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Saint Lucia

$211+ 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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — UVF
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$493
(American Airlines)

One-way from

$211
(SmartFares)

Popular in

July

Cheapest in

August

Good round-trip deal

$607 or less

Good one-way deal

$363 or less
From Miami to Saint Lucia
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One-way flight from Miami to Saint Lucia
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Highest demand for flights based on searches. 12% potential increase in price ($99 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($28 potential savings vs. average RT price).
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Price to beat on a round-trip flight from Miami to Saint Lucia.
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Price to beat on a one-way flight from Miami to Saint Lucia.
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Find 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 September 15, 2025.

This Trip.com deal was found by Cheapflights users on 9/14. 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.
Thu 11/62:10 pmMIA - SLU
1 stop20h 20mCaribbean Airlines
Thu 11/136:20 pmSLU - MIA
1 stop18h 55mCaribbean Airlines
Deal found 9/14$529
This SmartFares deal was found by Cheapflights users on 9/13. 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 11/62:10 pmMIA - SLU
1 stop20h 20mCaribbean Airlines
Sun 11/165:00 amSLU - MIA
1 stop8h 15mCaribbean Airlines
Deal found 9/13$533
This American Airlines deal was found by Cheapflights users on 9/14. 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 12/1211:21 amMIA - UVF
Nonstop3h 32mAmerican Airlines
Fri 12/262:04 pmUVF - MIA
Nonstop4h 07mAmerican Airlines
Deal found 9/14$548
This American Airlines deal was found by Cheapflights users on 9/14. 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 11/38:50 amMIA - UVF
Nonstop3h 29mAmerican Airlines
Thu 11/64:52 pmUVF - MIA
Nonstop3h 59mAmerican Airlines
Deal found 9/14$553
This Caribbean 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 Caribbean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/72:10 pmMIA - SLU
1 stop22h 00mCaribbean Airlines
Thu 11/136:20 pmSLU - MIA
1 stop18h 55mCaribbean Airlines
Deal found 9/15$553
This FlightHub deal was found by Cheapflights users on 9/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/309:05 pmMIA - UVF
1 stop18h 20mAir Canada
Mon 11/35:15 pmUVF - MIA
2 stops19h 44mAir Canada
Deal found 9/13$563
This lol.travel deal was found by Cheapflights users on 9/13. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/202:10 pmMIA - SLU
1 stop20h 20mCaribbean Airlines
Sun 11/235:00 amSLU - MIA
1 stop8h 15mCaribbean Airlines
Deal found 9/13$566
This Delta deal was found by Cheapflights users on 9/13. 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 11/256:00 amMIA - UVF
1 stop8h 39mDelta
Thu 11/274:59 pmUVF - MIA
1 stop8h 49mDelta
Deal found 9/13$567
This Gotogate deal was found by Cheapflights users on 9/14. 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 10/163:10 pmMIA - SLU
1 stop23h 30mCaribbean Airlines
Wed 10/2210:15 amSLU - MIA
1 stop27h 00mCaribbean Airlines
Deal found 9/14$574
This American Airlines deal was found by Cheapflights users on 9/13. 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 11/1311:21 amMIA - UVF
Nonstop3h 31mAmerican Airlines
Thu 11/202:23 pmUVF - MIA
Nonstop3h 50mAmerican Airlines
Deal found 9/13$578
This American Airlines deal was found by Cheapflights users on 9/14. 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 11/68:50 amMIA - UVF
Nonstop3h 29mAmerican Airlines
Thu 11/134:52 pmUVF - MIA
Nonstop3h 59mAmerican Airlines
Deal found 9/14$579
This Caribbean 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 Caribbean Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1812:30 amMIA - SLU
1 stop11h 00mCaribbean Airlines
Wed 9/2410:15 amSLU - MIA
1 stop27h 00mCaribbean Airlines
Deal found 9/15$582

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 September 15, 2025.
Use the filters below to find and compare flights from Miami to Saint Lucia that are best for you.

Fly from

Miami

Fly to

Saint Lucia

Route

Depart

Return

Price

MiamiCastries

MIA - SLU

MIASLU

Miami

Thu 11/6

2:10 pm-11:30 am

1 stop20h 20m

Castries George F. L. Charle

Thu 11/13

6:20 pm-12:15 pm

1 stop18h 55m

$529

MiamiCastries

MIA - UVF

MIAUVF

Miami

Mon 11/3

8:50 am-1:19 pm

Nonstop3h 29m

Castries Hewanorra

Thu 11/6

4:52 pm-7:51 pm

Nonstop3h 59m

$553

MiamiCastries

MIA - SLU

MIASLU

Miami

Fri 11/7

2:10 pm-1:10 pm

1 stop22h 00m

Castries George F. L. Charle

Thu 11/13

6:20 pm-12:15 pm

1 stop18h 55m

$553

MiamiCastries

MIA - SLU

MIASLU

Miami

Fri 11/14

2:10 pm-1:10 pm

1 stop22h 00m

Castries George F. L. Charle

Thu 11/20

6:20 pm-12:15 pm

1 stop18h 55m

$553

MiamiCastries

MIA - UVF

MIAUVF

Miami

Thu 10/30

4:25 pm-3:25 pm

1 stop23h 00m

Castries Hewanorra

Mon 11/3

5:15 pm-3:26 pm

1 stop23h 11m

$567

MiamiCastries

MIA - SLU

MIASLU

Miami

Thu 10/16

3:10 pm-2:40 pm

1 stop23h 30m

Castries George F. L. Charle

Wed 10/22

10:15 am-1:15 pm

1 stop27h 00m

$574

MiamiCastries

MIA - UVF

MIAUVF

Miami

Thu 11/13

11:21 am-3:52 pm

Nonstop3h 31m

Castries Hewanorra

Thu 11/20

2:23 pm-5:13 pm

Nonstop3h 50m

$578

MiamiCastries

MIA - SLU

MIASLU

Miami

Thu 11/6

2:10 pm-11:30 am

1 stop20h 20m

Castries George F. L. Charle

Sun 11/9

5:00 am-12:15 pm

1 stop8h 15m

$578

MiamiCastries

MIA - SLU

MIASLU

Miami

Fri 11/14

2:10 pm-1:10 pm

1 stop22h 00m

Castries George F. L. Charle

Fri 11/21

12:15 pm-12:15 pm

1 stop25h 00m

$578

MiamiCastries

MIA - SLU

MIASLU

Miami

Thu 1/22

2:10 pm-11:30 am

1 stop20h 20m

Castries George F. L. Charle

Thu 1/29

6:20 pm-12:15 pm

1 stop18h 55m

$578

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 37 results
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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 $556). Flying from Miami 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.

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 September 15, 2025.

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.

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 15, 2025.
See what other customers who have flown with Caribbean Airlines, Delta, 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.
Caribbean Airlines
8.1
Very good
177 reviews

Crew

8.4

Boarding

8.1

Entertainment

6.7

Food

6.8

Comfort

7.9

Overall

8.1

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.
Caribbean Airlines
8.1
Very good
177 reviews
Caribbean Airlines
8.1
Very good
177 reviews

Crew

8.4

Boarding

8.1

Entertainment

6.7

Food

6.8

Comfort

7.9

Overall

8.1

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.
Delta
8.0
Very good
7,954 reviews
Caribbean Airlines
8.1
Very good
177 reviews

Crew

8.4

Boarding

8.1

Entertainment

6.7

Food

6.8

Comfort

7.9

Overall

8.1

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.
American Airlines
7.2
Good
10,000 reviews
Caribbean Airlines
8.1
Very good
177 reviews

Crew

8.4

Boarding

8.1

Entertainment

6.7

Food

6.8

Comfort

7.9

Overall

8.1

Reviews

1 / 10
6.0
Good

Anonymous,Jul 2025

GEO - POS

The crew was welcoming and helpful. No entertainment no meal only a drink.

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 long is the flight from Miami to Saint Lucia?

    For as low as $553, Caribbean Airlines can have you in Saint Lucia from Miami in 3h 29m. 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 $548, our data shows the cheapest flight currently is $216. When looking at the most popular route, (Miami - Castries Hewanorra), you can expect to pay $507 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 $556). Flying from Miami 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 Miami to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Miami to Saint Lucia

Discover the top 3 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$458Average$1,071FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$478Average$660FlexibilityNo cancel feeOn-time71%
Caribbean AirlinesCheapest$554Average$707FlexibilityNo cancel feeOn-timeN/A

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