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Cheap flights from Washington, D.C. Dulles Intl Airport to Castries from $123

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 1/22. 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.
American Airlines Logo
7:04 am - 3:03 pm
IAD
-
UVF
6h 59m1 stop
American Airlines Logo
4:06 pm - 11:12 pm
UVF
-
IAD
8h 06m1 stop
$347American Airlines
dom., ene. 11 - jue., ene. 15
American Airlines Logo
1:08 pm - 1:46 pm
IAD
-
UVF
23h 38m2 stops
American Airlines Logo
4:06 pm - 11:12 pm
UVF
-
IAD
8h 06m1 stop
$352American Airlines
dom., ene. 11 - jue., ene. 15
American Airlines Logo
5:46 pm - 3:03 pm
IAD
-
UVF
20h 17m1 stop
American Airlines Logo
4:06 pm - 11:12 pm
UVF
-
IAD
8h 06m1 stop
$353American Airlines
sáb., ene. 24 - jue., ene. 29
American Airlines Logo
1:08 pm - 1:46 pm
IAD
-
UVF
23h 38m2 stops
American Airlines Logo
5:02 pm - 10:58 am
UVF
-
IAD
18h 56m2 stops
$357American Airlines
jue., ene. 29 - dom., feb. 1
American Airlines Logo
11:22 am - 3:25 pm
IAD
-
UVF
27h 03m1 stop
American Airlines Logo
5:00 pm - 1:35 pm
UVF
-
IAD
21h 35m2 stops
$358American Airlines
mié., feb. 25 - mié., mar. 4
American Airlines Logo
1:08 pm - 3:03 pm
IAD
-
UVF
24h 55m1 stop
American Airlines Logo
2:46 pm - 10:58 am
UVF
-
IAD
21h 12m2 stops
$363American Airlines
jue., ene. 29 - dom., feb. 1
American Airlines Logo
11:22 am - 2:50 pm
IAD
-
UVF
26h 28m2 stops
American Airlines Logo
3:58 pm - 1:32 pm
UVF
-
IAD
21h 34m2 stops
$365American Airlines
mar., mar. 3 - mié., mar. 11
Delta Logo
6:00 am - 3:05 pm
IAD
-
UVF
8h 05m1 stop
Delta Logo
4:25 pm - 12:21 am
UVF
-
IAD
8h 56m1 stop
$461Delta
mié., feb. 25 - mié., mar. 4
American Airlines Logo
7:01 am - 3:03 pm
IAD
-
UVF
7h 02m1 stop
American Airlines Logo
4:06 pm - 11:12 pm
UVF
-
IAD
8h 06m1 stop
$467American Airlines
mié., feb. 4 - dom., feb. 8
American Airlines Logo
7:01 am - 3:03 pm
IAD
-
UVF
7h 02m1 stop
American Airlines Logo
5:02 pm - 8:43 am
UVF
-
IAD
16h 41m2 stops
$496American Airlines
mié., feb. 4 - mié., feb. 11

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
Jan 11
IAD7:04 amWashington, D.C. Dulles Intl
6h 59m
1 stop
UVF3:03 pmCastries Hewanorra
Jan 15
UVF4:06 pmCastries Hewanorra
8h 06m
1 stop
IAD11:12 pmWashington, D.C. Dulles Intl
$347
Find similar
American Airlines
Jan 11
IAD1:08 pmWashington, D.C. Dulles Intl
23h 38m
2 stops
UVF1:46 pmCastries Hewanorra
Jan 15
UVF4:06 pmCastries Hewanorra
8h 06m
1 stop
IAD11:12 pmWashington, D.C. Dulles Intl
$352
Find similar
American Airlines
Jan 24
IAD5:46 pmWashington, D.C. Dulles Intl
20h 17m
1 stop
UVF3:03 pmCastries Hewanorra
Jan 29
UVF4:06 pmCastries Hewanorra
8h 06m
1 stop
IAD11:12 pmWashington, D.C. Dulles Intl
$353
Find similar

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

Our best Delta deals on Washington, D.C. Dulles Intl Airport to Castries flight tickets
Delta
Feb 25
IAD6:00 amWashington, D.C. Dulles Intl
8h 05m
1 stop
UVF3:05 pmCastries Hewanorra
Mar 4
UVF4:25 pmCastries Hewanorra
8h 56m
1 stop
IAD12:21 amWashington, D.C. Dulles Intl
$461
Find similar
Delta
Mar 12
IAD6:01 amWashington, D.C. Dulles Intl
7h 57m
1 stop
UVF1:58 pmCastries Hewanorra
Mar 18
UVF3:18 pmCastries Hewanorra
9h 13m
1 stop
IAD12:31 amWashington, D.C. Dulles Intl
$546
Find similar
Delta
Jan 9
IAD6:20 amWashington, D.C. Dulles Intl
7h 45m
1 stop
UVF3:05 pmCastries Hewanorra
Jan 13
UVF4:25 pmCastries Hewanorra
8h 12m
1 stop
IAD11:37 pmWashington, D.C. Dulles Intl
$552
Find similar

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 diciembre 21, 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

Fly to

Route

Depart

Return

Price

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

dom. 1/11

7:04 am-3:03 pm

1 stop6h 59m

Castries Hewanorra

jue. 1/15

4:06 pm-11:12 pm

1 stop8h 06m

$347

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

dom. 1/11

1:08 pm-1:46 pm

2 stops23h 38m

Castries Hewanorra

jue. 1/15

4:06 pm-11:12 pm

1 stop8h 06m

$352

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

sáb. 1/24

5:46 pm-3:03 pm

1 stop20h 17m

Castries Hewanorra

jue. 1/29

4:06 pm-11:12 pm

1 stop8h 06m

$353

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

jue. 1/29

1:08 pm-1:46 pm

2 stops23h 38m

Castries Hewanorra

dom. 2/1

5:02 pm-10:58 am

2 stops18h 56m

$357

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

mié. 2/25

11:22 am-3:25 pm

1 stop27h 03m

Castries Hewanorra

mié. 3/4

5:00 pm-1:35 pm

2 stops21h 35m

$358

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

jue. 1/29

1:08 pm-3:03 pm

1 stop24h 55m

Castries Hewanorra

dom. 2/1

2:46 pm-10:58 am

2 stops21h 12m

$363

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

mar. 3/3

11:22 am-2:50 pm

2 stops26h 28m

Castries Hewanorra

mié. 3/11

3:58 pm-1:32 pm

2 stops21h 34m

$365

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

mié. 2/25

6:00 am-3:05 pm

1 stop8h 05m

Castries Hewanorra

mié. 3/4

4:25 pm-12:21 am

1 stop8h 56m

$461

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

mié. 2/4

7:01 am-3:03 pm

1 stop7h 02m

Castries Hewanorra

dom. 2/8

4:06 pm-11:12 pm

1 stop8h 06m

$467

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

mié. 2/4

7:01 am-3:03 pm

1 stop7h 02m

Castries Hewanorra

mié. 2/11

5:02 pm-8:43 am

2 stops16h 41m

$496

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Castries from

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 cheapest month to fly to Castries?

The month of January is, on average, the cheapest month to fly to Castries from Washington, D.C. Dulles Intl Airport, with most prices found around $559. The month of April is another great option to travel to Castries, with average flight prices from Washington, D.C. Dulles Intl Airport averaging around $677.

What is the cheapest day to depart on your flight to Castries?

The cheapest day to depart from Washington, D.C. Dulles Intl Airport to Castries is on a Tuesday when prices can be found for as low as $673. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $821. These prices are subject to change though, so be sure to set up a Price Alert for flights to Castries.

What is the cheapest time of day to depart on your flight to Castries?

According to our data, the cheapest time of day to fly to Castries is in the evening. momondo users have found flights departing from Washington, D.C. Dulles Intl Airport to Castries in the evening for as low as $715. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Castries are more costly at noon, with an average ticket price of $797. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

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

7h 08m

Direct flights

None
The fastest flight from Washington, D.C. Dulles Intl Airport to Castries takes 7h 08m
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.
Search flight deals

  • 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. 7h 08m 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 $461Free CancellationRating
7.2
11,050 reviews
Search American Airlines flights
DeltaPriceFrom $495Free CancellationRating
7.9
8,021 reviews
Search Delta flights

Traveling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Vieux Fort

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Castries?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Castries. Millions of users trust and use momondo every year so you are in good hands.

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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Castries George F. L. Charle Airport