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Castries

$213+ 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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — UVF
May 24 — May 311
Sat 5/24
Sat 5/31
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 50 days in advance, depart on a Tuesday 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 May 19, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$397
(Air Canada)

One-way from

$213
(JetBlue)

Popular in

April

Cheapest in

January

Average price

$701
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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Highest demand for flights based on searches. 5% potential increase in price ($36 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
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Average for round-trip flights in May 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 May 19, 2025.

This Air Canada deal was found by Cheapflights users on 5/19. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/164:45 pmBOS - UVF
1 stop21h 30mAir Canada
Fri 6/203:10 pmUVF - BOS
2 stops18h 30mAir Canada
Deal found 5/19$397
This United Airlines deal was found by Cheapflights users on 5/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/236:00 amBOS - UVF
1 stop7h 31mUnited Airlines
Sat 8/302:35 pmUVF - BOS
2 stops20h 26mUnited Airlines
Deal found 5/18$462
This JetBlue deal was found by Cheapflights users on 5/19. 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.
Mon 10/275:30 amBOS - UVF
1 stop9h 04mJetBlue
Sat 11/112:34 pmUVF - BOS
Nonstop5h 05mJetBlue
Deal found 5/19$512
This American Airlines deal was found by Cheapflights users on 5/19. 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.
Tue 8/265:13 amBOS - UVF
1 stop8h 52mAmerican Airlines
Sat 8/303:15 pmUVF - BOS
1 stop18h 37mAmerican Airlines
Deal found 5/19$517
This Mytrip deal was found by Cheapflights users on 5/18. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/158:03 pmBOS - UVF
3 stops42h 12mMultiple Airlines
Fri 6/203:10 pmUVF - BOS
1 stop18h 45mMultiple Airlines
Deal found 5/18$576
This KAYAK deal was found by Cheapflights users on 5/19. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/135:30 pmBOS - UVF
2 stops21h 30mBritish Airways
Thu 7/1710:05 pmUVF - BOS
2 stops41h 25mBritish Airways
Deal found 5/19$8,085

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 May 19, 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

Mon 6/16

4:45 pm-2:15 pm

1 stop21h 30m

Castries Hewanorra

Fri 6/20

3:10 pm-9:40 am

2 stops18h 30m

$397

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sat 8/23

6:00 am-1:31 pm

1 stop7h 31m

Castries Hewanorra

Sat 8/30

2:35 pm-11:01 am

2 stops20h 26m

$462

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Mon 10/27

5:30 am-2:34 pm

1 stop9h 04m

Castries Hewanorra

Sat 11/1

12:34 pm-5:39 pm

Nonstop5h 05m

$512

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 8/26

5:13 am-2:05 pm

1 stop8h 52m

Castries Hewanorra

Sat 8/30

3:15 pm-9:52 am

1 stop18h 37m

$517

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sun 6/15

8:03 pm-2:15 pm

3 stops42h 12m

Castries Hewanorra

Fri 6/20

3:10 pm-9:55 am

1 stop18h 45m

$576

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sun 7/13

5:30 pm-3:00 pm

2 stops21h 30m

Castries Hewanorra

Thu 7/17

10:05 pm-3:30 pm

2 stops41h 25m

$8,085

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sun 6/15

8:40 am-4:20 pm

1 stop7h 40m

$213

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Thu 10/16

5:10 pm-12:10 pm

2 stops19h 00m

$219

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Thu 10/9

6:00 am-2:15 pm

2 stops32h 15m

$283

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sun 6/15

8:03 pm-2:15 pm

3 stops42h 12m

$291

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/18

Showing 1-10 of 11 results
1
2

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Castries flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 May 16, 2025.

To ensure you get the cheapest price possible for a flight from Boston to Castries, you should look to book at least 44 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 May 19, 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 4% 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 May 19, 2025.
To help decide which airline to fly from Boston to Castries, see what other customers have to say about United Airlines, JetBlue and American Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,743 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.0

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,743 reviews
United Airlines
7.4
Good
8,743 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.0

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
JetBlue
7.3
Good
2,928 reviews
United Airlines
7.4
Good
8,743 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.0

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,743 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.0

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
Air Canada
7.0
Good
9,366 reviews
United Airlines
7.4
Good
8,743 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.0

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
British Airways
6.6
Okay
6,909 reviews
United Airlines
7.4
Good
8,743 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Entertainment

7.0

Crew

8.1

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

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.

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

    Air Canada, at $397, was found to be the cheapest airline from Boston to Castries.Alternate airlines to your destination round-trip include United Airlines and JetBlue. You may be able to fly from Boston to Castries for 38% 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 $213 on JetBlue. Other airlines that offer cheap prices include American Airlines from $219 and Air Canada from $283 one-way.

  • What are the cheapest flights from Boston to Castries?

    On average you can expect to pay $897 for a flight from Boston to Castries. The cheapest flight overall is $158 while the most popular route, (Boston Logan Intl - Castries Hewanorra) is currently priced at $462.

  • 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

Traveling to a place near Boston?

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Vieux Fort

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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.
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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 May 19, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$361Average$587FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$367Average$621FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$387Average$700FlexibilityNo cancel feeOn-time71%
DeltaCheapest$387Average$640FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$491Average$591FlexibilityNo cancel feeOn-time67%

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