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 62% 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 airport is the most popular layover for flights between Boston and Castries?

New York (JFK) was the most common stop: 67% of momondo users choosing 1-stop flights on this route connected there.

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

Delta, United Airlines, and Air Canada are the most popular carriers operating from Boston Logan Intl to Castries Hewanorra

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: 8h 16m.

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

Atlanta (ATL) has the shortest average layover time for this route: 1h 20m.

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

Flights via Atlanta (ATL) offer the lowest average round-trip price of $517.

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 June 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.

$135 Cheap Flights from Boston to Castries in 2026

Q: What is the typical price of a round-trip flight between Boston and Castries?

Prices are currently low for flights on this route. Typical prices usually range from $668 to $934. The lowest price recently found on this route was $370.

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Boston to Castries

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:30 am - 2:14 pm

BOS

UVF

8h 44m

1 stop

3:34 pm - 1:25 am

UVF

BOS

9h 51m

1 stop

$370Delta

Thu, Aug 20 - Wed, Sep 2

7:15 pm - 2:10 pm

BOS

UVF

18h 55m

1 stop

3:05 pm - 4:03 pm

UVF

BOS

24h 58m

1 stop

$462Air Canada

Mon, Jul 6 - Fri, Jul 10

5:30 am - 2:14 pm

BOS

UVF

8h 44m

1 stop

3:34 pm - 12:38 am

UVF

BOS

9h 04m

1 stop

$464Delta

Sat, Aug 29 - Sat, Sep 5

5:45 am - 2:10 pm

BOS

UVF

32h 25m

2 stops

3:05 pm - 4:03 pm

UVF

BOS

24h 58m

1 stop

$465Air Canada

Mon, Jul 6 - Fri, Jul 10

5:45 am - 2:10 pm

BOS

UVF

32h 25m

2 stops

3:05 pm - 6:07 pm

UVF

BOS

27h 02m

2 stops

$468Air Canada

Mon, Jul 6 - Fri, Jul 10

6:00 am - 2:20 pm

BOS

UVF

8h 20m

1 stop

3:15 pm - 9:53 am

UVF

BOS

18h 38m

1 stop

$472Air Canada

Tue, Aug 18 - Fri, Aug 28

6:50 pm - 2:10 pm

BOS

UVF

43h 20m

2 stops

3:05 pm - 6:22 pm

UVF

BOS

27h 17m

1 stop

$475Air Canada

Wed, Jul 8 - Tue, Jul 14

6:50 pm - 2:10 pm

BOS

UVF

43h 20m

2 stops

3:05 pm - 6:07 pm

UVF

BOS

27h 02m

2 stops

$478Air Canada

Wed, Jul 8 - Tue, Jul 14

5:30 am - 2:14 pm

BOS

UVF

8h 44m

1 stop

3:34 pm - 9:39 am

UVF

BOS

18h 05m

1 stop

$499Delta

Fri, Aug 14 - Tue, Sep 1

8:15 pm - 3:10 pm

BOS

UVF

17h 55m

1 stop

4:25 pm - 12:58 am

UVF

BOS

9h 33m

1 stop

$500Delta

Wed, Nov 11 - Fri, Nov 13

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Delta flights from Boston to Castries

Our best Delta deals on Boston to Castries flight tickets

Delta

Aug 20

BOS5:30 amBoston Logan Intl

8h 44m

1 stop

UVF2:14 pmCastries Hewanorra

Sep 2

UVF3:34 pmCastries Hewanorra

9h 51m

1 stop

BOS1:25 amBoston Logan Intl

$370

Delta

Aug 29

BOS5:30 amBoston Logan Intl

8h 44m

1 stop

UVF2:14 pmCastries Hewanorra

Sep 5

UVF3:34 pmCastries Hewanorra

9h 04m

1 stop

BOS12:38 amBoston Logan Intl

$464

Delta

Aug 14

BOS5:30 amBoston Logan Intl

8h 44m

1 stop

UVF2:14 pmCastries Hewanorra

Sep 1

UVF3:34 pmCastries Hewanorra

18h 05m

1 stop

BOS9:39 amBoston Logan Intl

$499

American Airlines flights from Boston to Castries

Our best American Airlines deals on Boston to Castries flight tickets

American Airlines

Jul 10

BOS6:05 amBoston Logan Intl

8h 15m

1 stop

UVF2:20 pmCastries Hewanorra

Jul 17

UVF2:50 pmCastries Hewanorra

19h 16m

1 stop

BOS10:06 amBoston Logan Intl

$557

American Airlines

Jul 3

BOS7:37 pmBoston Logan Intl

17h 39m

1 stop

UVF1:16 pmCastries Hewanorra

Jul 7

UVF3:20 pmCastries Hewanorra

9h 17m

1 stop

BOS12:37 amBoston Logan Intl

$558

American Airlines

Nov 12

BOS8:40 pmBoston Logan Intl

18h 10m

2 stops

UVF3:50 pmCastries Hewanorra

Nov 18

UVF4:04 pmCastries Hewanorra

18h 52m

1 stop

BOS9:56 amBoston Logan Intl

$563

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Thu 8/20

5:30 am-2:14 pm

1 stop8h 44m

Castries Hewanorra

Wed 9/2

3:34 pm-1:25 am

1 stop9h 51m

$370

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Mon 7/6

7:15 pm-2:10 pm

1 stop18h 55m

Castries Hewanorra

Fri 7/10

3:05 pm-4:03 pm

1 stop24h 58m

$462

Quickest round-trip

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sat 8/29

5:30 am-2:14 pm

1 stop8h 44m

Castries Hewanorra

Sat 9/5

3:34 pm-12:38 am

1 stop9h 04m

$464

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Mon 7/6

5:45 am-2:10 pm

2 stops32h 25m

Castries Hewanorra

Fri 7/10

3:05 pm-4:03 pm

1 stop24h 58m

$465

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Mon 7/6

5:45 am-2:10 pm

2 stops32h 25m

Castries Hewanorra

Fri 7/10

3:05 pm-6:07 pm

2 stops27h 02m

$468

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 8/18

6:00 am-2:20 pm

1 stop8h 20m

Castries Hewanorra

Fri 8/28

3:15 pm-9:53 am

1 stop18h 38m

$472

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 7/8

6:50 pm-2:10 pm

2 stops43h 20m

Castries Hewanorra

Tue 7/14

3:05 pm-6:22 pm

1 stop27h 17m

$475

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 7/8

6:50 pm-2:10 pm

2 stops43h 20m

Castries Hewanorra

Tue 7/14

3:05 pm-6:07 pm

2 stops27h 02m

$478

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Fri 8/14

5:30 am-2:14 pm

1 stop8h 44m

Castries Hewanorra

Tue 9/1

3:34 pm-9:39 am

1 stop18h 05m

$499

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 11/11

8:15 pm-3:10 pm

1 stop17h 55m

Castries Hewanorra

Fri 11/13

4:25 pm-12:58 am

1 stop9h 33m

$500

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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 typical price of a round-trip flight between Boston and Castries?

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 $493. The month of August is another great option to travel to Castries, with average flight prices from Boston averaging around $538.

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

The cheapest day to depart from Boston to Castries is on a Saturday when prices can be found for as low as $801. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $997. 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 from Boston 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 $683 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 $396 on momondo.

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

There is only 1 cabin class available to choose from on Boston to Castries 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 28% 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

Fastest flight time	4h 40m
Direct flights	Sun
Airports in Castries	1 airport

The fastest flight from Boston to Castries takes 4h 40m

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

Frequently asked questions about flying 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 40m.
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 June 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 61.54% of all bookings. The subsequent popular models are Airbus A321-100/200 at 15.38%, Airbus A321neo at 7.69%, and Boeing 737-700 at 7.69%.
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 60% of the total bookings. Other popular airlines include American Airlines with 35% 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 $140	Free Cancellation	Rating 7.8 8,422 reviews	Search Delta flights
American Airlines	PriceFrom $292	Free Cancellation	Rating 7.1 11,735 reviews	Search American Airlines flights
JetBlue	PriceFrom $437	Free Cancellation	Rating 7.1 2,993 reviews	Search JetBlue flights

Vieux Fort

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 $135

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 8/21. 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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Delta flights from Boston to Castries

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How to get the cheapest flight ticket from Boston to Castries

What is the typical price of a round-trip flight between Boston and 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 from Boston to Castries?

What cabin class options are available on Boston to Castries 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

Fastest flight time

Direct flights

Airports in Castries

Frequently asked questions about flying from Boston to 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

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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

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

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