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Saint Lucia

$405+ 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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — UVF
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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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 November 4, 2025.

This American Airlines deal was found by Cheapflights users on 11/3. 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.
Sat 12/66:39 pmMCI - UVF
2 stops16h 40mAmerican Airlines
Fri 12/122:23 pmUVF - MCI
2 stops11h 22mAmerican Airlines
Deal found 11/3$609
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:50 amMCI - UVF
1 stop7h 49mDelta
Wed 11/264:59 pmUVF - MCI
1 stop8h 51mDelta
Deal found 11/3$711
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/255:50 amMCI - UVF
1 stop7h 49mDelta
Thu 11/274:59 pmUVF - MCI
1 stop19h 12mDelta
Deal found 11/3$749
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/265:50 amMCI - UVF
1 stop7h 49mDelta
Thu 11/274:59 pmUVF - MCI
1 stop19h 12mDelta
Deal found 11/3$787
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 11/255:04 amMCI - UVF
1 stop8h 48mAmerican Airlines
Thu 11/274:52 pmUVF - MCI
2 stops24h 18mAmerican Airlines
Deal found 11/3$826
This Delta deal was found by Cheapflights users on 11/2. 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.
Tue 11/115:50 amMCI - UVF
1 stop7h 49mDelta
Fri 11/214:59 pmUVF - MCI
1 stop8h 51mDelta
Deal found 11/2$854
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/245:50 amMCI - UVF
1 stop7h 49mDelta
Tue 11/254:59 pmUVF - MCI
1 stop8h 51mDelta
Deal found 11/3$861
This Delta deal was found by Cheapflights users on 11/2. 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.
Tue 11/115:50 amMCI - UVF
1 stop7h 49mDelta
Sun 11/234:59 pmUVF - MCI
1 stop8h 51mDelta
Deal found 11/2$862
This American Airlines deal was found by Cheapflights users on 11/3. 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 11/243:41 pmMCI - UVF
2 stops19h 38mAmerican Airlines
Wed 11/264:04 pmUVF - MCI
1 stop9h 58mAmerican Airlines
Deal found 11/3$876
This Delta deal was found by Cheapflights users on 11/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/245:50 amMCI - UVF
1 stop7h 49mDelta
Thu 11/274:59 pmUVF - MCI
1 stop19h 12mDelta
Deal found 11/3$877
This Delta deal was found by Cheapflights users on 11/2. 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.
Tue 11/115:50 amMCI - UVF
1 stop7h 49mDelta
Sat 11/224:59 pmUVF - MCI
1 stop8h 51mDelta
Deal found 11/2$879
This Delta deal was found by Cheapflights users on 11/2. 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.
Mon 11/105:50 amMCI - UVF
1 stop7h 49mDelta
Wed 11/194:59 pmUVF - MCI
1 stop8h 51mDelta
Deal found 11/2$904

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 November 4, 2025.

Round-trip from

$591
(Delta)

One-way from

$405
(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 November 4, 2025.
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

Wed 1/21

5:50 am-3:05 pm

1 stop7h 15m

Castries Hewanorra

Wed 1/28

4:25 pm-11:51 pm

1 stop9h 26m

$591

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Sat 12/6

6:39 pm-1:19 pm

2 stops16h 40m

Castries Hewanorra

Fri 12/12

2:23 pm-11:45 pm

2 stops11h 22m

$609

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Wed 1/21

6:34 pm-4:02 pm

2 stops19h 28m

Castries Hewanorra

Wed 1/28

5:02 pm-10:13 am

2 stops19h 11m

$621

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 3/16

8:03 pm-2:50 pm

2 stops17h 47m

Castries Hewanorra

Mon 3/23

4:10 pm-10:43 am

1 stop19h 33m

$621

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Thu 4/9

4:25 pm-1:50 pm

2 stops20h 25m

Castries Hewanorra

Mon 4/13

4:05 pm-11:37 am

2 stops20h 32m

$646

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Fri 2/13

6:36 pm-3:24 pm

1 stop18h 48m

Castries Hewanorra

Thu 2/19

4:24 pm-11:59 pm

1 stop9h 35m

$666

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Sun 11/9

5:50 am-3:39 pm

1 stop7h 49m

$405

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 11/11

5:50 am-3:39 pm

1 stop7h 49m

$405

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Wed 11/12

3:04 pm-3:00 pm

2 stops21h 56m

$430

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Thu 11/13

2:54 pm-1:19 pm

2 stops20h 25m

$430

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 17 results
1
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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 $520). Flying from Kansas City to Saint Lucia in December is currently the most expensive (average of $743). 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 November 4, 2025.
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
8,003 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
8,003 reviews
Delta
7.9
Good
8,003 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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
11,040 reviews
Delta
7.9
Good
8,003 reviews

Overall

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.9

Food

7.3

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 15m. Delta provides one of the quickest options available for as low as $591. 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 $520). Flying from Kansas City to Saint Lucia in December is currently the most expensive (average of $743). 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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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 November 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$559Average$771FlexibilityNo cancel feeOn-time71%
DeltaCheapest$596Average$821FlexibilityNo cancel feeOn-timeN/A

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