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Saint Lucia

$617+ Cheap flights from Kansas City (MCI) to Saint Lucia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/24. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — UVF
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap 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 January 6, 2026.

Round-trip from

$622
(American Airlines)
From Kansas City to Saint Lucia
Search Deals

Find 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 January 6, 2026.

This American Airlines deal was found by Cheapflights users on 1/6. 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.
Mon 8/246:33 pmMCI - UVF
1 stop18h 42mAmerican Airlines
Sat 8/293:15 pmUVF - MCI
1 stop9h 50mAmerican Airlines
Deal found 1/6$617
This American Airlines deal was found by Cheapflights users on 1/6. 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 3/156:33 pmMCI - UVF
2 stops19h 25mAmerican Airlines
Mon 3/233:18 pmUVF - MCI
2 stops18h 24mAmerican Airlines
Deal found 1/6$622
This American Airlines deal was found by Cheapflights users on 1/6. 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.
Mon 3/165:47 pmMCI - UVF
1 stop20h 11mAmerican Airlines
Mon 3/233:58 pmUVF - MCI
2 stops19h 14mAmerican Airlines
Deal found 1/6$634
This American Airlines deal was found by Cheapflights users on 1/6. 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 3/314:16 pmMCI - UVF
2 stops21h 42mAmerican Airlines
Fri 4/32:48 pmUVF - MCI
2 stops19h 11mAmerican Airlines
Deal found 1/6$643
This American Airlines deal was found by Cheapflights users on 1/5. 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 4/256:28 pmMCI - UVF
1 stop18h 55mAmerican Airlines
Sat 5/22:35 pmUVF - MCI
2 stops20h 47mAmerican Airlines
Deal found 1/5$668
This American Airlines deal was found by Cheapflights users on 1/5. 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.
Thu 6/45:11 pmMCI - UVF
2 stops19h 47mAmerican Airlines
Thu 6/112:58 pmUVF - MCI
2 stops20h 33mAmerican Airlines
Deal found 1/5$714
This American Airlines deal was found by Cheapflights users on 1/6. 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.
Fri 7/34:20 pmMCI - UVF
2 stops21h 44mAmerican Airlines
Wed 7/82:58 pmUVF - MCI
1 stop9h 59mAmerican Airlines
Deal found 1/6$745
This American Airlines deal was found by Cheapflights users on 1/5. 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 3/216:13 pmMCI - UVF
2 stops19h 05mAmerican Airlines
Sat 3/282:48 pmUVF - MCI
2 stops20h 24mAmerican Airlines
Deal found 1/5$760

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 January 6, 2026.
Use the filters below to find and compare flights from Kansas City to Saint Lucia that are best for you.

Fly from

Kansas City

Fly to

Saint Lucia

Route

Depart

Return

Price

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Sun 3/15

6:33 pm-2:58 pm

2 stops19h 25m

Castries Hewanorra

Mon 3/23

2:48 pm-8:42 am

2 stops18h 54m

$622

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 3/31

7:57 pm-2:58 pm

2 stops18h 01m

Castries Hewanorra

Fri 4/3

2:48 pm-8:59 am

2 stops19h 11m

$643

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 3/16

5:47 pm-2:58 pm

1 stop20h 11m

Castries Hewanorra

Mon 3/23

2:48 pm-12:39 am

1 stop10h 51m

$676

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Thu 6/4

5:11 pm-1:58 pm

2 stops19h 47m

Castries Hewanorra

Thu 6/11

2:58 pm-10:31 am

2 stops20h 33m

$714

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

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 April is currently the most expensive (average of $739). 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 January 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
8,018 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Crew

8.5

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
8,018 reviews
Delta
7.9
Good
8,018 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Crew

8.5

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
7.2
Good
11,084 reviews
Delta
7.9
Good
8,018 reviews

Overall

7.9

Boarding

8.1

Food

7.2

Entertainment

7.8

Comfort

7.9

Crew

8.5

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 19h 25m. American Airlines provides one of the quickest options available for as low as $622. 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 April is currently the most expensive (average of $739). 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

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Alternative routes for Kansas City 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 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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$581Average$901FlexibilityNo cancel feeOn-time71%
DeltaCheapest$606Average$821FlexibilityNo cancel feeOn-timeN/A

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