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Castries

$151+ Cheap flights from Dulles Intl (IAD) 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 4/14. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — UVF
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Cheap flight deals from Dulles Intl to Castries

Cheapest flights from Dulles Intl to Castries
Explore the most affordable flight options available from Dulles Intl to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 12, 2026.

This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/184:05 pm
IAD
-
UVF
1 stop22h 15m
Air Canada
Tue 6/233:05 pm
UVF
-
IAD
1 stop24h 24m
Air Canada
Deal found 2/9$388
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:09 pm
IAD
-
UVF
2 stops39h 56m
Air Canada
Tue 6/23:05 pm
UVF
-
IAD
1 stop23h 05m
Air Canada
Deal found 2/10$397
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:16 pm
IAD
-
UVF
2 stops20h 49m
Air Canada
Tue 6/23:05 pm
UVF
-
IAD
2 stops25h 15m
Air Canada
Deal found 2/9$401
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/224:30 pm
IAD
-
UVF
1 stop22h 55m
Air Canada
Mon 4/274:15 pm
UVF
-
IAD
1 stop23h 24m
Air Canada
Deal found 2/10$411
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/84:30 pm
IAD
-
UVF
1 stop22h 55m
Air Canada
Mon 4/134:05 pm
UVF
-
IAD
1 stop23h 34m
Air Canada
Deal found 2/9$414
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2010:07 pm
IAD
-
UVF
2 stops41h 13m
Air Canada
Wed 4/294:20 pm
UVF
-
IAD
2 stops29h 05m
Air Canada
Deal found 2/10$421

Find flight deals from Dulles Intl to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) 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 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$388
(Air Canada)

One-way from

$151
(Orbitz)

Popular in

June

Cheapest in

January

Average price

$612
Provider with most accurate pricing for Washington, D.C. Dulles Intl-Castries Hewanorra flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-Castries Hewanorra flights.
Search Deals
From Washington, D.C. Dulles Intl to Castries Hewanorra
Search Deals
One-way flight from Washington, D.C. Dulles Intl to Castries Hewanorra
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($253 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($57 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl 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 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Castries that are best for you.

Fly from

Dulles Intl

Fly to

Castries

Route

Depart

Return

Price

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Thu 4/9

4:30 pm-3:20 pm

1 stop22h 50m

Castries Hewanorra

Mon 4/13

4:05 pm-3:39 pm

1 stop23h 34m

$414

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Thu 4/23

10:07 pm-3:20 pm

2 stops17h 13m

Castries Hewanorra

Sun 4/26

4:05 pm-11:50 am

2 stops19h 45m

$421

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Tue 3/31

5:10 pm-3:20 pm

2 stops22h 10m

Castries Hewanorra

Thu 4/2

4:15 pm-4:30 pm

2 stops24h 15m

$434

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Wed 3/4

9:00 am-4:25 pm

1 stop30h 25m

Castries Hewanorra

Thu 3/12

4:15 pm-4:11 pm

2 stops23h 56m

$434

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Mon 3/30

10:07 pm-3:20 pm

2 stops41h 13m

Castries Hewanorra

Thu 4/2

4:15 pm-11:17 am

2 stops43h 02m

$438

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Sat 3/28

10:13 pm-3:20 pm

2 stops17h 07m

Castries Hewanorra

Wed 4/1

4:20 pm-11:50 am

2 stops19h 30m

$459

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Wed 4/8

4:30 pm-3:25 pm

1 stop22h 55m

Castries Hewanorra

Wed 4/15

4:20 pm-3:39 pm

1 stop23h 19m

$461

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Tue 4/21

10:14 pm-3:20 pm

1 stop17h 06m

Castries Hewanorra

Sun 4/26

4:05 pm-8:29 pm

1 stop28h 24m

$469

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Sat 4/18

4:30 pm-3:20 pm

1 stop22h 50m

Castries Hewanorra

Wed 4/22

4:20 pm-8:29 pm

1 stop28h 09m

$471

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Tue 3/3

5:11 pm-4:25 pm

2 stops22h 14m

Castries Hewanorra

Wed 3/11

4:20 pm-4:11 pm

2 stops23h 51m

$482

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/9

Showing 1-10 of 15 results
1
2

Compare providers for flights from Dulles Intl 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 Dulles Intl to Castries in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
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 Washington, D.C. Dulles Intl Airport-Castries flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Castries flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Castries flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-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 Washington, D.C. Dulles Intl Airport-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 Dulles Intl to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Castries

What is the cheapest month to book a flight from Washington, D.C. Dulles Intl Airport to Castries?

Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Castries (average of $347). Flying from Washington, D.C. Dulles Intl Airport to Castries in June is currently the most expensive (average of $1,361). 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.

How much does it cost to fly round-trip from Washington, D.C. Dulles Intl Airport to Castries?

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 February 12, 2026.
Read reviews from past customers who have flown Delta and American Airlines from Washington, D.C. Dulles Intl Airport to Castries. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,180 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,180 reviews
Delta
7.9
Good
8,180 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,271 reviews
Delta
7.9
Good
8,180 reviews

Crew

8.5

Entertainment

7.8

Food

7.2

Boarding

8.1

Comfort

7.9

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

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

  • What airport do you fly into for flights to Castries from Washington, D.C. Dulles Intl?

    If you book a flight to Castries from Washington, D.C. Dulles Intl, you will be flying to Hewanorra, which is the city’s only airport. Castries Hewanorra (UVF) is located 19.3 mi from the center of Castries. There are 0 flights from Washington, D.C. Dulles Intl to Hewanorra per day from 2 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Castries?

    A quick flight from Washington, D.C. Dulles Intl Airport to Castries can take about 22h 50m. Air Canada provides one of the quickest options available for as low as $414. The distance between Washington, D.C. Dulles Intl Airport and Castries is about 2011 mi.

  • What are the cheapest airlines flying from Washington, D.C. Dulles Intl Airport to Castries round-trip?

    American Airlines, at $351, was found to be the cheapest airline from Washington, D.C. Dulles Intl Airport to Castries. An alternate airline flying to your destination would be Delta. American Airlines is currently priced 59% below the average price you’ll pay for this route.

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

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

  • How can I find direct flights from Dulles Intl to Castries?

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

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

    Yes. Cheapflights offers flight deals from Dulles Intl 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 Washington, D.C. Dulles Intl Airport to Castries?

    Currently, January is the cheapest month in which you can book a flight from Washington, D.C. Dulles Intl Airport to Castries (average of $347). Flying from Washington, D.C. Dulles Intl Airport to Castries in June is currently the most expensive (average of $1,361). 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 Dulles Intl to Castries

See prices for flight routes from nearby airports that may be better suited for you.
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Reagan-National to Castries flights
Baltimore to Castries flights

Top 2 airlines flying from Dulles Intl to Castries

Discover the top 2 airlines that operate flights from Dulles Intl 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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$351Average$762FlexibilityNo cancel feeOn-time71%
DeltaCheapest$452Average$920FlexibilityNo cancel feeOn-timeN/A

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