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Cheap flights from Kansas City to Saint Lucia from $617

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Kansas City to Saint Lucia departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Kansas City to Saint Lucia

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:00 am - 1:35 pm
MCI
-
UVF
7h 35m
1 stop
American Airlines Logo
3:21 pm - 10:15 am
UVF
-
MCI
19h 54m
2 stops
$617American Airlines
Tue, Apr 28 - Tue, May 5
American Airlines Logo
5:00 am - 1:35 pm
MCI
-
UVF
7h 35m
1 stop
American Airlines Logo
2:35 pm - 5:45 pm
UVF
-
MCI
28h 10m
1 stop
$625American Airlines
Tue, Apr 28 - Tue, May 5
American Airlines Logo
6:33 pm - 1:48 pm
MCI
-
UVF
18h 15m
2 stops
American Airlines Logo
3:58 pm - 12:27 pm
UVF
-
MCI
21h 29m
2 stops
$655American Airlines
Mon, Mar 16 - Mon, Mar 23
Delta Logo
5:35 am - 3:05 pm
MCI
-
UVF
7h 30m
1 stop
Delta Logo
4:25 pm - 11:40 pm
UVF
-
MCI
9h 15m
1 stop
$663Delta
Thu, Feb 26 - Tue, Mar 3
American Airlines Logo
6:33 pm - 2:58 pm
MCI
-
UVF
19h 25m
2 stops
American Airlines Logo
3:18 pm - 12:27 pm
UVF
-
MCI
22h 09m
1 stop
$665American Airlines
Mon, Mar 16 - Mon, Mar 23
American Airlines Logo
6:33 pm - 3:58 pm
MCI
-
UVF
19h 25m
2 stops
American Airlines Logo
4:58 pm - 10:12 am
UVF
-
MCI
19h 14m
2 stops
$668American Airlines
Thu, Feb 26 - Tue, Mar 3
American Airlines Logo
6:28 pm - 1:35 pm
MCI
-
UVF
18h 07m
2 stops
American Airlines Logo
3:21 pm - 10:15 am
UVF
-
MCI
19h 54m
2 stops
$672American Airlines
Wed, Apr 15 - Tue, Apr 21
American Airlines Logo
5:47 pm - 2:58 pm
MCI
-
UVF
20h 11m
1 stop
American Airlines Logo
3:18 pm - 12:27 pm
UVF
-
MCI
22h 09m
1 stop
$674American Airlines
Mon, Mar 16 - Mon, Mar 23
American Airlines Logo
4:51 pm - 1:35 pm
MCI
-
UVF
19h 44m
2 stops
American Airlines Logo
3:21 pm - 1:16 pm
UVF
-
MCI
22h 55m
1 stop
$682American Airlines
Wed, Apr 15 - Tue, Apr 21
Multiple Airlines Logo
5:45 am - 1:10 pm
MCI
-
SLU
30h 25m
2 stops
Multiple Airlines Logo
6:45 pm - 11:53 pm
SLU
-
MCI
30h 08m
3 stops
$1,543Multiple Airlines
Fri, Mar 13 - Fri, Mar 20

American Airlines flights from Kansas City to Saint Lucia

Our best American Airlines deals on Kansas City to Saint Lucia flight tickets
American Airlines
Apr 28
MCI5:00 amKansas City
7h 35m
1 stop
UVF1:35 pmCastries Hewanorra
May 5
UVF3:21 pmCastries Hewanorra
19h 54m
2 stops
MCI10:15 amKansas City
$617
American Airlines
Apr 28
MCI5:00 amKansas City
7h 35m
1 stop
UVF1:35 pmCastries Hewanorra
May 5
UVF2:35 pmCastries Hewanorra
28h 10m
1 stop
MCI5:45 pmKansas City
$625
American Airlines
Mar 16
MCI6:33 pmKansas City
18h 15m
2 stops
UVF1:48 pmCastries Hewanorra
Mar 23
UVF3:58 pmCastries Hewanorra
21h 29m
2 stops
MCI12:27 pmKansas City
$655

Air Canada flights from Kansas City to Saint Lucia

Our best Air Canada deals on Kansas City to Saint Lucia flight tickets
Air Canada
Feb 3
MCI3:24 pmKansas City
22h 56m
2 stops
UVF4:20 pmCastries Hewanorra
Feb 11
UVF5:15 pmCastries Hewanorra
30h 44m
2 stops
MCI9:59 pmKansas City
$2,015
Air Canada
Feb 3
MCI6:30 pmKansas City
19h 50m
2 stops
UVF4:20 pmCastries Hewanorra
Feb 11
UVF5:15 pmCastries Hewanorra
30h 44m
2 stops
MCI9:59 pmKansas City
$2,237

momondo 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, momondo users made 832,500 searches. Data last updated January 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

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 4/28

5:00 am-1:35 pm

1 stop7h 35m

Castries Hewanorra

Tue 5/5

3:21 pm-10:15 am

2 stops19h 54m

$617

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Tue 4/28

5:00 am-1:35 pm

1 stop7h 35m

Castries Hewanorra

Tue 5/5

2:35 pm-5:45 pm

1 stop28h 10m

$625

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 3/16

6:33 pm-1:48 pm

2 stops18h 15m

Castries Hewanorra

Mon 3/23

3:58 pm-12:27 pm

2 stops21h 29m

$655

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Thu 2/26

5:35 am-3:05 pm

1 stop7h 30m

Castries Hewanorra

Tue 3/3

4:25 pm-11:40 pm

1 stop9h 15m

$663

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 3/16

6:33 pm-2:58 pm

2 stops19h 25m

Castries Hewanorra

Mon 3/23

3:18 pm-12:27 pm

1 stop22h 09m

$665

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Thu 2/26

6:33 pm-3:58 pm

2 stops19h 25m

Castries Hewanorra

Tue 3/3

4:58 pm-10:12 am

2 stops19h 14m

$668

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Wed 4/15

6:28 pm-1:35 pm

2 stops18h 07m

Castries Hewanorra

Tue 4/21

3:21 pm-10:15 am

2 stops19h 54m

$672

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Mon 3/16

5:47 pm-2:58 pm

1 stop20h 11m

Castries Hewanorra

Mon 3/23

3:18 pm-12:27 pm

1 stop22h 09m

$674

Kansas CityCastries

MCI - UVF

MCIUVF

Kansas City

Wed 4/15

4:51 pm-1:35 pm

2 stops19h 44m

Castries Hewanorra

Tue 4/21

3:21 pm-1:16 pm

1 stop22h 55m

$682

Kansas CityCastries

MCI - SLU

MCISLU

Kansas City

Fri 3/13

5:45 am-1:10 pm

2 stops30h 25m

Castries George F. L. Charle

Fri 3/20

6:45 pm-11:53 pm

3 stops30h 08m

$1,543

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Kansas City to Saint Lucia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kansas City to Saint Lucia

Fastest flight time

7h 04m

Direct flights

None
The fastest flight from Kansas City to Saint Lucia takes 7h 04m
There are no direct flights from Kansas City to Saint Lucia. There are no popular flight routes from Kansas City to Saint Lucia.
Search flight deals

  • When did momondo last update prices for flights from Kansas City Airport to Saint Lucia?

    Prices for flights from Kansas City Airport to Saint Lucia were last updated today.

  • How many operators does momondo search for flights from Kansas City Airport to Saint Lucia?

  • How old do you have to be to fly from Kansas City Airport to Saint Lucia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kansas City Airport to Saint Lucia.

  • What documentation or ID do you need to fly to Saint Lucia?

    The necessary travel and health documents for your Saint Lucia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Kansas City to Saint Lucia

Compare and see reviews for airlines that fly from Kansas City to Saint Lucia with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $591Free CancellationRating
7.2
11,205 reviews
Search American Airlines flights
DeltaPriceFrom $606Free CancellationRating
7.9
8,128 reviews
Search Delta flights

  • How do I get Price Alerts for flights from Kansas City to Saint Lucia?

    Price Alerts will notify you by email when the price for flights to Saint Lucia from Kansas City decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Kansas City to Saint Lucia with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

Why should I use momondo to find a flight deal from Kansas City to Saint Lucia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Kansas City to Saint Lucia for you.

Can I find flights from Kansas City to Saint Lucia with flexible booking policies on momondo?

momondo does allow users to show only those flights to Saint Lucia from Kansas City which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Kansas City to Saint Lucia?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Saint Lucia from Kansas City.

I’m not ready to book a flight from Kansas City to Saint Lucia right now. Can momondo alert me if prices change?

Price alerts on flights to Saint Lucia from Kansas City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Saint Lucia trip

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