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Saint Lucia

$298+ 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — UVF
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
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 September 17, 2025.

Round-trip from

$591
(American Airlines)

One-way from

$298
(American Airlines)
From Kansas City to Saint Lucia
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One-way flight from Kansas City to Saint Lucia
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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 September 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.
Fri 11/145:45 amMCI - UVF
1 stop7h 54mDelta
Tue 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.
Sun 11/305:04 amMCI - UVF
1 stop8h 48mAmerican Airlines
Mon 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.
Thu 10/305:00 amMCI - UVF
1 stop7h 56mAmerican Airlines
Thu 11/64:04 pmUVF - MCI
1 stop9h 58mAmerican Airlines
Deal found 9/15$629
This American Airlines deal was found by Cheapflights users on 9/15. 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.
Fri 11/145:04 amMCI - UVF
1 stop8h 48mAmerican Airlines
Tue 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.
Sat 11/16:00 amMCI - UVF
1 stop8h 25mUnited Airlines
Sat 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.
Wed 10/155:38 pmMCI - UVF
2 stops20h 22mAmerican Airlines
Wed 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.
Sat 11/15:00 amMCI - UVF
1 stop9h 00mAmerican Airlines
Sat 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.
Wed 10/155:55 amMCI - UVF
1 stop7h 31mDelta
Wed 10/223:41 pmUVF - MCI
1 stop9h 11mDelta
Deal found 9/15$792
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/301:44 pmMCI - SLU
3 stops27h 16mMultiple Airlines
Mon 12/84:35 pmSLU - MCI
3 stops34h 05mMultiple Airlines
Deal found 9/16$1,275

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 September 17, 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

Sat 2/21

6:37 pm-2:35 pm

2 stops17h 58m

Castries Hewanorra

Tue 2/24

3:35 pm-12:21 am

1 stop10h 46m

$596

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Thu 2/19

6:42 pm-3:04 pm

1 stop18h 22m

Castries Hewanorra

Tue 2/24

4:24 pm-9:40 am

1 stop19h 16m

$616

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Fri 11/14

5:45 am-3:39 pm

1 stop7h 54m

Castries Hewanorra

Tue 11/18

4:59 pm-11:56 pm

1 stop8h 57m

$616

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Fri 2/20

5:05 am-3:45 pm

1 stop8h 40m

Castries Hewanorra

Tue 2/24

4:45 pm-10:22 am

2 stops19h 37m

$621

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 3/16

6:42 pm-2:50 pm

2 stops19h 08m

Castries Hewanorra

Mon 3/23

3:50 pm-10:43 am

2 stops19h 53m

$621

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Sun 11/30

5:04 am-3:52 pm

1 stop8h 48m

Castries Hewanorra

Mon 12/8

4:00 pm-9:55 am

2 stops19h 55m

$621

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Thu 2/19

6:42 pm-3:04 pm

1 stop18h 22m

Castries Hewanorra

Mon 2/23

4:24 pm-9:40 am

1 stop19h 16m

$641

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Fri 1/16

5:01 am-3:50 pm

1 stop8h 49m

Castries Hewanorra

Wed 1/21

4:50 pm-12:10 am

1 stop9h 20m

$641

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Wed 1/21

4:34 pm-2:25 pm

2 stops19h 51m

Castries Hewanorra

Sat 1/24

3:35 pm-9:47 am

2 stops20h 12m

$646

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Fri 11/14

7:43 pm-3:52 pm

2 stops18h 09m

Castries Hewanorra

Tue 11/18

4:52 pm-12:49 pm

2 stops21h 57m

$667

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 11 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 $556). Flying from Kansas City 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.

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 September 17, 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
8.0
Very good
7,961 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Crew

8.5

Food

7.3

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 17h 58m. American Airlines provides one of the quickest options available for as low as $596. 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 $556). Flying from Kansas City 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

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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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$539Average$784FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$559Average$808FlexibilityNo cancel feeOn-time71%

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