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Cheap flights from Boston to Castries from $133

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 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Boston to Castries

Cheap round-trip flights

United Airlines Logo
7:12 pm - 1:31 pmBOS-UVF
18h 19m2 stops
United Airlines Logo
2:35 pm - 11:22 pmUVF-BOS
8h 47m1 stop
$362United Airlines
Find Deal
vie., sep. 5 - sáb., sep. 13
Air Canada Logo
6:30 pm - 2:15 pmBOS-UVF
19h 45m2 stops
Air Canada Logo
3:10 pm - 9:30 amUVF-BOS
18h 20m2 stops
$408Air Canada
Find Deal
lun., sep. 8 - vie., sep. 12
Air Canada Logo
6:30 pm - 2:15 pmBOS-UVF
19h 45m2 stops
Air Canada Logo
3:10 pm - 2:30 pmUVF-BOS
23h 20m2 stops
$423Air Canada
Find Deal
jue., sep. 4 - mar., sep. 30
American Airlines Logo
5:54 am - 1:10 pmBOS-UVF
7h 16m1 stop
American Airlines Logo
3:35 pm - 12:48 amUVF-BOS
9h 13m1 stop
$451American Airlines
Find Deal
sáb., ago. 16 - mié., ago. 20
American Airlines Logo
6:43 pm - 1:45 pmBOS-UVF
19h 02m1 stop
American Airlines Logo
2:58 pm - 7:53 amUVF-BOS
16h 55m2 stops
$456American Airlines
Find Deal
jue., ago. 14 - mar., ago. 19
JetBlue Logo
7:08 am - 2:15 pmBOS-UVF
7h 07m1 stop
JetBlue Logo
3:20 pm - 12:14 amUVF-BOS
8h 54m1 stop
$502JetBlue
Find Deal
vie., sep. 12 - vie., sep. 19
JetBlue Logo
6:10 am - 11:54 amBOS-UVF
4h 44mnonstop
JetBlue Logo
1:25 pm - 5:38 pmUVF-BOS
5h 13mnonstop
$503JetBlue
Find Deal
sáb., dic. 27 - sáb., ene. 3
Delta Logo
6:00 am - 3:10 pmBOS-UVF
8h 10m1 stop
Delta Logo
4:35 pm - 1:00 amUVF-BOS
9h 25m1 stop
$576Delta
Find Deal
mar., nov. 11 - mar., nov. 18
Logo
10:20 am - 2:15 pmBOS-UVF
51h 55m2 stops
Logo
2:35 pm - 9:30 amUVF-BOS
18h 55m2 stops
$600
Find Deal
mié., sep. 17 - dom., sep. 21
Logo
3:15 pm - 2:15 pmBOS-UVF
23h 00m2 stops
Logo
2:35 pm - 9:30 amUVF-BOS
18h 55m2 stops
$603
Find Deal
jue., sep. 25 - dom., sep. 28

American Airlines flights from Boston to Castries

Our best American Airlines deals on Boston to Castries flight tickets
American Airlines
Aug 16
BOS5:54 amBoston Logan Intl
7h 16m
1 stop
UVF1:10 pmCastries Hewanorra
Aug 20
UVF3:35 pmCastries Hewanorra
9h 13m
1 stop
BOS12:48 amBoston Logan Intl
$451
Find similar
American Airlines
Aug 14
BOS6:43 pmBoston Logan Intl
19h 02m
1 stop
UVF1:45 pmCastries Hewanorra
Aug 19
UVF2:58 pmCastries Hewanorra
16h 55m
2 stops
BOS7:53 amBoston Logan Intl
$456
Find similar
American Airlines
Aug 13
BOS5:02 pmBoston Logan Intl
20h 53m
1 stop
UVF1:55 pmCastries Hewanorra
Aug 19
UVF3:35 pmCastries Hewanorra
9h 13m
1 stop
BOS12:48 amBoston Logan Intl
$459
Find similar

Air Canada flights from Boston to Castries

Our best Air Canada deals on Boston to Castries flight tickets
Air Canada
Sep 8
BOS6:30 pmBoston Logan Intl
19h 45m
2 stops
UVF2:15 pmCastries Hewanorra
Sep 12
UVF3:10 pmCastries Hewanorra
18h 20m
2 stops
BOS9:30 amBoston Logan Intl
$408
Find similar
Air Canada
Sep 4
BOS6:30 pmBoston Logan Intl
19h 45m
2 stops
UVF2:15 pmCastries Hewanorra
Sep 30
UVF3:10 pmCastries Hewanorra
23h 20m
2 stops
BOS2:30 pmBoston Logan Intl
$423
Find similar
Air Canada
Aug 29
BOS6:00 amBoston Logan Intl
8h 15m
1 stop
UVF2:15 pmCastries Hewanorra
Sep 5
UVF3:10 pmCastries Hewanorra
18h 20m
2 stops
BOS9:30 amBoston Logan Intl
$468
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boston to Castries that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated julio 31, 2025.
Use the filters below to find and compare flights from Boston to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

vie. 9/5

7:12 pm-1:31 pm

2 stops18h 19m

Castries Hewanorra

sáb. 9/13

2:35 pm-11:22 pm

1 stop8h 47m

$362

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

lun. 9/8

6:30 pm-2:15 pm

2 stops19h 45m

Castries Hewanorra

vie. 9/12

3:10 pm-9:30 am

2 stops18h 20m

$408

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

jue. 9/4

6:30 pm-2:15 pm

2 stops19h 45m

Castries Hewanorra

mar. 9/30

3:10 pm-2:30 pm

2 stops23h 20m

$423

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

sáb. 8/16

5:54 am-1:10 pm

1 stop7h 16m

Castries Hewanorra

mié. 8/20

3:35 pm-12:48 am

1 stop9h 13m

$451

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

jue. 8/14

6:43 pm-1:45 pm

1 stop19h 02m

Castries Hewanorra

mar. 8/19

2:58 pm-7:53 am

2 stops16h 55m

$456

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

vie. 9/12

7:08 am-2:15 pm

1 stop7h 07m

Castries Hewanorra

vie. 9/19

3:20 pm-12:14 am

1 stop8h 54m

$502

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

sáb. 12/27

6:10 am-11:54 am

Nonstop4h 44m

Castries Hewanorra

sáb. 1/3

1:25 pm-5:38 pm

Nonstop5h 13m

$503

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

mar. 11/11

6:00 am-3:10 pm

1 stop8h 10m

Castries Hewanorra

mar. 11/18

4:35 pm-1:00 am

1 stop9h 25m

$576

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

mié. 9/17

10:20 am-2:15 pm

2 stops51h 55m

Castries Hewanorra

dom. 9/21

2:35 pm-9:30 am

2 stops18h 55m

$600

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

jue. 9/25

3:15 pm-2:15 pm

2 stops23h 00m

Castries Hewanorra

dom. 9/28

2:35 pm-9:30 am

2 stops18h 55m

$603

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Castries from

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 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 $473. The month of March is another great option to travel to Castries, with average flight prices from Boston averaging around $545.

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 $780. 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 $597. 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 weeks ahead of your departure date. In general, you can expect to find flights to Castries for around $654 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 $511 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 July 2025, prices for Boston to Castries flights are approximately 21% cheaper when compared to flights at the same time last year.

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

$133

Fastest flight time

4h 42m

Direct flights

Mon, Thu, Sat and Sun

Airports in Castries

1 airport
The best one-way flight to Castries from Boston in the past 72 hours is $133. The best round-trip flight deal from Boston to Castries found on momondo in the last 72 hours is $362.
The fastest flight from Boston to Castries takes 4h 42m
Direct flights go from Boston to Castries on Monday, Thursday, Saturday and Sunday. The only airline offering direct flights is JetBlue.
There is 1 airport near Castries: 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 42m.

  • 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?

  • 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?

  • What is the most popular airline 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
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $361Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights
JetBluePriceFrom $363Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
American AirlinesPriceFrom $386Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $387Free CancellationRating
8.0
7,981 reviews
Search Delta flights
Air CanadaPriceFrom $457Free CancellationRating
7.1
9,851 reviews
Search Air Canada flights

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
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.

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Castries George F. L. Charle Airport