Which layover airport has the shortest travel time from Boston to Castries?

Flights connecting via New York (JFK) have the shortest average one-way travel time: 7h 52m.

Which airport is the most popular layover for flights between Boston and Castries?

New York (JFK) was the most common stop: 71% of momondo users choosing 1-stop flights on this route connected there.

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 67% of people opting to fly with this airline when traveling to Castries. Keep in mind that there are 3 different airlines that fly to Castries on a routine basis, so you have a few additional options to choose from.

Which layover airport offers the lowest fares from Boston to Castries?

Flights via New York (JFK) offer the lowest average round-trip price of $716.

Which layover airport has the shortest connection time from Boston to Castries?

Atlanta (ATL) has the shortest average layover time for this route: 1h 22m.

What is the cheapest airline that flies from Boston Logan Intl to Castries Hewanorra?

Delta and American Airlines are the most popular carriers operating from Boston Logan Intl to Castries Hewanorra

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 3 as of March 2026.

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.

$95 Cheap Flights from Boston to Castries in 2026

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Find the cheapest flights from Boston to Castries

Round-trip

One-way

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5:45 am - 2:08 pm

BOS

UVF

8h 23m

1 stop

3:28 pm - 1:06 am

UVF

BOS

9h 38m

1 stop

$290Delta

Wed, Sep 2 - Wed, Sep 9

8:30 pm - 2:13 pm

BOS

UVF

17h 43m

2 stops

2:45 pm - 9:21 am

UVF

BOS

18h 36m

2 stops

$295American Airlines

Mon, Apr 27 - Tue, May 5

5:54 am - 2:15 pm

BOS

UVF

8h 21m

1 stop

3:15 pm - 10:38 am

UVF

BOS

19h 23m

2 stops

$315American Airlines

Tue, Aug 18 - Tue, Aug 25

5:40 pm - 12:02 pm

BOS

UVF

18h 22m

2 stops

1:02 pm - 7:39 am

UVF

BOS

18h 37m

2 stops

$320American Airlines

Wed, May 20 - Sat, May 23

12:44 pm - 12:02 pm

BOS

UVF

23h 18m

1 stop

1:02 pm - 7:39 am

UVF

BOS

18h 37m

2 stops

$327American Airlines

Wed, May 20 - Sat, May 23

6:00 am - 1:31 pm

BOS

UVF

7h 31m

1 stop

2:35 pm - 11:07 am

UVF

BOS

20h 32m

2 stops

$334United Airlines

Sat, Sep 5 - Sat, Sep 12

5:40 pm - 12:02 pm

BOS

UVF

18h 22m

2 stops

3:16 pm - 9:22 am

UVF

BOS

18h 06m

1 stop

$370American Airlines

Wed, May 20 - Tue, May 26

5:10 am - 2:10 pm

BOS

UVF

9h 00m

1 stop

3:05 pm - 4:08 pm

UVF

BOS

25h 03m

1 stop

$372Air Canada

Tue, Jun 16 - Tue, Jun 23

12:44 pm - 12:02 pm

BOS

UVF

23h 18m

1 stop

3:16 pm - 9:22 am

UVF

BOS

18h 06m

1 stop

$373American Airlines

Wed, May 20 - Tue, May 26

5:10 am - 2:10 pm

BOS

UVF

9h 00m

1 stop

3:05 pm - 2:41 pm

UVF

BOS

23h 36m

2 stops

$376Air Canada

Tue, Jun 16 - Tue, Jun 23

Delta flights from Boston to Castries

Our best Delta deals on Boston to Castries flight tickets

Delta

Sep 2

BOS5:45 amBoston Logan Intl

8h 23m

1 stop

UVF2:08 pmCastries Hewanorra

Sep 9

UVF3:28 pmCastries Hewanorra

9h 38m

1 stop

BOS1:06 amBoston Logan Intl

$290

Delta

May 12

BOS5:35 amBoston Logan Intl

8h 30m

1 stop

UVF2:05 pmCastries Hewanorra

May 19

UVF3:25 pmCastries Hewanorra

10h 03m

1 stop

BOS1:28 amBoston Logan Intl

$429

Delta

May 11

BOS8:20 pmBoston Logan Intl

17h 45m

1 stop

UVF2:05 pmCastries Hewanorra

May 13

UVF3:25 pmCastries Hewanorra

18h 21m

1 stop

BOS9:46 amBoston Logan Intl

$449

American Airlines flights from Boston to Castries

Our best American Airlines deals on Boston to Castries flight tickets

American Airlines

Apr 27

BOS8:30 pmBoston Logan Intl

17h 43m

2 stops

UVF2:13 pmCastries Hewanorra

May 5

UVF2:45 pmCastries Hewanorra

19h 17m

1 stop

BOS10:02 amBoston Logan Intl

$295

American Airlines

Aug 18

BOS5:54 amBoston Logan Intl

8h 21m

1 stop

UVF2:15 pmCastries Hewanorra

Aug 25

UVF3:15 pmCastries Hewanorra

19h 23m

2 stops

BOS10:38 amBoston Logan Intl

$315

American Airlines

May 20

BOS5:40 pmBoston Logan Intl

18h 22m

2 stops

UVF12:02 pmCastries Hewanorra

May 23

UVF1:02 pmCastries Hewanorra

18h 37m

2 stops

BOS7:39 amBoston Logan Intl

$320

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 9/2

5:45 am-2:08 pm

1 stop8h 23m

Castries Hewanorra

Wed 9/9

3:28 pm-1:06 am

1 stop9h 38m

$290

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Mon 4/27

8:30 pm-2:13 pm

2 stops17h 43m

Castries Hewanorra

Tue 5/5

2:45 pm-9:21 am

2 stops18h 36m

$295

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 8/18

5:54 am-2:15 pm

1 stop8h 21m

Castries Hewanorra

Tue 8/25

3:15 pm-10:38 am

2 stops19h 23m

$315

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 5/20

5:40 pm-12:02 pm

2 stops18h 22m

Castries Hewanorra

Sat 5/23

1:02 pm-7:39 am

2 stops18h 37m

$320

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 5/20

12:44 pm-12:02 pm

1 stop23h 18m

Castries Hewanorra

Sat 5/23

1:02 pm-7:39 am

2 stops18h 37m

$327

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sat 9/5

6:00 am-1:31 pm

1 stop7h 31m

Castries Hewanorra

Sat 9/12

2:35 pm-11:07 am

2 stops20h 32m

$334

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 5/20

5:40 pm-12:02 pm

2 stops18h 22m

Castries Hewanorra

Tue 5/26

3:16 pm-9:22 am

1 stop18h 06m

$370

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 6/16

5:10 am-2:10 pm

1 stop9h 00m

Castries Hewanorra

Tue 6/23

3:05 pm-4:08 pm

1 stop25h 03m

$372

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 5/20

12:44 pm-12:02 pm

1 stop23h 18m

Castries Hewanorra

Tue 5/26

3:16 pm-9:22 am

1 stop18h 06m

$373

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 6/16

5:10 am-2:10 pm

1 stop9h 00m

Castries Hewanorra

Tue 6/23

3:05 pm-2:41 pm

2 stops23h 36m

$376

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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

Prices

Airlines

Layovers

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 $522. The month of August is another great option to travel to Castries, with average flight prices from Boston averaging around $561.

What is the cheapest day to depart on your flight to Castries?

The cheapest day to depart from Boston to Castries is on a Monday when prices can be found for as low as $545. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,184. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.

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 weeks ahead of your departure date. In general, you can expect to find flights to Castries for around $672 when searching 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 $407 on momondo.

What cabin class options are available on Boston Logan Intl to Castries Hewanorra flights?

There is only 1 cabin class 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?

You could potentially save up to 38% on your flight if you consider stops on a Boston to Castries flight.

How have Boston to Castries flight prices changed over time?

When to book flights from Boston to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Castries according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

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

Best Price Found	$607
Fastest flight time	4h 46m
Direct flights	Sun
Airports in Castries	1 airport

The best flight deal from Boston to Castries found on momondo in the last 72 hours is $607

The fastest flight from Boston to Castries takes 4h 46m

Direct flights go from Boston to Castries on Sunday. There are no airlines offering direct flights.

There is 1 airport in Castries. From Boston there are direct flights to Castries Hewanorra (UVF).

Search flight deals

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 46m.
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 3 as of March 2026.
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 50.00% of all bookings. The subsequent popular models are Airbus A320-100/200 at 42.50%, Airbus A321-100/200 at 5.00%, and Airbus A321neo at 1.25%.
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 66% of the total bookings. Other popular airlines include American Airlines with 29% and Delta with 5%.

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
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 8,286 reviews	Search Delta flights
American Airlines	PriceFrom $292	Free Cancellation	Rating 7.1 11,432 reviews	Search American Airlines flights
JetBlue	PriceFrom $440	Free Cancellation	Rating 7.2 2,903 reviews	Search JetBlue flights

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Why 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.

An easier way to manage your Castries trip

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Castries George F. L. Charle Airport

Cheap flights from Boston to Castries from $95

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 5/12. 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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How to get the cheapest flight ticket from Boston to Castries

What is the cheapest month to fly to Castries?

What is the cheapest day to depart on your flight to Castries?

What is the cheapest Boston Logan Intl to Castries Hewanorra flight route?

How far in advance should I book a flight to Castries?

What cabin class options are available on Boston Logan Intl to Castries Hewanorra flights?

Can stopping save me money on Boston to Castries flights?

How have Boston to Castries flight prices changed over time?

What is the cheapest airline that flies from Boston Logan Intl to Castries Hewanorra?

What airlines fly to Castries?

Which airport is the most popular layover for flights between Boston and Castries?

Which layover airport offers the lowest fares from Boston to Castries?

Which layover airport has the shortest travel time from Boston to Castries?

Which layover airport has the shortest connection time from Boston to Castries?

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

Best Price Found

Fastest flight time

Direct flights

Airports in Castries

Best airlines flying from Boston to Castries

Compare and see reviews for airlines that fly from Boston to Castries with momondo

Traveling to a place near Castries?

Why use momondo?

An easier way to manage your Castries trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Fly your favorite airline to Castries

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Castries

List of cabin classes available on flights landing in Castries. Availability may vary depending on flight origin and airline.

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