable flight options available from Kansas City to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 12, 2026.

This American Airlines deal was found by Cheapflights users on 4/7. 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.
Sat 8/226:33 pm
MCI
-
UVF
1 stop18h 42m
American Airlines
Fri 8/283:09 pm
UVF
-
MCI
1 stop10h 20m
American Airlines
Deal found 4/7$708
This American Airlines deal was found by Cheapflights users on 4/10. 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.
Mon 10/195:11 pm
MCI
-
UVF
2 stops19h 24m
American Airlines
Fri 10/234:00 pm
UVF
-
MCI
2 stops19h 19m
American Airlines
Deal found 4/10$739
This American Airlines deal was found by Cheapflights users on 4/7. 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.
Tue 12/155:05 am
MCI
-
UVF
1 stop8h 48m
American Airlines
Tue 12/224:54 pm
UVF
-
MCI
1 stop9h 50m
American Airlines
Deal found 4/7$741
This American Airlines deal was found by Cheapflights users on 4/8. 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.
Sat 8/155:01 am
MCI
-
UVF
1 stop8h 14m
American Airlines
Fri 8/213:15 pm
UVF
-
MCI
1 stop9h 50m
American Airlines
Deal found 4/8$753
This American Airlines deal was found by Cheapflights users on 4/6. 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.
Sun 5/245:16 pm
MCI
-
UVF
2 stops17h 41m
American Airlines
Tue 6/23:16 pm
UVF
-
MCI
2 stops21h 33m
American Airlines
Deal found 4/6$776

Find flight deals from Kansas City to Saint Lucia

Keep the following information in mind while searching for Kansas City to Saint Lucia flight deals. Data was last updated April 12, 2026.

Round-trip from

$708
(Delta)

One-way from

$354
(Delta)
From Kansas City to Saint Lucia
Search Deals
One-way flight from Kansas City to Saint Lucia
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kansas City 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 April 12, 2026.
Use the filters below to find and compare flights from Kansas City to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Sat 9/26

5:40 am-2:13 pm

1 stop7h 33m

Castries Hewanorra

Fri 10/2

3:38 pm-11:52 pm

1 stop9h 14m

$888

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Sun 4/26

5:40 am-2:02 pm

1 stop7h 22m

Castries Hewanorra

Sat 5/2

3:22 pm-11:55 pm

1 stop9h 33m

$931

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 6/30

5:39 am-2:13 pm

1 stop7h 34m

Castries Hewanorra

Wed 7/8

3:33 pm-11:57 pm

1 stop9h 24m

$941

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 5/26

5:39 am-2:05 pm

1 stop7h 26m

Castries Hewanorra

Sun 5/31

3:25 pm-11:49 pm

1 stop9h 24m

$1,099

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Sat 5/30

5:21 pm-1:48 pm

2 stops19h 27m

Castries Hewanorra

Fri 6/5

3:16 pm-12:47 pm

2 stops22h 31m

$1,163
Cheapest one-way
Quickest one-way

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 8/11

5:40 am-2:08 pm

1 stop7h 28m

$354

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 8/11

1:45 pm-1:40 pm

3 stops46h 55m

$422

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 7/14

5:39 am-2:12 pm

1 stop7h 33m

$527

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Wed 7/15

4:24 pm-2:14 pm

2 stops20h 50m

$555

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 7/14

1:45 pm-1:40 pm

3 stops46h 55m

$597

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

Sorted by cheapest first

Best time to book a flight from Kansas City to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Kansas City 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 Kansas City to Saint Lucia

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

Currently, January is the cheapest month in which you can book a flight from Kansas City to Saint Lucia (average of $569). Flying from Kansas City to Saint Lucia in October is currently the most expensive (average of $791). 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.

Reviews of airlines servicing Saint Lucia

Get insights into the airlines that provide service to Saint Lucia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Lucia. Reviews last updated April 12, 2026.
Peruse reviews from past customers who have flown with Delta and American Airlines from Kansas City to Saint Lucia to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,408 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,408 reviews
Delta
7.9
Good
8,408 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.1
Good
11,570 reviews
Delta
7.9
Good
8,408 reviews

Boarding

8.1

Overall

7.9

Entertainment

7.8

Comfort

7.9

Crew

8.5

Food

7.2

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What airport do you fly from for flights from Kansas City to Saint Lucia?

    Most people fly from Kansas City (MCI) if they book a flight from Kansas City to Saint Lucia. Kansas City is conveniently located just 17.4 mi from Kansas City’s city center.

  • How long is the flight from Kansas City to Saint Lucia?

    A quick flight from Kansas City to Saint Lucia can take about 7h 33m. Delta provides one of the quickest options available for as low as $888. The distance between Kansas City and Saint Lucia is about 2704 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Kansas City 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 Kansas City to Saint Lucia?

    Currently, January is the cheapest month in which you can book a flight from Kansas City to Saint Lucia (average of $569). Flying from Kansas City to Saint Lucia in October is currently the most expensive (average of $791). 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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Top 2 airlines flying from Kansas City to Saint Lucia

Discover the top 2 airlines that operate flights from Kansas City 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 April 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$606Average$836FlexibilityNo cancel feeOn-time71%
DeltaCheapest$606Average$832FlexibilityNo cancel feeOn-timeN/A

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