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Cheap flights from Washington, D.C. Reagan-National 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. Reagan-National Airport to Castries departing on 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Washington, D.C. Reagan-National Airport to Castries

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
8:35 pm - 3:05 pm
DCA
-
UVF
17h 30m1 stop
Delta Logo
4:25 pm - 9:10 am
UVF
-
DCA
17h 45m1 stop
$339Delta
Thu, Jan 8 - Thu, Jan 15
American Airlines Logo
5:55 am - 3:03 pm
DCA
-
UVF
8h 08m1 stop
American Airlines Logo
5:02 pm - 12:34 am
UVF
-
DCA
8h 32m1 stop
$347American Airlines
Sun, Jan 11 - Thu, Jan 15
American Airlines Logo
10:10 pm - 3:03 pm
DCA
-
UVF
15h 53m2 stops
American Airlines Logo
2:46 pm - 11:25 pm
UVF
-
DCA
9h 39m1 stop
$352American Airlines
Sun, Jan 11 - Thu, Jan 15
American Airlines Logo
7:59 pm - 1:46 pm
DCA
-
UVF
16h 47m1 stop
American Airlines Logo
3:10 pm - 10:03 am
UVF
-
DCA
19h 53m1 stop
$353American Airlines
Sat, Jan 31 - Sat, Feb 7
American Airlines Logo
6:58 am - 4:00 pm
DCA
-
UVF
8h 02m1 stop
American Airlines Logo
3:18 pm - 1:59 pm
UVF
-
DCA
22h 41m1 stop
$354American Airlines
Wed, Mar 4 - Mon, Mar 9
American Airlines Logo
5:58 pm - 4:02 pm
DCA
-
UVF
21h 04m1 stop
American Airlines Logo
5:02 pm - 9:00 am
UVF
-
DCA
16h 58m1 stop
$355American Airlines
Wed, Jan 21 - Wed, Jan 28
American Airlines Logo
5:00 am - 2:10 pm
DCA
-
UVF
8h 10m1 stop
American Airlines Logo
3:10 pm - 10:03 am
UVF
-
DCA
19h 53m1 stop
$378American Airlines
Sat, Jan 10 - Sat, Jan 17
American Airlines Logo
7:31 pm - 1:46 pm
DCA
-
UVF
17h 15m2 stops
American Airlines Logo
3:10 pm - 10:03 am
UVF
-
DCA
19h 53m1 stop
$383American Airlines
Sat, Jan 10 - Sat, Jan 17
American Airlines Logo
5:00 am - 1:46 pm
DCA
-
UVF
7h 46m1 stop
American Airlines Logo
2:46 pm - 9:43 am
UVF
-
DCA
19h 57m2 stops
$399American Airlines
Thu, Jan 8 - Thu, Jan 15
JetBlue Logo
3:55 pm - 3:53 pm
DCA
-
UVF
22h 58m2 stops
JetBlue Logo
4:40 pm - 5:04 pm
UVF
-
DCA
25h 24m2 stops
$445JetBlue
Sat, Jan 31 - Fri, Feb 6

American Airlines flights from Washington, D.C. Reagan-National Airport to Castries

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Castries flight tickets
American Airlines
Jan 11
DCA5:00 amWashington, D.C. Reagan-National
7h 46m
1 stop
UVF1:46 pmCastries Hewanorra
Jan 15
UVF5:02 pmCastries Hewanorra
16h 58m
1 stop
DCA9:00 amWashington, D.C. Reagan-National
$347
Find similar
American Airlines
Jan 11
DCA10:10 pmWashington, D.C. Reagan-National
15h 53m
2 stops
UVF3:03 pmCastries Hewanorra
Jan 15
UVF5:02 pmCastries Hewanorra
8h 32m
1 stop
DCA12:34 amWashington, D.C. Reagan-National
$352
Find similar
American Airlines
Jan 31
DCA7:59 pmWashington, D.C. Reagan-National
16h 47m
1 stop
UVF1:46 pmCastries Hewanorra
Feb 7
UVF3:10 pmCastries Hewanorra
19h 53m
1 stop
DCA10:03 amWashington, D.C. Reagan-National
$353
Find similar

JetBlue flights from Washington, D.C. Reagan-National Airport to Castries

Our best JetBlue deals on Washington, D.C. Reagan-National Airport to Castries flight tickets
JetBlue
Apr 28
DCA6:05 amWashington, D.C. Reagan-National
8h 28m
1 stop
UVF2:33 pmCastries Hewanorra
May 3
UVF2:24 pmCastries Hewanorra
8h 35m
1 stop
DCA10:59 pmWashington, D.C. Reagan-National
$534
Find similar
JetBlue
Apr 24
DCA6:05 amWashington, D.C. Reagan-National
8h 28m
1 stop
UVF2:33 pmCastries Hewanorra
May 3
UVF2:24 pmCastries Hewanorra
8h 35m
1 stop
DCA10:59 pmWashington, D.C. Reagan-National
$583
Find similar
JetBlue
Feb 22
DCA6:00 amWashington, D.C. Reagan-National
8h 30m
1 stop
UVF3:30 pmCastries Hewanorra
Mar 1
UVF5:23 pmCastries Hewanorra
20h 36m
2 stops
DCA12:59 pmWashington, D.C. Reagan-National
$597
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Washington, D.C. Reagan-National 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 December 18, 2025.
Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 1/8

8:35 pm-3:05 pm

1 stop17h 30m

Castries Hewanorra

Thu 1/15

4:25 pm-9:10 am

1 stop17h 45m

$339

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sun 1/11

5:55 am-3:03 pm

1 stop8h 08m

Castries Hewanorra

Thu 1/15

5:02 pm-12:34 am

1 stop8h 32m

$347

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sun 1/11

10:10 pm-3:03 pm

2 stops15h 53m

Castries Hewanorra

Thu 1/15

2:46 pm-11:25 pm

1 stop9h 39m

$352

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sat 1/31

7:59 pm-1:46 pm

1 stop16h 47m

Castries Hewanorra

Sat 2/7

3:10 pm-10:03 am

1 stop19h 53m

$353

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Wed 3/4

6:58 am-4:00 pm

1 stop8h 02m

Castries Hewanorra

Mon 3/9

3:18 pm-1:59 pm

1 stop22h 41m

$354

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Wed 1/21

5:58 pm-4:02 pm

1 stop21h 04m

Castries Hewanorra

Wed 1/28

5:02 pm-9:00 am

1 stop16h 58m

$355

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sat 1/10

5:00 am-2:10 pm

1 stop8h 10m

Castries Hewanorra

Sat 1/17

3:10 pm-10:03 am

1 stop19h 53m

$378

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sat 1/10

7:31 pm-1:46 pm

2 stops17h 15m

Castries Hewanorra

Sat 1/17

3:10 pm-10:03 am

1 stop19h 53m

$383

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 1/8

5:00 am-1:46 pm

1 stop7h 46m

Castries Hewanorra

Thu 1/15

2:46 pm-9:43 am

2 stops19h 57m

$399

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sat 1/31

3:55 pm-3:53 pm

2 stops22h 58m

Castries Hewanorra

Fri 2/6

4:40 pm-5:04 pm

2 stops25h 24m

$445

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Castries from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National 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 May is, on average, the cheapest month to fly to Castries from Washington, D.C. Reagan-National Airport, with most prices found around $393. The month of February is another great option to travel to Castries, with average flight prices from Washington, D.C. Reagan-National Airport averaging around $602.

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

The cheapest day to depart from Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National Airport to Castries

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. Reagan-National 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. Reagan-National Airport to Castries (DCA to UVF) flight deals and tips

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

Fastest flight time

8h 05m

Direct flights

None
The fastest flight from Washington, D.C. Reagan-National Airport to Castries takes 8h 05m
There are no direct flights from Washington, D.C. Reagan-National Airport to Castries. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Castries.
Search flight deals

  • How far is Washington, D.C. Reagan-National to Castries Hewanorra by plane?

    The straight-line distance from Washington, D.C. Reagan-National to Castries Hewanorra is 1974.4 mi. By plane, this route typically takes 8h 05m.

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

    Prices for flights from Washington, D.C. Reagan-National Airport to Castries Hewanorra Airport were last updated today.

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

  • How old do you have to be to fly from Washington, D.C. Reagan-National 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. Reagan-National 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. Reagan-National Airport to Castries?

Best airlines flying from Washington, D.C. Reagan-National Airport to Castries

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Castries with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $225Free CancellationRating
7.2
2,897 reviews
Search JetBlue flights
DeltaPriceFrom $385Free CancellationRating
7.9
8,008 reviews
Search Delta flights
American AirlinesPriceFrom $567Free CancellationRating
7.2
11,055 reviews
Search American Airlines 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?

momondo helps you find the best flight between Washington, D.C. and Castries by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Castries, momondo offers a useful price alert feature which will track prices for flights to Castries from Washington, D.C. and alert you when they change.

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