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

Cheapflights users have booked flights from Roseau to Castries round-trip from $315.

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

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

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

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

Weekly flight availability from Roseau to Castries

The most flights from DOM to SLU are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

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

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

How can I find direct flights from Roseau to Castries?

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

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

Yes. Cheapflights offers flight deals from Roseau 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 Roseau to Castries

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Roseau to Castries with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Roseau to Castries

Good one-way deal	$130 or less

Price to beat on a one-way flight from Roseau Douglas–Charles to Castries George F. L. Charle.

Search Deals

Best time to book a flight from Roseau to Castries

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

Prices

Airlines

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

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

Reviews of airlines servicing Castries

Peruse reviews from past customers who have flown with interCaribbean Airways from Roseau 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.

interCaribbean Airways

5.2

Fair

24 reviews

Reviews

1 / 1

2.0

Mediocre

Dabian,Aug 2024

BGI - SLU

Please be on time for departures. The constant lateness is a burden to some of us passengers.

interCaribbean Airways

5.2

Fair

24 reviews

interCaribbean Airways

5.2

Fair

24 reviews

Reviews

1 / 1

2.0

Mediocre

Dabian,Aug 2024

BGI - SLU

Please be on time for departures. The constant lateness is a burden to some of us passengers.

Related info for your journey

What is the cheapest airline to fly from Roseau to Castries round-trip?
Cheapflights users have booked flights from Roseau to Castries round-trip from $315.
Can I find deals for flights from Roseau to Castries that include hotel bookings?
Yes. In addition to deals on Roseau to Castries flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Roseau to Castries?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Roseau to Castries.
Can I find deals for business class flights from Roseau to Castries?
Yes. Cheapflights offers flight deals from Roseau 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 Roseau to Castries?
Currently, August is the cheapest month in which you can book a flight from Roseau to Castries (average of $525). Flying from Roseau 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.

See more FAQs

Rodney Bay

Gros Islet

Marigot Bay

Browse thousands of different options on Cheapflights for your next trip

Other flights to Castries

Top airline flying from Roseau to Castries

Airline	Cheapest	Average	Flexibility	On-time
interCaribbean Airways	Cheapest$315	Average$327	FlexibilityNo cancel fee	On-timeN/A

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Find cheap flights from Roseau 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 Roseau to Castries

Good one-way deal

Best time to book a flight from Roseau to Castries

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

Cheapflights Insights

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

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

Weekly flight availability from Roseau to Castries

Reviews of airlines servicing Castries

Peruse reviews from past customers who have flown with interCaribbean Airways from Roseau 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 Roseau 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 Roseau to Castries round-trip?

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

How can I find direct flights from Roseau to Castries?

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

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

Traveling to a place near Castries?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Other flights to Castries

Explore flights to Castries departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on septiembre 16, 2025.

Complete your trip

Complete your trip to Castries by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Roseau to Castries by cabin class

Find flights from Roseau to Castries, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Roseau and Castries flights

Browse other Roseau and Castries flight options. Last updated on septiembre 16, 2025.

Other flights from Roseau

Browse through other flights departing from Roseau. Flights are based on user searches made on Cheapflights and were last updated on septiembre 16, 2025.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2025

Top airline flying from Roseau to Castries

100% Free

Book with Flexibility

Travel Smart

Cheap flights from Roseau (DOM) to Castries (SLU)

Find cheap flights from Roseau 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 Roseau to Castries

Good one-way deal

Best time to book a flight from Roseau to Castries

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

Cheapflights Insights

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

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

Weekly flight availability from Roseau to Castries

Reviews of airlines servicing Castries

Peruse reviews from past customers who have flown with interCaribbean Airways from Roseau 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 Roseau 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 Roseau to Castries round-trip?

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

How can I find direct flights from Roseau to Castries?

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

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

Traveling to a place near Castries?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Other flights to Castries

Explore flights to Castries departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on septiembre 16, 2025.

Top airline flying from Roseau to Castries

100% Free

Book with Flexibility

Travel Smart