What are the cheapest airlines flying from Kingston to Castries round-trip?

Our cheapest airline available from Kingston to Castries is Caribbean Airlines. Our recent data shows that you can find tickets from as low as $678 on this airline. An additional option worth looking into is interCaribbean Airways, starting at $906. Caribbean Airlines is 14% cheaper than the average price of flights available within the next 90 days to this destination.

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

Travelers seeking maximum savings on their Kingston to Castries flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday 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 Kingston to Castries?

Travelers have found that booking a Thursday departure is the best way to save up to 39% on the cost of booking your flights compared to booking on days of the week where this route is of high demand.

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

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, September can be a great choice for travel to Castries. Flights to Castries from Kingston in September are about $795 on average during September, but can be found for as low as $688.

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

A simple way to save on the total cost of your ticket is to fly from Kingston to Castries in the afternoon. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the morning.

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

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

How can I find direct flights from Kingston to Castries?

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

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

Yes. Cheapflights offers flight deals from Kingston 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.

Find Cheap Flights from Kingston to Castries

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Cheap flight deals from Kingston to Castries

Popular in	May
Cheapest in	September
Average price	$710

Highest demand for flights based on searches. 3% potential increase in price ($30 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in September 2025

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Best time to book a flight from Kingston to Castries

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

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

Currently, August is the cheapest month in which you can book a flight from Kingston to Castries (average of $525). Flying from Kingston 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

Peruse reviews from past customers who have flown with Caribbean Airlines and interCaribbean Airways from Kingston to Castries 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.

Caribbean Airlines

8.1

Very good

177 reviews

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

Reviews

1 / 10

6.0

Good

Anonymous,Jul 2025

GEO - POS

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

interCaribbean Airways

5.2

Fair

24 reviews

Caribbean Airlines

8.1

Very good

177 reviews

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

What are the cheapest airlines flying from Kingston to Castries round-trip?
Our cheapest airline available from Kingston to Castries is Caribbean Airlines. Our recent data shows that you can find tickets from as low as $678 on this airline. An additional option worth looking into is interCaribbean Airways, starting at $906. Caribbean Airlines is 14% cheaper than the average price of flights available within the next 90 days to this destination.
Can I find deals for flights from Kingston to Castries that include hotel bookings?
Yes. In addition to deals on Kingston to Castries flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Kingston to Castries?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Kingston to Castries.
Can I find deals for business class flights from Kingston to Castries?
Yes. Cheapflights offers flight deals from Kingston 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 Kingston to Castries?
Currently, August is the cheapest month in which you can book a flight from Kingston to Castries (average of $525). Flying from Kingston 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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Alternative routes for Kingston to Castries

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Top 2 airlines flying from Kingston to Castries

Airline	Cheapest	Average	Flexibility	On-time
Caribbean Airlines	Cheapest$678	Average$740	FlexibilityNo cancel fee	On-timeN/A
interCaribbean Airways	Cheapest$906	Average$929	FlexibilityNo cancel fee	On-timeN/A

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Cheap flights from Kingston (KIN) to Castries (SLU)

Find cheap flights from Kingston 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 Kingston to Castries

Popular in

Cheapest in

Average price

Best time to book a flight from Kingston to Castries

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

Cheapflights Insights

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

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

Reviews of airlines servicing Castries

Peruse reviews from past customers who have flown with Caribbean Airlines and interCaribbean Airways from Kingston to Castries 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.

Related info for your journey

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

What are the cheapest airlines flying from Kingston to Castries round-trip?

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

How can I find direct flights from Kingston to Castries?

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

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

Traveling to a place near Castries?

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Alternative routes for Kingston to Castries

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Top 2 airlines flying from Kingston to Castries

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