$490+ Cheap flights from Idaho 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 2/14. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — UVF
Dec 3 — Dec 101
1 adult, Economy
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1. Tell us where you want to go
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Find flight deals from Idaho to Castries
Cheapest flights from Idaho to CastriesExplore the most affordable flight options available from Idaho to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.
Explore the most affordable flight options available from Idaho to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.
This American Airlines deal was found by Cheapflights users on 11/1. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/145:25 pmBOI - UVF
2 stops18h 35mAmerican Airlines
Sun 12/214:54 pmUVF - BOI
2 stops23h 52mAmerican Airlines
Deal found 11/1![American Airlines logo]()
$1,018
This Delta deal was found by Cheapflights users on 11/1. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/131:15 pmGEG - UVF
2 stops22h 21mDelta
Sat 12/204:53 pmUVF - GEG
2 stops23h 31mDelta
Deal found 11/1![Delta logo]()
$1,025
This Delta deal was found by Cheapflights users on 11/2. 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 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 11/2![Delta logo]()
$1,126
Cheap flight deals from Idaho to Castries
Keep the following information in mind while searching for Idaho to Castries flight deals. Data was last updated November 3, 2025.
Round-trip from | $763 (Delta) |
|---|---|
One-way from | $490 (FlightHub) |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho 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 November 3, 2025.
Use the filters below to find and compare flights from Idaho to Castries that are best for you.
Fly from
Idaho
Fly to
Castries
Route
Depart
Return
Price
BoiseCastries
BOI - UVF
BOIUVF
Boise Air Term. Gowen Fld
Tue 4/7
8:45 am-2:04 pm
2 stops27h 19m
Castries Hewanorra
Thu 4/9
3:24 pm-10:24 am
2 stops21h 00m
$763
SpokaneCastries
GEG - UVF
GEGUVF
Spokane
Wed 4/22
3:50 pm-1:15 pm
2 stops18h 25m
Castries Hewanorra
Fri 4/24
4:05 pm-12:47 pm
2 stops23h 42m
$898
BoiseCastries
BOI - UVF
BOIUVF
Boise Air Term. Gowen Fld
Sun 12/14
5:25 pm-3:00 pm
2 stops18h 35m
Castries Hewanorra
Sun 12/21
4:54 pm-1:46 pm
2 stops23h 52m
$1,018
SpokaneCastries
GEG - UVF
GEGUVF
Spokane
Sat 12/13
1:15 pm-3:36 pm
2 stops22h 21m
Castries Hewanorra
Sat 12/20
4:53 pm-12:24 pm
2 stops23h 31m
$1,025
BoiseCastries
BOI - UVF
BOIUVF
Boise Air Term. Gowen Fld
Sun 12/14
1:54 pm-3:36 pm
2 stops22h 42m
Castries Hewanorra
Sun 12/21
4:50 pm-2:18 pm
2 stops24h 28m
$1,126
SpokaneCastries
GEG - UVF
GEGUVF
Spokane
Thu 2/12
3:10 pm-3:24 pm
2 stops20h 14m
Castries Hewanorra
Tue 2/17
5:02 pm-10:26 am
2 stops21h 24m
$1,166
SpokaneCastries
GEG - UVF
GEGUVF
Spokane
Sat 2/14
7:00 am-4:20 pm
2 stops29h 20m
$490
SpokaneCastries
GEG - UVF
GEGUVF
Spokane
Sat 2/14
5:00 am-5:10 pm
3 stops56h 10m
$933
Best time to book a flight from Idaho to Castries
Have a flexible travel schedule? Discover the best time to fly to Castries from Idaho 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 Idaho to Castries
What is the cheapest time of day to fly from ID to UVF?
Find hourly flight availability from Idaho 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 November 3, 2025.
A simple way to save on the total cost of your ticket is to fly from Idaho to Castries at noon. If you’re flexible enough to do this you can expect to save up to 24% on your trip compared to booking a flight in the afternoon.