HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Castries

$768+ Cheap flights from Boise (BOI) to Castries (UVF)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — UVF
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Boise to Castries with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Boise to Castries

Cheapest flights from Boise to Castries
Explore the most affordable flight options available from Boise to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This American Airlines deal was found by Cheapflights users on 2/8. 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.
Wed 3/256:37 pm
BOI
-
UVF
2 stops17h 41m
American Airlines
Wed 4/12:48 pm
UVF
-
BOI
2 stops24h 00m
American Airlines
Deal found 2/8$768
This Delta deal was found by Cheapflights users on 2/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/33:30 pm
BOI
-
UVF
2 stops20h 43m
Delta
Tue 8/113:28 pm
UVF
-
BOI
2 stops25h 33m
Delta
Deal found 2/9$793
This Delta deal was found by Cheapflights users on 2/8. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/2511:30 pm
BOI
-
UVF
1 stop12h 28m
Delta
Wed 4/13:18 pm
UVF
-
BOI
2 stops23h 47m
Delta
Deal found 2/8$878
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Thu 4/301:53 pm
BOI
-
UVF
2 stops22h 33m
American Airlines
Mon 5/42:45 pm
UVF
-
BOI
2 stops24h 18m
American Airlines
Deal found 2/10$1,174
This Delta deal was found by Cheapflights users on 2/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3011:35 pm
BOI
-
UVF
1 stop12h 27m
Delta
Mon 5/43:22 pm
UVF
-
BOI
2 stops26h 52m
Delta
Deal found 2/10$1,308
This Delta deal was found by Cheapflights users on 2/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/283:01 pm
BOI
-
UVF
2 stops20h 57m
Delta
Sat 4/43:18 pm
UVF
-
BOI
2 stops23h 47m
Delta
Deal found 2/11$1,352

Find flight deals from Boise to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Boise (BOI) 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$768
(American Airlines)
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Castries Hewanorra flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Castries Hewanorra flights.
Search Deals
From Boise Air Term. Gowen Fld to Castries Hewanorra
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boise 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 February 11, 2026.
Use the filters below to find and compare flights from Boise to Castries that are best for you.

Fly from

Boise

Fly to

Castries

Route

Depart

Return

Price

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Wed 3/25

6:37 pm-2:18 pm

2 stops17h 41m

Castries Hewanorra

Wed 4/1

2:48 pm-12:48 pm

2 stops24h 00m

$768

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Mon 8/3

3:30 pm-2:13 pm

2 stops20h 43m

Castries Hewanorra

Tue 8/11

3:28 pm-3:01 pm

2 stops25h 33m

$793

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Mon 8/3

2:58 pm-2:10 pm

2 stops21h 12m

Castries Hewanorra

Tue 8/11

3:09 pm-12:46 pm

2 stops23h 37m

$793

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Wed 3/25

11:30 pm-1:58 pm

1 stop12h 28m

Castries Hewanorra

Wed 4/1

3:18 pm-1:05 pm

2 stops23h 47m

$878

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Thu 4/30

1:53 pm-2:26 pm

2 stops22h 33m

Castries Hewanorra

Mon 5/4

2:45 pm-1:03 pm

2 stops24h 18m

$1,174

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Thu 4/30

11:35 pm-2:02 pm

1 stop12h 27m

Castries Hewanorra

Mon 5/4

3:22 pm-4:14 pm

2 stops26h 52m

$1,308

BoiseCastries

BOI - UVF

BOIUVF

Boise Air Term. Gowen Fld

Sat 3/28

3:01 pm-1:58 pm

2 stops20h 57m

Castries Hewanorra

Sat 4/4

3:18 pm-1:05 pm

2 stops23h 47m

$1,352

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Compare providers for flights from Boise 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 Boise to Castries in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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 Boise-Castries flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boise-Castries flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boise-Castries flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boise-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 Boise-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 Boise to Castries

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

Related info for your journey

Find useful and relevant information for your journey from Boise 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 Boise to Castries?

    Departing from Boise to Castries will take you 17h 41m. The distance from Boise to Castries is about 3841 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boise 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Castries by adding a car rental and/or hotel reservation to your travel itinerary.
Castries Hewanorra Airport car rentals
Castries George F. L. Charle Airport car rentals

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2026 Cheapflights