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Castries

$113+ Cheap flights from Boston (BOS) to Castries (UVF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — UVF
nov. 1 — nov. 81
sáb. 11/1
sáb. 11/8
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Castries Hewanorra are usually found in January or March, booked 11 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Boston to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Castries (UVF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octubre 2, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$382
(Expedia)

One-way from

$113
(United Airlines)

Popular in

December

Cheapest in

January

Average price

$597
Provider with most accurate pricing for Boston Logan Intl-Castries Hewanorra flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Castries Hewanorra flights.
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From Boston Logan Intl to Castries Hewanorra
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One-way flight from Boston Logan Intl to Castries Hewanorra
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High demand for flights, 3% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find flight deals from Boston to Castries

Cheapest flights from Boston to Castries
Explore the most affordable flight options available from Boston to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 2, 2025.

This American Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 11/126:10 pmBOS - UVF
1 stop18h 09mAmerican Airlines
mié. 11/194:52 pmUVF - BOS
1 stop8h 59mAmerican Airlines
Deal found 10/2$387
This American Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/139:00 pmBOS - UVF
2 stops17h 52mAmerican Airlines
lun. 11/174:05 pmUVF - BOS
2 stops19h 10mAmerican Airlines
Deal found 10/2$392
This American Airlines deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/298:10 pmBOS - UVF
2 stops17h 46mAmerican Airlines
dom. 11/24:52 pmUVF - BOS
2 stops19h 03mAmerican Airlines
Deal found 10/2$397
This Expedia deal was found by Cheapflights users on 10/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/157:36 pmBOS - UVF
1 stop18h 21mJetBlue
sáb. 11/224:27 pmUVF - BOS
1 stop16h 15mJetBlue
Deal found 10/1$400
This JetBlue deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/235:15 amBOS - UVF
1 stop9h 26mJetBlue
mié. 11/265:01 pmUVF - BOS
1 stop8h 13mJetBlue
Deal found 10/2$412
This JetBlue deal was found by Cheapflights users on 10/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/235:15 amBOS - UVF
1 stop9h 26mJetBlue
mar. 11/255:01 pmUVF - BOS
1 stop8h 13mJetBlue
Deal found 10/2$425

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated octubre 2, 2025.
Use the filters below to find and compare flights from Boston to Castries that are best for you.

Fly from

Boston

Fly to

Castries

Route

Depart

Return

Price

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

sáb. 1/24

8:47 pm-4:02 pm

2 stops18h 15m

Castries Hewanorra

sáb. 1/31

2:47 pm-3:48 pm

1 stop26h 01m

$398

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

lun. 2/2

5:10 am-3:15 pm

1 stop9h 05m

Castries Hewanorra

lun. 2/9

4:40 pm-12:16 am

1 stop8h 36m

$407

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

dom. 2/8

5:10 am-3:15 pm

1 stop9h 05m

Castries Hewanorra

mié. 2/11

4:40 pm-12:16 am

1 stop8h 36m

$407

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

sáb. 2/7

5:10 am-1:25 pm

1 stop7h 15m

Castries Hewanorra

mié. 2/11

4:40 pm-12:16 am

1 stop8h 36m

$435

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

vie. 10/31

6:15 am-3:25 pm

1 stop9h 10m

Castries Hewanorra

vie. 11/7

5:15 pm-12:12 pm

1 stop19h 57m

$446

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

vie. 1/30

5:40 am-3:04 pm

1 stop8h 24m

Castries Hewanorra

jue. 2/5

4:24 pm-12:59 am

1 stop9h 35m

$457

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

lun. 2/2

6:40 pm-3:04 pm

1 stop19h 24m

Castries Hewanorra

vie. 2/6

4:24 pm-10:02 am

1 stop18h 38m

$457

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

dom. 2/1

8:30 pm-3:04 pm

1 stop17h 34m

Castries Hewanorra

vie. 2/6

4:24 pm-12:59 am

1 stop9h 35m

$457

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

mar. 2/3

5:40 am-3:04 pm

1 stop8h 24m

Castries Hewanorra

jue. 2/5

4:24 pm-12:59 am

1 stop9h 35m

$457

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

vie. 1/30

5:10 am-3:15 pm

1 stop9h 05m

Castries Hewanorra

lun. 2/9

4:40 pm-12:16 am

1 stop8h 36m

$484

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/1

Showing 1-10 of 22 results
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Compare providers for flights from Boston to Castries

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Castries in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Castries flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Castries flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Castries flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Castries flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Castries flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Boston to Castries

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

How far ahead should I book a flight from Boston to Castries?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Castries. Price data was last updated on September 26, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Castries, you should look to book at least 11 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, January is the cheapest month in which you can book a flight from Boston to Castries (average of $556). Flying from Boston to Castries in December is currently the most expensive (average of $730). 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 time of day to fly from BOS to UVF?

Find hourly flight availability from Boston to Castries. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 2, 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Castries in the morning. If you’re flexible enough to do this you can expect to save up to 6% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Castries

Get insights into the airlines that provide service to Castries. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Castries. Reviews last updated octubre 2, 2025.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Boston to Castries by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,962 reviews
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,933 reviews
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
11,033 reviews
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.2
Good
2,911 reviews
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
10,224 reviews
Delta
8.0
Very good
7,962 reviews

Food

7.3

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

7.9

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from Boston to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Castries?

    For as low as $407, American Airlines can have you in Castries from Boston in 9h 05m. The distance from Boston to Castries is about 2066 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Boston to Castries round-trip?

    JetBlue, at $362, was found to be the cheapest airline from Boston to Castries.Alternate airlines to your destination round-trip include United Airlines and American Airlines. You may be able to fly from Boston to Castries for 44% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Boston to Castries one-way?

    One-way options have recently been found by users for as low as $136 on Air Canada. Other airlines that offer cheap prices include JetBlue from $149 and American Airlines from $159 one-way.

  • What are the cheapest flights from Boston to Castries?

    On average you can expect to pay $554 for a flight from Boston to Castries. The cheapest flight overall is $213 while the most popular route, (Boston Logan Intl - Castries Hewanorra) is currently priced at $393.

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

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

  • How can I find direct flights from Boston to Castries?

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

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

    Yes. Cheapflights offers flight deals from Boston 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 Boston to Castries?

    Currently, January is the cheapest month in which you can book a flight from Boston to Castries (average of $556). Flying from Boston to Castries in December is currently the most expensive (average of $730). 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

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Alternative routes for Boston to Castries

See prices for flight routes from nearby airports that may be better suited for you.
Hartford to Castries flights
Boston to Castries flights
Albany to Castries flights

Top 5 airlines flying from Boston to Castries

Discover the top 5 airlines that operate flights from Boston to Castries. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$362Average$622FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$385Average$587FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$386Average$692FlexibilityNo cancel feeOn-time71%
DeltaCheapest$387Average$691FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$457Average$531FlexibilityNo cancel feeOn-time67%

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