$737+ 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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — UVF
Jan 11 — Jan 181
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 CastriesExplore 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 December 12, 2025.
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 December 12, 2025.
This Delta deal was found by Cheapflights users on 12/10. 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.
Sun 12/141:54 pmBOI - UVF
2 stops22h 42mDelta
Sun 12/214:50 pmUVF - BOI
2 stops24h 28mDelta
Deal found 12/10![Delta logo]()
$1,246
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 December 12, 2025.
Most accurate provider | eDreams 3 stars |
|---|---|
Most trusted provider | eDreams 3 stars |
Round-trip from | $808 (American Airlines) |
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 December 12, 2025.
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
Mon 1/26
2:48 pm-4:02 pm
2 stops22h 14m
Castries Hewanorra
Mon 2/2
5:02 pm-1:08 pm
2 stops23h 06m
$737
BoiseCastries
BOI - UVF
BOIUVF
Boise Air Term. Gowen Fld
Sat 1/24
1:58 pm-1:46 pm
2 stops20h 48m
Castries Hewanorra
Sat 1/31
5:02 pm-1:08 pm
2 stops23h 06m
$808
BoiseCastries
BOI - UVF
BOIUVF
Boise Air Term. Gowen Fld
Mon 5/11
1:42 pm-1:15 pm
2 stops21h 33m
Castries Hewanorra
Sat 5/16
4:05 pm-11:21 am
2 stops21h 16m
$958
BoiseCastries
BOI - UVF
BOIUVF
Boise Air Term. Gowen Fld
Thu 4/30
6:15 am-3:31 pm
2 stops55h 16m
Castries Hewanorra
Sat 5/9
12:55 pm-9:54 am
2 stops22h 59m
$1,043
BoiseCastries
BOI - UVF
BOIUVF
Boise Air Term. Gowen Fld
Thu 4/30
1:42 pm-1:15 pm
2 stops21h 33m
Castries Hewanorra
Sat 5/9
4:05 pm-11:21 am
2 stops21h 16m
$1,182
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 December.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Boise-Castries flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boise-Castries flight deals on Cheapflights vs. eDreams >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 eDreams the most. eDreams 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.