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Cheap flights from Washington, D.C. 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. to Castries departing on 1/19. 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. 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
6:00 am - 3:03 pm
BWI
-
UVF
8h 03m1 stop
American Airlines Logo
4:25 pm - 11:54 pm
UVF
-
BWI
8h 29m1 stop
$347American Airlines
Sun, Feb 8 - Thu, Feb 12
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
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
Sun, Jan 11 - Thu, Jan 15
American Airlines Logo
6:37 pm - 4:00 pm
BWI
-
UVF
20h 23m2 stops
American Airlines Logo
5:00 pm - 11:35 am
UVF
-
BWI
19h 35m2 stops
$352American Airlines
Wed, Feb 25 - Wed, Mar 4
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
11:34 am - 1:46 pm
IAD
-
UVF
25h 12m2 stops
American Airlines Logo
5:02 pm - 10:58 am
UVF
-
IAD
18h 56m2 stops
$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
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
Delta Logo
6:20 am - 3:05 pm
IAD
-
UVF
7h 45m1 stop
Delta Logo
4:25 pm - 11:34 pm
UVF
-
IAD
8h 09m1 stop
$452Delta
Wed, Jan 14 - Sun, Jan 18

American Airlines flights from Washington, D.C. to Castries

Our best American Airlines deals on Washington, D.C. to Castries flight tickets
American Airlines
Mar 3
BWI6:00 amBaltimore/Washington
7h 50m
1 stop
UVF2:50 pmCastries Hewanorra
Mar 11
UVF2:57 pmCastries Hewanorra
18h 50m
1 stop
BWI9:47 amBaltimore/Washington
$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 24
IAD1:08 pmWashington, D.C. Dulles Intl
24h 55m
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

JetBlue flights from Washington, D.C. to Castries

Our best JetBlue deals on Washington, D.C. 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. 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. 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

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Sun 2/8

6:00 am-3:03 pm

1 stop8h 03m

Castries Hewanorra

Thu 2/12

4:25 pm-11:54 pm

1 stop8h 29m

$347

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

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Sun 1/11

7:04 am-3:03 pm

1 stop6h 59m

Castries Hewanorra

Thu 1/15

4:06 pm-11:12 pm

1 stop8h 06m

$347

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Wed 2/25

6:37 pm-4:00 pm

2 stops20h 23m

Castries Hewanorra

Wed 3/4

5:00 pm-11:35 am

2 stops19h 35m

$352

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

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Sun 1/11

11:34 am-1:46 pm

2 stops25h 12m

Castries Hewanorra

Thu 1/15

5:02 pm-10:58 am

2 stops18h 56m

$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

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

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

Wed 1/14

6:20 am-3:05 pm

1 stop7h 45m

Castries Hewanorra

Sun 1/18

4:25 pm-11:34 pm

1 stop8h 09m

$452

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. 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 September is, on average, the cheapest month to fly to Castries from Washington, D.C., with most prices found around $609. The month of August is another great option to travel to Castries, with average flight prices from Washington, D.C. averaging around $619.

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

The cheapest day to depart from Washington, D.C. 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. 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.

How have Washington, D.C. to Castries flight prices changed over time?

When to book flights from Washington, D.C. to Castries

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

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

Fastest flight time

6h 59m

Direct flights

None
The fastest flight from Washington, D.C. to Castries takes 6h 59m
There are no direct flights from Washington, D.C. to Castries. There are no popular flight routes from Washington, D.C. to Castries.
Search flight deals

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

    Castries Hewanorra is 1977.4 mi away from Washington, D.C.. Typically, this will take 6h 59m by plane in normal conditions.

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

    Prices for flights from Washington, D.C. to Castries Hewanorra Airport refresh daily.

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Washington, D.C. to Castries Hewanorra Airport.

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

    The required travel and health documents for your Castries Hewanorra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Castries Hewanorra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Washington, D.C. to Castries

Compare and see reviews for airlines that fly from Washington, D.C. 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 $461Free 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?

Finding the right flight to Castries from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Castries quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Castries from Washington, D.C. with this policy.

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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Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport