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Cheap flights from Washington, D.C. to Castries from $176

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 8/28. 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. to Castries

Cheap round-trip flights

Air Canada Logo
2:25 pm - 2:15 pmIAD-UVF
23h 50m1 stop
Air Canada Logo
3:10 pm - 9:38 amUVF-IAD
18h 28m1 stop
$408Air Canada
Find Deal
lun., sep. 8 - mar., sep. 16
Air Canada Logo
1:00 pm - 2:15 pmIAD-UVF
25h 15m2 stops
Air Canada Logo
3:10 pm - 1:38 pmUVF-IAD
22h 28m1 stop
$413Air Canada
Find Deal
lun., sep. 8 - mar., sep. 16
JetBlue Logo
6:19 am - 2:15 pmDCA-UVF
7h 56m1 stop
JetBlue Logo
2:06 pm - 10:56 pmUVF-DCA
8h 50m1 stop
$439JetBlue
Find Deal
mar., sep. 23 - sáb., sep. 27
JetBlue Logo
6:00 am - 1:56 pmDCA-UVF
7h 56m1 stop
JetBlue Logo
3:58 pm - 2:32 pmUVF-DCA
22h 34m1 stop
$448JetBlue
Find Deal
dom., oct. 26 - vie., oct. 31
Delta Logo
8:30 pm - 3:04 pmDCA-UVF
17h 34m1 stop
Delta Logo
4:24 pm - 9:14 amUVF-DCA
17h 50m1 stop
$495Delta
Find Deal
dom., ene. 18 - mié., ene. 28
Delta Logo
6:00 am - 2:23 pmIAD-UVF
8h 23m1 stop
Delta Logo
3:38 pm - 12:13 amUVF-IAD
8h 35m1 stop
$495Delta
Find Deal
vie., sep. 12 - vie., sep. 19
American Airlines Logo
6:30 am - 1:40 pmBWI-UVF
7h 10m1 stop
American Airlines Logo
3:17 pm - 11:59 pmUVF-BWI
8h 42m1 stop
$562American Airlines
Find Deal
lun., sep. 1 - mié., sep. 10
American Airlines Logo
7:45 pm - 2:35 pmBWI-UVF
18h 50m2 stops
American Airlines Logo
3:17 pm - 9:48 amUVF-BWI
18h 31m2 stops
$567American Airlines
Find Deal
lun., sep. 1 - mié., sep. 10
Logo
6:45 pm - 1:44 pmIAD-UVF
42h 59m3 stops
Logo
3:10 pm - 9:38 amUVF-IAD
18h 28m1 stop
$634
Find Deal
vie., sep. 12 - vie., sep. 19
Logo
6:45 pm - 1:44 pmIAD-UVF
42h 59m3 stops
Logo
3:10 pm - 9:12 pmUVF-IAD
30h 02m2 stops
$669
Find Deal
vie., sep. 12 - vie., sep. 19

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

Our best American Airlines deals on Washington, D.C. to Castries flight tickets
American Airlines
Sep 1
BWI6:30 amBaltimore/Washington
7h 10m
1 stop
UVF1:40 pmCastries Hewanorra
Sep 10
UVF3:17 pmCastries Hewanorra
8h 42m
1 stop
BWI11:59 pmBaltimore/Washington
$562
Find similar
American Airlines
Dec 9
DCA5:00 amWashington, D.C. Reagan-National
7h 00m
1 stop
UVF1:00 pmCastries Hewanorra
Dec 16
UVF4:20 pmCastries Hewanorra
17h 47m
1 stop
DCA9:07 amWashington, D.C. Reagan-National
$567
Find similar
American Airlines
Dec 9
DCA7:56 pmWashington, D.C. Reagan-National
16h 04m
2 stops
UVF1:00 pmCastries Hewanorra
Dec 16
UVF3:05 pmCastries Hewanorra
8h 55m
1 stop
DCA11:00 pmWashington, D.C. Reagan-National
$572
Find similar

Delta flights from Washington, D.C. to Castries

Our best Delta deals on Washington, D.C. to Castries flight tickets
Delta
Sep 12
IAD6:00 amWashington, D.C. Dulles Intl
8h 23m
1 stop
UVF2:23 pmCastries Hewanorra
Sep 19
UVF3:38 pmCastries Hewanorra
8h 35m
1 stop
IAD12:13 amWashington, D.C. Dulles Intl
$495
Find similar
Delta
Jan 10
DCA6:00 amWashington, D.C. Reagan-National
8h 04m
1 stop
UVF3:04 pmCastries Hewanorra
Jan 17
UVF4:24 pmCastries Hewanorra
17h 50m
1 stop
DCA9:14 amWashington, D.C. Reagan-National
$570
Find similar
Delta
Jan 4
BWI6:00 amBaltimore/Washington
8h 07m
1 stop
UVF3:07 pmCastries Hewanorra
Jan 9
UVF4:24 pmCastries Hewanorra
8h 47m
1 stop
BWI12:11 amBaltimore/Washington
$625
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 julio 31, 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

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

lun. 9/8

2:25 pm-2:15 pm

1 stop23h 50m

Castries Hewanorra

mar. 9/16

3:10 pm-9:38 am

1 stop18h 28m

$408

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

lun. 9/8

1:00 pm-2:15 pm

2 stops25h 15m

Castries Hewanorra

mar. 9/16

3:10 pm-1:38 pm

1 stop22h 28m

$413

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

mar. 9/23

6:19 am-2:15 pm

1 stop7h 56m

Castries Hewanorra

sáb. 9/27

2:06 pm-10:56 pm

1 stop8h 50m

$439

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

dom. 10/26

6:00 am-1:56 pm

1 stop7h 56m

Castries Hewanorra

vie. 10/31

3:58 pm-2:32 pm

1 stop22h 34m

$448

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

dom. 1/18

8:30 pm-3:04 pm

1 stop17h 34m

Castries Hewanorra

mié. 1/28

4:24 pm-9:14 am

1 stop17h 50m

$495

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

vie. 9/12

6:00 am-2:23 pm

1 stop8h 23m

Castries Hewanorra

vie. 9/19

3:38 pm-12:13 am

1 stop8h 35m

$495

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

lun. 9/1

6:30 am-1:40 pm

1 stop7h 10m

Castries Hewanorra

mié. 9/10

3:17 pm-11:59 pm

1 stop8h 42m

$562

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

lun. 9/1

7:45 pm-2:35 pm

2 stops18h 50m

Castries Hewanorra

mié. 9/10

3:17 pm-9:48 am

2 stops18h 31m

$567

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

vie. 9/12

6:45 pm-1:44 pm

3 stops42h 59m

Castries Hewanorra

vie. 9/19

3:10 pm-9:38 am

1 stop18h 28m

$634

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

vie. 9/12

6:45 pm-1:44 pm

3 stops42h 59m

Castries Hewanorra

vie. 9/19

3:10 pm-9:12 pm

2 stops30h 02m

$669

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 typical price of a round-trip flight between Washington, D.C. and Castries?

What is the cheapest month to fly to Castries?

The month of February is, on average, the cheapest month to fly to Castries from Washington, D.C., with most prices found around $636. The month of August is another great option to travel to Castries, with average flight prices from Washington, D.C. averaging around $644.

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 far in advance should I book a flight to Castries?

You are more likely to see cheaper flights to Castries from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Castries for around $749 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Castries from Washington, D.C. for as low as $586 on momondo.

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

As of July 2025, prices for Washington, D.C. to Castries flights are approximately 33% cheaper when compared to flights at the same time last year.

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

Best Price Found

$176

Fastest flight time

6h 42m

Direct flights

None

Airports in Castries

1 airport
The best one-way flight to Castries from Washington, D.C. in the past 72 hours is $176. The best round-trip flight deal from Washington, D.C. to Castries found on momondo in the last 72 hours is $408.
The fastest flight from Washington, D.C. to Castries takes 6h 42m
There are no direct flights from Washington, D.C. to Castries. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Castries Hewanorra Airport, Washington, D.C. Dulles Intl Airport - Castries Hewanorra Airport and Baltimore/Washington Airport - Castries Hewanorra Airport.
There is 1 airport near Castries: Castries Hewanorra (UVF)
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 42m 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 $179Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
DeltaPriceFrom $385Free CancellationRating
8.0
7,981 reviews
Search Delta flights
American AirlinesPriceFrom $555Free CancellationRating
7.2
10,000 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