What is the cheapest airline that flies from Washington, D.C. Reagan-National to Saint Lucia?

JetBlue, Air Canada, and American Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to Saint Lucia

What airlines fly to Saint Lucia?

American Airlines, JetBlue and Delta are the top three most popular airlines that fly to Saint Lucia from Washington, D.C. Reagan-National Airport according to our data. American Airlines is the first choice among our users, with 78% of people opting to fly with this airline when traveling to Saint Lucia. Keep in mind that there are 3 different airlines that fly to Saint Lucia on a routine basis, so you have a few additional options to choose from.

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

As of July 2025, there are 3 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Saint Lucia.

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

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Saint Lucia.

What documentation or ID do you need to fly to Saint Lucia?

The travel and health documents required for your trip to Saint Lucia 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 Saint Lucia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$179 Cheap Flights from Washington, D.C. Reagan-National Airport to Saint Lucia in 2025

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

Round-trip

One-way

Last minute

Cheap round-trip flights

6:19 am - 2:15 pmDCA-UVF

7h 56m1 stop

2:06 pm - 10:56 pmUVF-DCA

8h 50m1 stop

$439JetBlue

Find Deal

Tue, Sep 23 - Sat, Sep 27

6:00 am - 1:56 pmDCA-UVF

7h 56m1 stop

3:58 pm - 2:32 pmUVF-DCA

22h 34m1 stop

$448JetBlue

Find Deal

Sun, Oct 26 - Fri, Oct 31

6:45 pm - 2:15 pmDCA-UVF

19h 30m1 stop

3:10 pm - 3:51 pmUVF-DCA

24h 41m2 stops

$465Air Canada

Find Deal

Mon, Sep 15 - Tue, Sep 30

8:30 pm - 3:04 pmDCA-UVF

17h 34m1 stop

4:24 pm - 9:14 amUVF-DCA

17h 50m1 stop

$495Delta

Find Deal

Sun, Jan 18 - Wed, Jan 28

4:35 pm - 2:15 pmDCA-UVF

21h 40m2 stops

3:10 pm - 7:44 pmUVF-DCA

28h 34m1 stop

$508Air Canada

Find Deal

Mon, Oct 6 - Tue, Oct 14

5:00 am - 1:00 pmDCA-UVF

7h 00m1 stop

4:20 pm - 9:07 amUVF-DCA

17h 47m1 stop

$567American Airlines

Find Deal

Tue, Dec 9 - Tue, Dec 16

6:00 am - 3:04 pmDCA-UVF

8h 04m1 stop

4:24 pm - 9:14 amUVF-DCA

17h 50m1 stop

$570Delta

Find Deal

Sat, Jan 10 - Sat, Jan 17

7:56 pm - 1:00 pmDCA-UVF

16h 04m2 stops

3:05 pm - 11:00 pmUVF-DCA

8h 55m1 stop

$572American Airlines

Find Deal

Tue, Dec 9 - Tue, Dec 16

9:40 am - 7:00 pmDCA-SLU

33h 20m2 stops

1:55 pm - 8:55 amSLU-DCA

19h 00m2 stops

$811

Find Deal

Sun, Oct 26 - Fri, Oct 31

9:20 pm - 7:00 pmDCA-SLU

21h 40m2 stops

1:55 pm - 3:31 pmSLU-DCA

25h 36m3 stops

$812

Find Deal

Sun, Oct 26 - Fri, Oct 31

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

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Saint Lucia flight tickets

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

American Airlines

Aug 29

DCA5:00 amWashington, D.C. Reagan-National

8h 40m

1 stop

UVF1:40 pmCastries Hewanorra

Sep 5

UVF3:17 pmCastries Hewanorra

17h 45m

1 stop

DCA9:02 amWashington, D.C. Reagan-National

$592

Find similar

Air Canada flights from Washington, D.C. Reagan-National Airport to Saint Lucia

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Saint Lucia flight tickets

Air Canada

Sep 15

DCA6:45 pmWashington, D.C. Reagan-National

19h 30m

1 stop

UVF2:15 pmCastries Hewanorra

Sep 30

UVF3:10 pmCastries Hewanorra

24h 41m

2 stops

DCA3:51 pmWashington, D.C. Reagan-National

$465

Find similar

Air Canada

Oct 6

DCA4:35 pmWashington, D.C. Reagan-National

21h 40m

2 stops

UVF2:15 pmCastries Hewanorra

Oct 14

UVF3:10 pmCastries Hewanorra

28h 34m

1 stop

DCA7:44 pmWashington, D.C. Reagan-National

$508

Find similar

Air Canada

Oct 26

DCA9:40 amWashington, D.C. Reagan-National

29h 45m

1 stop

UVF3:25 pmCastries Hewanorra

Oct 31

UVF4:15 pmCastries Hewanorra

18h 11m

2 stops

DCA10:26 amWashington, D.C. Reagan-National

$510

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Saint Lucia 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

Tue 9/23

6:19 am-2:15 pm

1 stop7h 56m

Castries Hewanorra

Sat 9/27

2:06 pm-10:56 pm

1 stop8h 50m

$439

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sun 10/26

6:00 am-1:56 pm

1 stop7h 56m

Castries Hewanorra

Fri 10/31

3:58 pm-2:32 pm

1 stop22h 34m

$448

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Mon 9/15

6:45 pm-2:15 pm

1 stop19h 30m

Castries Hewanorra

Tue 9/30

3:10 pm-3:51 pm

2 stops24h 41m

$465

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sun 1/18

8:30 pm-3:04 pm

1 stop17h 34m

Castries Hewanorra

Wed 1/28

4:24 pm-9:14 am

1 stop17h 50m

$495

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Mon 10/6

4:35 pm-2:15 pm

2 stops21h 40m

Castries Hewanorra

Tue 10/14

3:10 pm-7:44 pm

1 stop28h 34m

$508

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Tue 12/9

5:00 am-1:00 pm

1 stop7h 00m

Castries Hewanorra

Tue 12/16

4:20 pm-9:07 am

1 stop17h 47m

$567

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sat 1/10

6:00 am-3:04 pm

1 stop8h 04m

Castries Hewanorra

Sat 1/17

4:24 pm-9:14 am

1 stop17h 50m

$570

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Tue 12/9

7:56 pm-1:00 pm

2 stops16h 04m

Castries Hewanorra

Tue 12/16

3:05 pm-11:00 pm

1 stop8h 55m

$572

Washington, D.C.Castries

DCA - SLU

DCASLU

Washington, D.C. Reagan-National

Sun 10/26

9:40 am-7:00 pm

2 stops33h 20m

Castries George F. L. Charle

Fri 10/31

1:55 pm-8:55 am

2 stops19h 00m

$811

Washington, D.C.Castries

DCA - SLU

DCASLU

Washington, D.C. Reagan-National

Sun 10/26

9:20 pm-7:00 pm

2 stops21h 40m

Castries George F. L. Charle

Fri 10/31

1:55 pm-3:31 pm

3 stops25h 36m

$812

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Saint Lucia

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

Prices

Airlines

What is the cheapest day to depart on your flight to Saint Lucia?

Our data shows that Tuesday is the least expensive day to fly to Saint Lucia. Tickets to fly out on this day can be as low as $643. On the other hand, Saturday is the most expensive day to depart from Washington, D.C. Reagan-National Airport because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $768.

Cheap Washington, D.C. Reagan-National Airport to Saint Lucia flight deals and tips

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

Best Price Found	$179
Fastest flight time	6h 46m
Direct flights	None
Airports in Saint Lucia	2 airports

The best one-way flight to Saint Lucia from Washington, D.C. Reagan-National Airport in the past 72 hours is $179. The best round-trip flight deal from Washington, D.C. Reagan-National Airport to Saint Lucia found on momondo in the last 72 hours is $439.

The fastest flight from Washington, D.C. Reagan-National Airport to Saint Lucia takes 6h 46m

There are no direct flights from Washington, D.C. Reagan-National Airport to Saint Lucia. Popular non-direct routes for this connection are Washington, D.C. Reagan-National Airport - Castries George F. L. Charle Airport and Washington, D.C. Reagan-National Airport - Castries Hewanorra Airport.

There are 2 airports near Saint Lucia: Castries Hewanorra (UVF), Castries George F. L. Charle (SLU)

Search flight deals

When did momondo last update prices for flights from Washington, D.C. Reagan-National Airport to Saint Lucia?
Prices for flights from Washington, D.C. Reagan-National Airport to Saint Lucia were last updated today.
How many operators does momondo search for flights from Washington, D.C. Reagan-National Airport to Saint Lucia?
As of July 2025, there are 3 operators available to choose from for flights from Washington, D.C. Reagan-National Airport to Saint Lucia.
How old do you have to be to fly from Washington, D.C. Reagan-National Airport to Saint Lucia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. Reagan-National Airport to Saint Lucia.
What documentation or ID do you need to fly to Saint Lucia?
The travel and health documents required for your trip to Saint Lucia 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 Saint Lucia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Saint Lucia with momondo

Airline	Rating	Free Cancellation	Price
JetBlue	PriceFrom $179	Free Cancellation	Rating 7.2 2,914 reviews	Search JetBlue flights
Delta	PriceFrom $385	Free Cancellation	Rating 8.0 7,981 reviews	Search Delta flights
American Airlines	PriceFrom $565	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

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

It is quick and easy to find Washington, D.C. to Saint Lucia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Saint Lucia that suits you.

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

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

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

Once you have performed a search for Washington, D.C. to Saint Lucia 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 Saint Lucia right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Washington, D.C. to Saint Lucia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Saint Lucia trip

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Popular cities in Saint Lucia

Flights to Castriesfrom $458

Washington, D.C. Reagan-National Airport flight routes

Washington, D.C. Reagan-National to Boston Logan Intl

Washington, D.C. Reagan-National to New York John F Kennedy Intl

Washington, D.C. Reagan-National to Orlando

Washington, D.C. Reagan-National to New York LaGuardia

Washington, D.C. Reagan-National to Columbus

Washington, D.C. Reagan-National to Lambert-St Louis

Cheap flights from Washington, D.C. Reagan-National Airport to Saint Lucia from $179

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

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

Our best American Airlines deals on Washington, D.C. Reagan-National Airport to Saint Lucia flight tickets

Air Canada flights from Washington, D.C. Reagan-National Airport to Saint Lucia

Our best Air Canada deals on Washington, D.C. Reagan-National Airport to Saint Lucia flight tickets

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Use the filters below to find and compare flights from Washington, D.C. Reagan-National Airport to Saint Lucia that are best for you.

See travel insights to Saint Lucia from

How to get the cheapest flight ticket from Washington, D.C. Reagan-National Airport to Saint Lucia

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 day to depart on your flight to Saint Lucia?

What is the cheapest airline that flies from Washington, D.C. Reagan-National to Saint Lucia?

JetBlue, Air Canada, and American Airlines are the most popular carriers operating from Washington, D.C. Reagan-National to Saint Lucia

What airlines fly to Saint Lucia?

Cheap Washington, D.C. Reagan-National Airport to Saint Lucia flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Saint Lucia

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

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

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

What documentation or ID do you need to fly to Saint Lucia?

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

Compare and see reviews for airlines that fly from Washington, D.C. Reagan-National Airport to Saint Lucia with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Saint Lucia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Saint Lucia

Popular cities in Saint Lucia

Popular flights according to clicks in the last 7 days on momondo