Saint Lucia

$224+ Cheap flights from Miami (MIA) 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 5/7. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — UVF
Apr 22 — Apr 291
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Cheap flight deals from Miami to Saint Lucia

Cheapest flights from Miami to Saint Lucia
Explore the most affordable flight options available from Miami to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This Gotogate deal was found by Cheapflights users on 3/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/143:10 pm
MIA
-
SLU
1 stop23h 25m
Caribbean Airlines
Fri 5/226:00 pm
SLU
-
MIA
1 stop19h 15m
Caribbean Airlines
Deal found 3/20$514
This Gotogate deal was found by Cheapflights users on 3/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/153:10 pm
MIA
-
SLU
1 stop22h 00m
Caribbean Airlines
Fri 5/296:00 pm
SLU
-
MIA
1 stop19h 15m
Caribbean Airlines
Deal found 3/22$517
This Gotogate deal was found by Cheapflights users on 3/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/52:10 pm
MIA
-
SLU
1 stop23h 25m
Caribbean Airlines
Sun 11/85:00 am
SLU
-
MIA
1 stop8h 15m
Caribbean Airlines
Deal found 3/22$540
This Trip.com deal was found by Cheapflights users on 3/18. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/63:10 pm
MIA
-
SLU
1 stop22h 00m
Caribbean Airlines
Sun 5/106:00 pm
SLU
-
MIA
1 stop19h 15m
Caribbean Airlines
Deal found 3/18$545
This SmartFares deal was found by Cheapflights users on 3/18. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/143:10 pm
MIA
-
SLU
1 stop23h 25m
Caribbean Airlines
Thu 5/215:50 pm
SLU
-
MIA
1 stop19h 25m
Caribbean Airlines
Deal found 3/18$550
This Gotogate deal was found by Cheapflights users on 3/22. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/13:10 pm
MIA
-
SLU
1 stop24h 25m
Caribbean Airlines
Thu 6/45:50 pm
SLU
-
MIA
1 stop19h 25m
Caribbean Airlines
Deal found 3/22$554
This Gotogate deal was found by Cheapflights users on 3/20. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:10 pm
MIA
-
SLU
1 stop18h 20m
Caribbean Airlines
Sat 5/165:50 pm
SLU
-
MIA
1 stop19h 25m
Caribbean Airlines
Deal found 3/20$556
This Booking.com deal was found by Cheapflights users on 3/19. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/253:10 pm
MIA
-
SLU
1 stop24h 25m
Caribbean Airlines
Fri 5/296:00 pm
SLU
-
MIA
1 stop19h 15m
Caribbean Airlines
Deal found 3/19$559
This Expedia deal was found by Cheapflights users on 3/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/49:45 pm
MIA
-
UVF
1 stop16h 25m
Air Canada
Tue 6/93:05 pm
UVF
-
MIA
1 stop21h 08m
Air Canada
Deal found 3/18$582
This American Airlines deal was found by Cheapflights users on 3/19. 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 11/1511:21 am
MIA
-
UVF
Nonstop3h 29m
American Airlines
Wed 11/184:50 pm
UVF
-
MIA
Nonstop3h 59m
American Airlines
Deal found 3/19$584
This American Airlines deal was found by Cheapflights users on 3/18. 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 7/2210:10 am
MIA
-
UVF
Nonstop3h 50m
American Airlines
Thu 7/301:08 pm
UVF
-
MIA
Nonstop3h 52m
American Airlines
Deal found 3/18$589
This Air Canada deal was found by Cheapflights users on 3/22. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/11:10 pm
MIA
-
UVF
1 stop25h 00m
Air Canada
Fri 6/53:05 pm
UVF
-
MIA
1 stop21h 08m
Air Canada
Deal found 3/22$592

Find flight deals from Miami to Saint Lucia

Keep the following information in mind while searching for Miami to Saint Lucia flight deals. Data was last updated March 23, 2026.

Round-trip from

$514
(Gotogate)

One-way from

$224
(Mytrip)

Popular in

June

Cheapest in

August

Average price

$632

Good round-trip deal

$659 or less

Good one-way deal

$494 or less
From Miami to Saint Lucia
One-way flight from Miami to Saint Lucia
Highest demand for flights based on searches. 21% potential increase in price ($191 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($25 potential savings vs. average RT price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Miami to Saint Lucia.
Price to beat on a one-way flight from Miami to Saint Lucia.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Miami 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 March 23, 2026.
Use the filters below to find and compare flights from Miami to Saint Lucia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MiamiCastries

MIA - SLU

MIASLU

Miami

Fri 5/8

3:10 pm-1:10 pm

1 stop22h 00m

Castries George F. L. Charle

Sat 5/9

5:50 pm-1:15 pm

1 stop19h 25m

$564

MiamiCastries

MIA - SLU

MIASLU

Miami

Fri 5/29

3:10 pm-1:10 pm

1 stop22h 00m

Castries George F. L. Charle

Sun 5/31

6:00 pm-1:15 pm

1 stop19h 15m

$564

MiamiCastries

MIA - SLU

MIASLU

Miami

Thu 6/4

3:10 pm-2:35 pm

1 stop23h 25m

Castries George F. L. Charle

Sun 6/14

6:00 pm-1:15 pm

1 stop19h 15m

$564

MiamiCastries

MIA - UVF

MIAUVF

Miami

Tue 8/18

6:00 am-2:08 pm

1 stop8h 08m

Castries Hewanorra

Tue 8/25

3:28 pm-12:54 am

1 stop9h 26m

$598

MiamiCastries

MIA - SLU

MIASLU

Miami

Sat 5/23

3:10 pm-10:10 pm

1 stop7h 00m

Castries George F. L. Charle

Fri 5/29

6:00 pm-1:15 pm

1 stop19h 15m

$614

MiamiCastries

MIA - SLU

MIASLU

Miami

Fri 6/5

3:10 pm-1:10 pm

1 stop22h 00m

Castries George F. L. Charle

Thu 6/11

5:50 pm-1:15 pm

1 stop19h 25m

$614

MiamiCastries

MIA - UVF

MIAUVF

Miami

Sat 8/22

7:30 pm-2:08 pm

1 stop18h 38m

Castries Hewanorra

Thu 8/27

3:28 pm-12:54 am

1 stop9h 26m

$633

MiamiCastries

MIA - SLU

MIASLU

Miami

Thu 4/30

3:10 pm-2:35 pm

1 stop23h 25m

Castries George F. L. Charle

Sun 5/3

6:00 pm-1:15 pm

1 stop19h 15m

$649
Quickest round-trip

MiamiCastries

MIA - UVF

MIAUVF

Miami

Thu 8/20

7:00 am-2:08 pm

1 stop7h 08m

Castries Hewanorra

Mon 8/24

3:28 pm-12:54 am

1 stop9h 26m

$668

MiamiCastries

MIA - UVF

MIAUVF

Miami

Mon 8/24

7:30 pm-2:08 pm

1 stop18h 38m

Castries Hewanorra

Fri 8/28

3:28 pm-9:23 am

1 stop17h 55m

$708

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 37 resultsSorted by cheapest first
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Best time to book a flight from Miami to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Miami 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 Miami to Saint Lucia

What is the cheapest month to book a flight from Miami to Saint Lucia?

Currently, January is the cheapest month in which you can book a flight from Miami to Saint Lucia (average of $428). Flying from Miami to Saint Lucia in July is currently the most expensive (average of $641). 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.

What is the cheapest time of day to fly from MIA to LC?

Find hourly flight availability from Miami to Saint Lucia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 23, 2026.

When flying from Miami to Saint Lucia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from Miami to Saint Lucia

Explore weekly flight availability from Miami to Saint Lucia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 23, 2026.

The most flights from MIA to LC0 are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

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 March 23, 2026.
See what other customers who have flown with Caribbean Airlines and American Airlines from Miami to Saint Lucia have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.3

Entertainment

6.6

Food

6.7

Boarding

7.9

Comfort

7.7

Overall

7.9

Reviews

1 / 14
8.0
Excellent

Boy,Oct 2025

YYZ - POS

A few selection of caribbean foods limit the pasta dish etc

Crew

8.3

Entertainment

6.6

Food

6.7

Boarding

7.9

Comfort

7.7

Overall

7.9

Reviews

1 / 14
8.0
Excellent

Boy,Oct 2025

YYZ - POS

A few selection of caribbean foods limit the pasta dish etc

Crew

8.3

Entertainment

6.6

Food

6.7

Boarding

7.9

Comfort

7.7

Overall

7.9

Reviews

1 / 14
8.0
Excellent

Boy,Oct 2025

YYZ - POS

A few selection of caribbean foods limit the pasta dish etc

Related info for your journey

Find useful and relevant information for your journey from Miami 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 Miami to Saint Lucia?

    Miami (MIA) is the airport you will fly out of if you book a flight from Miami to Saint Lucia. It is only a 6.1 mi journey to Miami (MIA) from Miami’s city center.

  • How popular is this Miami to Saint Lucia flight route?

  • How long is the flight from Miami to Saint Lucia?

    For as low as $598, Caribbean Airlines can have you in Saint Lucia from Miami in 8h 08m. Miami and Saint Lucia are separated by a distance of 1504 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest flights from Miami to Saint Lucia?

    While on average a flight from Miami to Saint Lucia is generally $639, our data shows the cheapest flight currently is $459. When looking at the most popular route, (Miami - Castries Hewanorra), you can expect to pay $619 for that flight.

  • Can I find deals for flights from Miami to Saint Lucia that include hotel bookings?

    Yes. In addition to deals on Miami to Saint Lucia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Miami to Saint Lucia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Miami to Saint Lucia.

  • Can I find deals for business class flights from Miami to Saint Lucia?

    Yes. Cheapflights offers flight deals from Miami 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 Miami to Saint Lucia?

    Currently, January is the cheapest month in which you can book a flight from Miami to Saint Lucia (average of $428). Flying from Miami to Saint Lucia in July is currently the most expensive (average of $641). 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 Miami to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Miami to Saint Lucia

Discover the top 2 airlines that operate flights from Miami 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 March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$486Average$760FlexibilityNo cancel feeOn-time71%
Caribbean AirlinesCheapest$554Average$707FlexibilityNo cancel feeOn-timeN/A

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