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Saint Lucia

$334+ 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 7/6. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — UVF
Jun 28 — Jul 51
Sun 6/28
Sun 7/5
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 29, 2026.

This Delta deal was found by Cheapflights users on 5/27. 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 11/106:42 pm
MCI
-
UVF
1 stop18h 28m
Delta
Wed 11/184:25 pm
UVF
-
MCI
1 stop9h 33m
Delta
Deal found 5/27$688
This American Airlines deal was found by Cheapflights users on 5/27. 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 8/222:09 pm
MCI
-
UVF
2 stops22h 45m
American Airlines
Fri 8/282:54 pm
UVF
-
MCI
1 stop10h 09m
American Airlines
Deal found 5/27$693
This Delta deal was found by Cheapflights users on 5/27. 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.
Thu 11/126:42 pm
MCI
-
UVF
1 stop18h 28m
Delta
Wed 11/184:25 pm
UVF
-
MCI
1 stop9h 33m
Delta
Deal found 5/27$713
This American Airlines deal was found by Cheapflights users on 5/25. 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 8/235:01 am
MCI
-
UVF
1 stop7h 53m
American Airlines
Sun 8/303:29 pm
UVF
-
MCI
1 stop9h 23m
American Airlines
Deal found 5/25$718
This Delta deal was found by Cheapflights users on 5/27. 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 11/96:42 pm
MCI
-
UVF
1 stop18h 28m
Delta
Thu 11/194:25 pm
UVF
-
MCI
1 stop19h 10m
Delta
Deal found 5/27$733
This American Airlines deal was found by Cheapflights users on 5/27. 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 7/56:31 am
MCI
-
UVF
1 stop30h 49m
American Airlines
Sun 7/123:20 pm
UVF
-
MCI
2 stops18h 36m
American Airlines
Deal found 5/27$734
This Delta deal was found by Cheapflights users on 5/27. 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.
Thu 11/126:42 pm
MCI
-
UVF
1 stop18h 28m
Delta
Mon 11/164:25 pm
UVF
-
MCI
1 stop19h 10m
Delta
Deal found 5/27$738
This American Airlines deal was found by Cheapflights users on 5/27. 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 9/174:45 pm
MCI
-
UVF
2 stops20h 09m
American Airlines
Fri 9/253:02 pm
UVF
-
MCI
2 stops21h 28m
American Airlines
Deal found 5/27$758

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 29, 2026.

Round-trip from

$688
(Delta)

One-way from

$334
(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 29, 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

Mon 8/17

5:01 am-1:54 pm

1 stop7h 53m

Castries Hewanorra

Tue 8/25

2:54 pm-10:45 pm

1 stop8h 51m

$688

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 11/10

6:42 pm-3:10 pm

1 stop18h 28m

Castries Hewanorra

Tue 11/17

4:25 pm-11:58 pm

1 stop9h 33m

$733

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Thu 11/12

6:42 pm-3:10 pm

1 stop18h 28m

Castries Hewanorra

Mon 11/16

4:25 pm-9:35 am

1 stop19h 10m

$738

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Fri 11/13

5:40 am-3:10 pm

1 stop7h 30m

Castries Hewanorra

Mon 11/16

4:25 pm-9:35 am

1 stop19h 10m

$738

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 7/20

7:53 pm-1:50 pm

2 stops16h 57m

Castries Hewanorra

Thu 7/30

3:20 pm-10:34 am

2 stops20h 14m

$776

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 11/9

6:42 pm-3:10 pm

1 stop18h 28m

Castries Hewanorra

Tue 11/17

4:25 pm-11:58 pm

1 stop9h 33m

$778

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Fri 7/10

5:21 pm-1:16 pm

1 stop18h 55m

Castries Hewanorra

Tue 7/21

3:20 pm-10:58 pm

1 stop8h 38m

$843

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Sat 7/11

5:39 am-2:12 pm

1 stop7h 33m

Castries Hewanorra

Sat 7/18

3:33 pm-11:58 pm

1 stop9h 25m

$928

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Fri 6/12

5:21 pm-1:06 pm

1 stop18h 45m

Castries Hewanorra

Fri 6/19

3:16 pm-10:36 am

2 stops20h 20m

$1,001
Cheapest one-way

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 7/6

5:04 pm-12:15 pm

2 stops18h 11m

$334

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/27

Showing 1-10 of 12 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 $938). 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 29, 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
8,419 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
Delta
7.9
Good
8,419 reviews
Delta
7.9
Good
8,419 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional
American Airlines
7.1
Good
11,643 reviews
Delta
7.9
Good
8,419 reviews

Boarding

8.1

Crew

8.5

Comfort

7.8

Overall

7.9

Food

7.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SEA - KOA

The snacks were not very good, not everyone was very friendly and professional

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 53m. American Airlines 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 $938). 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 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$606Average$894FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$616Average$860FlexibilityNo cancel feeOn-time71%

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