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Saint Lucia

$358+ 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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — UVF
Jun 5 — Jun 121
Fri 6/5
Fri 6/12
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 May 6, 2026.

This Delta deal was found by Cheapflights users on 5/5. 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.
Wed 8/195:43 am
MCI
-
UVF
1 stop7h 31m
Delta
Wed 8/263:34 pm
UVF
-
MCI
1 stop9h 23m
Delta
Deal found 5/5$688
This American Airlines deal was found by Cheapflights users on 5/5. 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 8/223:52 pm
MCI
-
UVF
2 stops21h 37m
American Airlines
Fri 8/283:04 pm
UVF
-
MCI
2 stops18h 52m
American Airlines
Deal found 5/5$693
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Tue 12/84:50 pm
MCI
-
UVF
1 stop18h 29m
American Airlines
Sun 12/134:53 pm
UVF
-
MCI
1 stop9h 32m
American Airlines
Deal found 5/6$718
This American Airlines deal was found by Cheapflights users on 5/5. 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 9/195:11 pm
MCI
-
UVF
2 stops19h 39m
American Airlines
Fri 9/254:00 pm
UVF
-
MCI
2 stops18h 00m
American Airlines
Deal found 5/5$733
This American Airlines deal was found by Cheapflights users on 5/3. 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 7/65:53 pm
MCI
-
UVF
1 stop17h 15m
American Airlines
Thu 7/93:20 pm
UVF
-
MCI
1 stop8h 39m
American Airlines
Deal found 5/3$734
This Delta deal was found by Cheapflights users on 5/5. 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.
Fri 8/285:43 am
MCI
-
UVF
1 stop7h 31m
Delta
Mon 8/313:28 pm
UVF
-
MCI
1 stop9h 24m
Delta
Deal found 5/5$738
This American Airlines deal was found by Cheapflights users on 5/5. 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.
Fri 8/285:01 am
MCI
-
UVF
1 stop8h 03m
American Airlines
Mon 8/313:14 pm
UVF
-
MCI
2 stops18h 45m
American Airlines
Deal found 5/5$743
This American Airlines deal was found by Cheapflights users on 5/6. 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.
Thu 5/284:20 pm
MCI
-
UVF
2 stops20h 56m
American Airlines
Thu 6/43:16 pm
UVF
-
MCI
2 stops20h 21m
American Airlines
Deal found 5/6$763
This Delta deal was found by Cheapflights users on 5/5. 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.
Wed 5/275:39 am
MCI
-
UVF
1 stop7h 26m
Delta
Wed 6/33:25 pm
UVF
-
MCI
1 stop9h 24m
Delta
Deal found 5/5$773

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 May 6, 2026.

Round-trip from

$733
(Delta)

One-way from

$358
(American Airlines)
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 May 6, 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

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Wed 8/19

5:43 am-2:14 pm

1 stop7h 31m

Castries Hewanorra

Wed 8/26

3:34 pm-11:57 pm

1 stop9h 23m

$688

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Sat 8/22

5:14 pm-2:29 pm

2 stops20h 15m

Castries Hewanorra

Fri 8/28

3:04 pm-11:49 pm

1 stop9h 45m

$693

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 7/7

5:39 am-2:12 pm

1 stop7h 33m

Castries Hewanorra

Wed 7/15

3:33 pm-11:58 pm

1 stop9h 25m

$733

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Sat 9/19

6:29 pm-1:50 pm

2 stops18h 21m

Castries Hewanorra

Fri 9/25

4:00 pm-10:37 am

2 stops19h 37m

$733

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 7/6

5:03 pm-12:08 pm

2 stops18h 05m

Castries Hewanorra

Thu 7/9

2:50 pm-8:56 am

2 stops19h 06m

$739
Quickest round-trip

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Wed 5/27

5:39 am-2:05 pm

1 stop7h 26m

Castries Hewanorra

Wed 6/3

3:25 pm-11:49 pm

1 stop9h 24m

$773

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Thu 5/28

5:16 pm-2:16 pm

1 stop20h 00m

Castries Hewanorra

Thu 6/4

3:16 pm-10:37 am

2 stops20h 21m

$775

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Fri 10/23

4:49 pm-1:25 pm

2 stops19h 36m

Castries Hewanorra

Tue 10/27

2:20 pm-10:00 pm

1 stop8h 40m

$803

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 10/26

4:49 pm-1:35 pm

2 stops19h 46m

Castries Hewanorra

Sat 10/31

4:20 pm-11:20 am

2 stops20h 00m

$851

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Wed 5/27

1:37 pm-12:05 pm

2 stops21h 28m

Castries Hewanorra

Wed 6/3

2:48 pm-9:24 am

2 stops19h 36m

$851

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/5

Showing 1-10 of 14 resultsSorted by cheapest first
1
2

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 $483). Flying from Kansas City to Saint Lucia in October is currently the most expensive (average of $784). 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 May 6, 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
8,456 reviews

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.
Delta
7.9
Good
8,456 reviews
Delta
7.9
Good
8,456 reviews

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.
American Airlines
7.1
Good
11,666 reviews
Delta
7.9
Good
8,456 reviews

Food

7.2

Overall

7.9

Comfort

7.9

Crew

8.5

Boarding

8.1

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Joel,May 2026

ATL - JAX

The flight was delivered 50 minutes and taxing took what felt like 20 minutes to takeoff.

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 31m. Delta provides one of the quickest options available for as low as $688. The distance between Kansas City and Saint Lucia is about 2704 mi. This flight may include one or multiple stops.

  • 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 $483). Flying from Kansas City to Saint Lucia in October is currently the most expensive (average of $784). 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 May 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$606Average$836FlexibilityNo cancel feeOn-time71%
DeltaCheapest$606Average$863FlexibilityNo cancel feeOn-timeN/A

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