What is the cheapest airline to fly from Miami to Castries round-trip?

Currently priced at $537, Caribbean Airlines will fly you from Miami to Castries and back. In addition to Caribbean Airlines, many other airlines offer competitively priced options for your trip. This flight start at 13% lower than the current average price 3 months from now.

What is the cheapest day to fly from Miami to Castries?

Travelers seeking maximum savings on their Miami to Castries flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Miami to Castries?

Tuesday is generally a great day to depart. Flying on this day could help you save up to 22%.

What is the cheapest month to fly from Miami to Castries?

The best pricing can be found in the month of September. Prices to Castries from Miami average $621. You can even find prices in September for less than $621, as users have found deals to Castries from as low as $371. The month of July appears to be one of the more expensive times to travel to Castries from Miami. Flying in the targeted month can save you up to 36%.

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

It’s typically best to fly out from Miami to Castries in the afternoon. Doing so could potentially save you 9% on the flight price compared to flying in the morning, which is usually more expensive.

Can I find deals for flights from Miami to Castries that include hotel bookings?

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

How can I find direct flights from Miami to Castries?

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

Can I find deals for business class flights from Miami to Castries?

Yes. Cheapflights offers flight deals from Miami to Castries by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$336+ Flights from Miami to Castries

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Cheap flight deals from Miami to Castries

Round-trip from	$537 (Trip.com)
One-way from	$336 (SmartFares)
Popular in	July
Cheapest in	September
Average price	$782
Good round-trip deal	$537 or less
Good one-way deal	$428 or less

From Miami to Castries George F. L. Charle

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One-way flight from Miami to Castries George F. L. Charle

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Highest demand for flights based on searches. 18% potential increase in price ($140 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($21 potential savings vs. average RT price).

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Average for round-trip flights in June 2025

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Price to beat on a round-trip flight from Miami to Castries George F. L. Charle.

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Price to beat on a one-way flight from Miami to Castries George F. L. Charle.

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Find flight deals from Miami to Castries

Cheapest flights from Miami to Castries
Explore the most affordable flight options available from Miami to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Sun 10/512:30 amMIA - SLU

1 stop15h 20mCaribbean Airlines

Fri 10/1012:15 pmSLU - MIA

1 stop25h 00mCaribbean Airlines

Deal found 6/11

$537

Fri 11/142:10 pmMIA - SLU

2 stops20h 55mMultiple Airlines

Mon 11/174:35 pmSLU - MIA

1 stop20h 40mMultiple Airlines

Deal found 6/10

$679

Best flights from Miami to Castries
Discover carefully curated flight deals from Miami to Castries that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated June 12, 2025.

Sun 10/512:30 amMIA - SLU

1 stop15h 20mCaribbean Airlines

Fri 10/1012:15 pmSLU - MIA

1 stop25h 00mCaribbean Airlines

Deal found 6/11

$537

Fri 11/142:10 pmMIA - SLU

2 stops20h 55mMultiple Airlines

Mon 11/174:35 pmSLU - MIA

1 stop20h 40mMultiple Airlines

Deal found 6/10

$679

Last-minute flights from Miami to Castries
Discover last-minute flight deals from Miami to Castries. Data last updated June 12, 2025 and is based on user searches.

Tue 6/173:10 pmMIA - SLU

3 stops47h 25mCaribbean Airlines

Sat 6/216:20 pmSLU - MIA

1 stop18h 55mCaribbean Airlines

Deal found 6/11

$761

Fri 6/207:00 amMIA - SLU

2 stops30h 10mMultiple Airlines

Tue 6/243:45 pmSLU - MIA

3 stops21h 27mMultiple Airlines

Deal found 6/10

$821

Sun 6/293:10 pmMIA - SLU

1 stop24h 40mCaribbean Airlines

Sun 7/65:00 amSLU - MIA

1 stop8h 15mCaribbean Airlines

Deal found 6/11

$601

Thu 7/2412:30 amMIA - SLU

1 stop11h 00mMultiple Airlines

Mon 7/285:30 pmSLU - MIA

2 stops19h 45mMultiple Airlines

Deal found 6/9

$759

One-way flights from Miami to Castries
Search for one-way flight options from Miami to Castries. Find affordable one-way fares based on user searches. Data last updated June 12, 2025.

Thu 7/103:10 pmMIA - SLU

1 stop20h 20mCaribbean Airlines

Deal found 6/12

$336

Tue 7/228:30 amMIA - SLU

2 stops25h 00mMultiple Airlines

Deal found 6/11

$355

Cheapflights Fare Finder

Use the filters below to find and compare flights from Miami to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MiamiCastries

MIA - SLU

MIASLU

Miami

Sun 10/5

12:30 am-3:50 pm

1 stop15h 20m

Castries George F. L. Charle

Fri 10/10

12:15 pm-1:15 pm

1 stop25h 00m

$537

MiamiCastries

MIA - SLU

MIASLU

Miami

Fri 11/14

2:10 pm-12:05 pm

2 stops20h 55m

Castries George F. L. Charle

Mon 11/17

4:35 pm-12:15 pm

1 stop20h 40m

$679

MiamiCastries

MIA - SLU

MIASLU

Miami

Thu 7/10

3:10 pm-11:30 am

1 stop20h 20m

$336

MiamiCastries

MIA - SLU

MIASLU

Miami

Tue 7/22

8:30 am-9:30 am

2 stops25h 00m

$355

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Best time to book a flight from Miami to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries 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 Castries

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

Currently, August is the cheapest month in which you can book a flight from Miami to Castries (average of $525). Flying from Miami to Castries in July is currently the most expensive (average of $767). 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 Castries

Caribbean Airlines

8.2

Very good

157 reviews

Reviews

1 / 9

6.0

Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.

Caribbean Airlines

8.2

Very good

157 reviews

Caribbean Airlines

8.2

Very good

157 reviews

Reviews

1 / 9

6.0

Good

Anonymous,Mar 2025

JFK - GEO

Air hostesses were friendly. There should be more options for tea.

Related info for your journey

What is the cheapest airline to fly from Miami to Castries round-trip?
Currently priced at $537, Caribbean Airlines will fly you from Miami to Castries and back. In addition to Caribbean Airlines, many other airlines offer competitively priced options for your trip. This flight start at 13% lower than the current average price 3 months from now.
Can I find deals for flights from Miami to Castries that include hotel bookings?
Yes. In addition to deals on Miami to Castries flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Miami to Castries?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Miami to Castries.
Can I find deals for business class flights from Miami to Castries?
Yes. Cheapflights offers flight deals from Miami to Castries 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 Castries?
Currently, August is the cheapest month in which you can book a flight from Miami to Castries (average of $525). Flying from Miami to Castries in July is currently the most expensive (average of $767). 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.

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Gros Islet

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Top 2 airlines flying from Miami to Castries

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$416	Average$633	FlexibilityNo cancel fee	On-time71%
Caribbean Airlines	Cheapest$554	Average$697	FlexibilityNo cancel fee	On-timeN/A

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$336+ Cheap flights from Miami (MIA) to Castries (SLU)

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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Miami to Castries with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Miami to Castries

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Miami to Castries

Cheapest flights from Miami to CastriesExplore the most affordable flight options available from Miami to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Explore the most affordable flight options available from Miami to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Miami to Castries that are best for you.

Best time to book a flight from Miami to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from Miami with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Miami to Castries

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

Reviews of airlines servicing Castries

Related info for your journey

Find useful and relevant information for your journey from Miami to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What is the cheapest airline to fly from Miami to Castries round-trip?

Can I find deals for flights from Miami to Castries that include hotel bookings?

How can I find direct flights from Miami to Castries?

Can I find deals for business class flights from Miami to Castries?

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

Traveling to a place near Miami?

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Alternative routes for Miami to Castries

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Top 2 airlines flying from Miami to Castries

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Cheapest flights from Miami to Castries
Explore the most affordable flight options available from Miami to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.