Cheap flights from Boston to Castries from $141
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Castries departing on 9/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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JetBlue flights from Boston to Castries
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Delta flights from Boston to Castries
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How to get the cheapest flight ticket from Boston to Castries
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Castries?
The month of January is, on average, the cheapest month to fly to Castries from Boston, with most prices found around $477. The month of March is another great option to travel to Castries, with average flight prices from Boston averaging around $537.
What is the cheapest day to depart on your flight to Castries?
The cheapest day to depart from Boston to Castries is on a Tuesday when prices can be found for as low as $472. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $753. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.
What is the cheapest time of day to depart on your flight to Castries?
According to our data, the cheapest time of day to fly to Castries is in the morning. momondo users have found flights departing from Boston to Castries in the morning for as low as $602. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Castries are more costly at noon, with an average ticket price of $621. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.
What is the cheapest Boston Logan Intl to Castries Hewanorra flight route?
Fly from Boston Logan Intl to Castries Hewanorra for the best Boston Logan Intl - Castries Hewanorra flight prices
How far in advance should I book a flight to Castries?
You are more likely to see cheaper flights to Castries from Boston when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to Castries for around $648 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Castries from Boston for as low as $500 on momondo.
What cabin class options are available on Boston Logan Intl to Castries Hewanorra flights?
There are 1 cabin classes available to choose from on Boston Logan Intl to Castries Hewanorra flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
Can stopping save me money on Boston to Castries flights?
No. A direct flight is the cheapest option for a flight between Boston to Castries.
How have Boston to Castries flight prices changed over time?
As of June 2025, prices for Boston to Castries flights are approximately 24% cheaper when compared to flights at the same time last year.
What is the cheapest airline that flies from Boston Logan Intl to Castries Hewanorra?
Air Canada, American Airlines, and United Airlines are the most popular carriers operating from Boston Logan Intl to Castries Hewanorra
What airlines fly to Castries?
JetBlue, American Airlines and Delta are the top three most popular airlines that fly to Castries from Boston according to our data. JetBlue is the first choice among our users, with 64% of people opting to fly with this airline when traveling to Castries. Keep in mind that there are 5 different airlines that fly to Castries on a routine basis, so you have a few additional options to choose from.
When to book flights from Boston to Castries
Cheap Boston to Castries (BOS to UVF) flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Boston to Castries
How far is Boston Logan Intl to Castries Hewanorra by plane?
The straight-line distance from Boston Logan Intl to Castries Hewanorra is 2047.6 mi. A reasonable flight in good conditions will take 4h 45m.
When did momondo last update prices for flights from Boston Logan Intl Airport to Castries Hewanorra Airport?
Prices for flights from Boston Logan Intl Airport to Castries Hewanorra Airport are updated daily.
How many operators does momondo search for flights from Boston Logan Intl Airport to Castries Hewanorra Airport?
The number of operators available for flights from Boston Logan Intl Airport to Castries Hewanorra Airport is 5 as of June 2025.
How old do you have to be to fly from Boston Logan Intl Airport to Castries Hewanorra Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Castries Hewanorra Airport.
What documentation or ID do you need to fly to Castries Hewanorra Airport?
The travel and health documents you'll need for your trip to Castries Hewanorra Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Castries Hewanorra Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Boston to Castries?
momondo data reveals that the most frequently booked plane model on the route from Boston to Castries is Airbus A318/A319/A320/A321, representing 73.68% of all bookings. The subsequent popular models are Airbus A320-100/200 at 14.47%, Airbus A321-100/200 at 6.58%, and Boeing 737-800 at 5.26%.
What is the most popular airline from Boston to Castries?
Based on momondo bookings for flights between Boston and Castries, the leading airline is JetBlue, making up 65% of the total bookings. Other popular airlines include American Airlines with 28%, Delta with 5%, and United Airlines with 1%.
Best airlines flying from Boston to Castries
Compare and see reviews for airlines that fly from Boston to Castries with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $361 | Free Cancellation | Rating 7.4 8,790 reviews | |||
| PriceFrom $365 | Free Cancellation | Rating 7.3 2,925 reviews | |||
| PriceFrom $386 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $387 | Free Cancellation | Rating 8.0 7,950 reviews | |||
| PriceFrom $491 | Free Cancellation | Rating 7.1 9,531 reviews |
Traveling to a place near Castries?
Book flights to Castries if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Boston to Castries?
We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Boston to Castries for you.
Can I find flights from Boston to Castries with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Castries from Boston with this policy.
How can momondo help me find flights from Boston to Castries?
momondo helps you find the best flight between Boston and Castries by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Boston to Castries right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Boston to Castries flights. All you need is a valid email address and we will do the rest; it is that quick and easy.