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Cheap flights from Washington, D.C. Dulles Intl Airport to Castries from $189

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. Dulles Intl Airport to Castries departing on 4/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Washington, D.C. Dulles Intl Airport to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
3:45 pm - 2:10 pm
IAD
-
UVF
22h 25m
2 stops
Air Canada Logo
3:05 pm - 3:29 pm
UVF
-
IAD
24h 24m
1 stop
$406Air Canada
Mon, Jun 1 - Tue, Jun 9
Air Canada Logo
3:45 pm - 2:10 pm
IAD
-
UVF
22h 25m
2 stops
Air Canada Logo
3:05 pm - 3:03 pm
UVF
-
IAD
23h 58m
2 stops
$411Air Canada
Mon, Jun 1 - Tue, Jun 9
Air Canada Logo
4:05 pm - 2:10 pm
IAD
-
UVF
22h 05m
1 stop
Air Canada Logo
3:05 pm - 3:24 pm
UVF
-
IAD
24h 19m
1 stop
$422Air Canada
Mon, Jun 15 - Fri, Jun 19
Air Canada Logo
4:05 pm - 2:10 pm
IAD
-
UVF
22h 05m
1 stop
Air Canada Logo
3:05 pm - 3:01 pm
UVF
-
IAD
23h 56m
2 stops
$426Air Canada
Mon, Jun 15 - Fri, Jun 19
Air Canada Logo
10:10 pm - 2:20 pm
IAD
-
UVF
16h 10m
2 stops
Air Canada Logo
3:05 pm - 3:24 pm
UVF
-
IAD
24h 19m
1 stop
$427Air Canada
Thu, Jun 18 - Tue, Jun 23
Air Canada Logo
10:10 pm - 2:20 pm
IAD
-
UVF
40h 10m
2 stops
Air Canada Logo
3:05 pm - 4:35 pm
UVF
-
IAD
25h 30m
2 stops
$432Air Canada
Wed, Jun 17 - Tue, Jun 23
Air Canada Logo
9:55 am - 2:05 pm
IAD
-
UVF
28h 10m
1 stop
Air Canada Logo
3:05 pm - 8:29 pm
UVF
-
IAD
29h 24m
1 stop
$447Air Canada
Thu, May 28 - Tue, Jun 2
Air Canada Logo
4:05 pm - 2:05 pm
IAD
-
UVF
22h 00m
1 stop
Air Canada Logo
3:05 pm - 7:44 am
UVF
-
IAD
16h 39m
2 stops
$452Air Canada
Thu, May 28 - Tue, Jun 2
Air Canada Logo
10:10 pm - 2:05 pm
IAD
-
UVF
39h 55m
2 stops
Air Canada Logo
3:05 pm - 7:44 am
UVF
-
IAD
16h 39m
2 stops
$457Air Canada
Wed, May 27 - Tue, Jun 2
Air Canada Logo
4:20 pm - 2:20 pm
IAD
-
UVF
22h 00m
1 stop
Air Canada Logo
3:15 pm - 3:24 pm
UVF
-
IAD
24h 09m
1 stop
$480Air Canada
Mon, Aug 24 - Fri, Aug 28

Air Canada flights from Washington, D.C. Dulles Intl Airport to Castries

Our best Air Canada deals on Washington, D.C. Dulles Intl Airport to Castries flight tickets
Air Canada
Jun 1
IAD3:45 pmWashington, D.C. Dulles Intl
22h 25m
2 stops
UVF2:10 pmCastries Hewanorra
Jun 9
UVF3:05 pmCastries Hewanorra
24h 24m
1 stop
IAD3:29 pmWashington, D.C. Dulles Intl
$406
Air Canada
Jun 1
IAD3:45 pmWashington, D.C. Dulles Intl
22h 25m
2 stops
UVF2:10 pmCastries Hewanorra
Jun 9
UVF3:05 pmCastries Hewanorra
23h 58m
2 stops
IAD3:03 pmWashington, D.C. Dulles Intl
$411
Air Canada
Jun 18
IAD10:10 pmWashington, D.C. Dulles Intl
16h 10m
2 stops
UVF2:20 pmCastries Hewanorra
Jun 23
UVF3:05 pmCastries Hewanorra
24h 19m
1 stop
IAD3:24 pmWashington, D.C. Dulles Intl
$427

American Airlines flights from Washington, D.C. Dulles Intl Airport to Castries

Our best American Airlines deals on Washington, D.C. Dulles Intl Airport to Castries flight tickets
American Airlines
Oct 14
IAD6:57 amWashington, D.C. Dulles Intl
6h 28m
1 stop
UVF1:25 pmCastries Hewanorra
Oct 21
UVF4:20 pmCastries Hewanorra
7h 26m
1 stop
IAD11:46 pmWashington, D.C. Dulles Intl
$691
American Airlines
Apr 24
IAD6:25 amWashington, D.C. Dulles Intl
8h 01m
1 stop
UVF2:26 pmCastries Hewanorra
May 7
UVF3:28 pmCastries Hewanorra
17h 21m
1 stop
IAD8:49 amWashington, D.C. Dulles Intl
$941
American Airlines
Apr 24
IAD3:26 pmWashington, D.C. Dulles Intl
21h 43m
2 stops
UVF1:09 pmCastries Hewanorra
May 7
UVF3:28 pmCastries Hewanorra
17h 21m
1 stop
IAD8:49 amWashington, D.C. Dulles Intl
$946

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Dulles Intl Airport 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, momondo users made 832,500 searches. Data last updated April 18, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Mon 6/1

3:45 pm-2:10 pm

2 stops22h 25m

Castries Hewanorra

Tue 6/9

3:05 pm-3:29 pm

1 stop24h 24m

$406

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Mon 6/1

3:45 pm-2:10 pm

2 stops22h 25m

Castries Hewanorra

Tue 6/9

3:05 pm-3:03 pm

2 stops23h 58m

$411

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Mon 6/15

4:05 pm-2:10 pm

1 stop22h 05m

Castries Hewanorra

Fri 6/19

3:05 pm-3:24 pm

1 stop24h 19m

$422

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Mon 6/15

4:05 pm-2:10 pm

1 stop22h 05m

Castries Hewanorra

Fri 6/19

3:05 pm-3:01 pm

2 stops23h 56m

$426

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Thu 6/18

10:10 pm-2:20 pm

2 stops16h 10m

Castries Hewanorra

Tue 6/23

3:05 pm-3:24 pm

1 stop24h 19m

$427

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Wed 6/17

10:10 pm-2:20 pm

2 stops40h 10m

Castries Hewanorra

Tue 6/23

3:05 pm-4:35 pm

2 stops25h 30m

$432

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Thu 5/28

9:55 am-2:05 pm

1 stop28h 10m

Castries Hewanorra

Tue 6/2

3:05 pm-8:29 pm

1 stop29h 24m

$447
Quickest round-trip

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Thu 5/28

4:05 pm-2:05 pm

1 stop22h 00m

Castries Hewanorra

Tue 6/2

3:05 pm-7:44 am

2 stops16h 39m

$452

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Wed 5/27

10:10 pm-2:05 pm

2 stops39h 55m

Castries Hewanorra

Tue 6/2

3:05 pm-7:44 am

2 stops16h 39m

$457

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Mon 8/24

4:20 pm-2:20 pm

1 stop22h 00m

Castries Hewanorra

Fri 8/28

3:15 pm-3:24 pm

1 stop24h 09m

$480

Flights are sorted by cheapest round-trip flights first.

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How to get the cheapest flight ticket from Washington, D.C. Dulles Intl Airport to Castries

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Washington, D.C. Dulles Intl Airport and Castries?

When to book flights from Washington, D.C. Dulles Intl Airport to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Dulles Intl Airport to Castries according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Washington, D.C. Dulles Intl Airport to Castries (IAD to UVF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. Dulles Intl Airport to Castries

Fastest flight time

6h 56m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Castries takes 6h 56m
There are no direct flights from Washington, D.C. Dulles Intl Airport to Castries. There are no popular flight routes from Washington, D.C. Dulles Intl Airport to Castries.
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Frequently asked questions about flying from Washington, D.C. Dulles Intl Airport to Castries

  • How far is Washington, D.C. Dulles Intl to Castries Hewanorra by plane?

    Castries Hewanorra is 1992.4 mi away from Washington, D.C. Dulles Intl. 6h 56m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Washington, D.C. Dulles Intl Airport to Castries Hewanorra Airport?

    Prices for flights from Washington, D.C. Dulles Intl Airport to Castries Hewanorra Airport are updated daily.

  • How many operators does momondo search for flights from Washington, D.C. Dulles Intl Airport to Castries Hewanorra Airport?

  • How old do you have to be to fly from Washington, D.C. Dulles Intl Airport to Castries Hewanorra Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Washington, D.C. Dulles Intl Airport to Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The travel and health documents required for your trip to Castries Hewanorra Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Castries Hewanorra Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Washington, D.C. Dulles Intl Airport to Castries?

Best airlines flying from Washington, D.C. Dulles Intl Airport to Castries

Compare and see reviews for airlines that fly from Washington, D.C. Dulles Intl Airport to Castries with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $351Free CancellationRating
7.1
11,604 reviews
Search American Airlines flights
DeltaPriceFrom $452Free CancellationRating
7.9
8,424 reviews
Search Delta flights

Traveling to a place near Castries?

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Vieux Fort

Why use momondo?

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Can I find flights from Washington, D.C. to Castries with flexible booking policies on momondo?

momondo does allow users to show only those flights to Castries from Washington, D.C. which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Washington, D.C. to Castries?

Once you have performed a search for Washington, D.C. to Castries flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Castries right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Castries flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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