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Castries

$273+ 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 11/2. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — UVF
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap 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 septiembre 11, 2025.

Round-trip from

$408
(Air Canada)

One-way from

$273
(American Airlines)

Popular in

June

Cheapest in

February

Average price

$788
From Washington, D.C. Dulles Intl to Castries Hewanorra
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One-way flight from Washington, D.C. Dulles Intl to Castries Hewanorra
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Highest demand for flights based on searches. 19% potential increase in price ($203 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 septiembre 11, 2025.

This Air Canada deal was found by Cheapflights users on 9/10. 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.
lun. 9/152:25 pmIAD - UVF
1 stop23h 50mAir Canada
vie. 9/193:10 pmUVF - IAD
1 stop18h 28mAir Canada
Deal found 9/10$408
This Air Canada deal was found by Cheapflights users on 9/10. 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.
mar. 12/24:30 pmIAD - UVF
1 stop22h 55mAir Canada
mié. 12/105:15 pmUVF - IAD
1 stop23h 36mAir Canada
Deal found 9/10$418
This Air Canada deal was found by Cheapflights users on 9/10. 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.
mar. 12/24:30 pmIAD - UVF
1 stop22h 55mAir Canada
vie. 12/55:15 pmUVF - IAD
2 stops23h 56mAir Canada
Deal found 9/10$423
This Priceline deal was found by Cheapflights users on 9/10. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/309:45 amIAD - UVF
2 stops29h 40mAir Canada
lun. 11/35:15 pmUVF - IAD
1 stop28h 11mAir Canada
Deal found 9/10$427
This Delta deal was found by Cheapflights users on 9/10. 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.
vie. 11/147:01 amIAD - UVF
1 stop7h 38mDelta
mar. 11/184:59 pmUVF - IAD
1 stop17h 11mDelta
Deal found 9/10$463
This FlightHub deal was found by Cheapflights users on 9/10. 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.
jue. 12/49:00 amIAD - UVF
1 stop30h 25mAir Canada
lun. 12/85:15 pmUVF - IAD
1 stop28h 11mAir Canada
Deal found 9/10$470
This Air Canada deal was found by Cheapflights users on 9/10. 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.
lun. 9/292:25 pmIAD - UVF
1 stop23h 50mAir Canada
vie. 10/33:10 pmUVF - IAD
1 stop18h 28mAir Canada
Deal found 9/10$483

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 septiembre 11, 2025.
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

mar. 12/2

4:30 pm-4:25 pm

1 stop22h 55m

Castries Hewanorra

mié. 12/10

5:15 pm-3:51 pm

1 stop23h 36m

$418

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

lun. 9/22

9:35 am-2:15 pm

2 stops28h 40m

Castries Hewanorra

vie. 9/26

3:10 pm-9:38 am

1 stop18h 28m

$418

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

vie. 11/14

7:01 am-3:39 pm

1 stop7h 38m

Castries Hewanorra

mar. 11/18

4:59 pm-9:10 am

1 stop17h 11m

$463

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

vie. 10/10

6:00 am-2:26 pm

1 stop8h 26m

Castries Hewanorra

jue. 10/16

3:41 pm-12:12 am

1 stop8h 31m

$540

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

sáb. 11/15

8:09 pm-3:52 pm

2 stops18h 43m

Castries Hewanorra

jue. 11/20

4:04 pm-8:41 am

1 stop17h 37m

$572

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

mar. 12/2

4:30 pm-4:25 pm

1 stop22h 55m

Castries Hewanorra

vie. 12/5

5:15 pm-3:51 pm

1 stop23h 36m

$580

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

dom. 11/2

8:09 pm-1:19 pm

2 stops16h 10m

$273

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

jue. 9/18

5:40 pm-2:15 pm

3 stops20h 35m

$285

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

sáb. 11/15

6:30 am-4:25 pm

1 stop8h 55m

$298

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

dom. 11/16

6:24 am-3:00 pm

1 stop7h 36m

$318

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Showing 1-10 of 15 results
1
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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 $556). Flying from Washington, D.C. Dulles Intl Airport 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.

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 septiembre 11, 2025.
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
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,960 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,960 reviews

Entertainment

7.9

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 55m. Air Canada provides one of the quickest options available for as low as $418. 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 $555, 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 34% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Washington, D.C. Dulles Intl Airport to Castries one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. Dulles Intl Airport to Castries are American Airlines ($273), United Airlines ($298), and Delta ($338).

  • 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 $556). Flying from Washington, D.C. Dulles Intl Airport 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

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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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Baltimore 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$555Average$819FlexibilityNo cancel feeOn-time71%
DeltaCheapest$560Average$872FlexibilityNo cancel feeOn-timeN/A

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