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

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

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

As of July 2026, there are 2 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.

$228 Cheap Flights from Washington, D.C. Reagan-National Airport to Saint Lucia in 2026

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:59 am - 4:40 pm

DCA

UVF

8h 41m

1 stop

5:40 pm - 12:19 pm

UVF

DCA

19h 39m

2 stops

$538Air Canada

Wed, Jan 6 - Wed, Jan 13

6:59 am - 4:40 pm

DCA

UVF

8h 41m

1 stop

5:40 pm - 12:19 pm

UVF

DCA

19h 39m

2 stops

$539Air Canada

Mon, Nov 2 - Fri, Nov 6

4:00 pm - 4:40 pm

DCA

UVF

23h 40m

2 stops

5:40 pm - 12:19 pm

UVF

DCA

19h 39m

2 stops

$541Air Canada

Wed, Jan 6 - Wed, Jan 13

4:00 pm - 4:40 pm

DCA

UVF

23h 40m

2 stops

5:40 pm - 12:19 pm

UVF

DCA

19h 39m

2 stops

$542Air Canada

Thu, Jan 7 - Thu, Jan 14

8:40 pm - 2:15 pm

DCA

UVF

17h 35m

1 stop

3:15 pm - 12:00 pm

UVF

DCA

20h 45m

2 stops

$546Air Canada

Thu, Oct 8 - Fri, Oct 16

4:20 pm - 2:15 pm

DCA

UVF

45h 55m

2 stops

3:15 pm - 8:55 am

UVF

DCA

17h 40m

1 stop

$549Air Canada

Wed, Oct 7 - Fri, Oct 16

12:55 pm - 4:40 pm

DCA

UVF

26h 45m

2 stops

5:40 pm - 12:19 pm

UVF

DCA

19h 39m

2 stops

$562Air Canada

Sun, Nov 29 - Sun, Dec 6

12:55 pm - 4:40 pm

DCA

UVF

50h 45m

2 stops

5:40 pm - 10:38 pm

UVF

DCA

29h 58m

1 stop

$563Air Canada

Tue, Nov 10 - Sun, Nov 15

6:00 am - 7:00 pm

DCA

SLU

12h 00m

2 stops

12:35 pm - 8:58 am

SLU

DCA

21h 23m

2 stops

$861Multiple Airlines

Sun, Nov 29 - Sun, Dec 6

6:55 pm - 7:00 pm

DCA

SLU

24h 05m

2 stops

12:35 pm - 7:59 pm

SLU

DCA

31h 24m

2 stops

$882Multiple Airlines

Tue, Sep 1 - Mon, Sep 7

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

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

JetBlue

Aug 26

DCA6:10 amWashington, D.C. Reagan-National

9h 02m

1 stop

UVF3:12 pmCastries Hewanorra

Sep 1

UVF1:50 pmCastries Hewanorra

9h 09m

1 stop

DCA10:59 pmWashington, D.C. Reagan-National

$573

JetBlue

Aug 5

DCA6:10 amWashington, D.C. Reagan-National

9h 12m

1 stop

UVF3:22 pmCastries Hewanorra

Aug 18

UVF1:59 pmCastries Hewanorra

9h 00m

1 stop

DCA10:59 pmWashington, D.C. Reagan-National

$578

JetBlue

Aug 29

DCA6:10 amWashington, D.C. Reagan-National

6h 41m

1 stop

UVF12:51 pmCastries Hewanorra

Sep 3

UVF1:50 pmCastries Hewanorra

9h 09m

1 stop

DCA10:59 pmWashington, D.C. Reagan-National

$580

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

Jan 6

DCA6:59 amWashington, D.C. Reagan-National

8h 41m

1 stop

UVF4:40 pmCastries Hewanorra

Jan 13

UVF5:40 pmCastries Hewanorra

19h 39m

2 stops

DCA12:19 pmWashington, D.C. Reagan-National

$538

Air Canada

Nov 2

DCA6:59 amWashington, D.C. Reagan-National

8h 41m

1 stop

UVF4:40 pmCastries Hewanorra

Nov 6

UVF5:40 pmCastries Hewanorra

25h 38m

1 stop

DCA6:18 pmWashington, D.C. Reagan-National

$539

Air Canada

Jan 6

DCA4:00 pmWashington, D.C. Reagan-National

23h 40m

2 stops

UVF4:40 pmCastries Hewanorra

Jan 13

UVF5:40 pmCastries Hewanorra

19h 39m

2 stops

DCA12:19 pmWashington, D.C. Reagan-National

$541

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

Cheapest round-trip

Quickest round-trip

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Wed 1/6

6:59 am-4:40 pm

1 stop8h 41m

Castries Hewanorra

Wed 1/13

5:40 pm-12:19 pm

2 stops19h 39m

$538

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Mon 11/2

6:59 am-4:40 pm

1 stop8h 41m

Castries Hewanorra

Fri 11/6

5:40 pm-12:19 pm

2 stops19h 39m

$539

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Wed 1/6

4:00 pm-4:40 pm

2 stops23h 40m

Castries Hewanorra

Wed 1/13

5:40 pm-12:19 pm

2 stops19h 39m

$541

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 1/7

4:00 pm-4:40 pm

2 stops23h 40m

Castries Hewanorra

Thu 1/14

5:40 pm-12:19 pm

2 stops19h 39m

$542

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 10/8

8:40 pm-2:15 pm

1 stop17h 35m

Castries Hewanorra

Fri 10/16

3:15 pm-12:00 pm

2 stops20h 45m

$546

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Wed 10/7

4:20 pm-2:15 pm

2 stops45h 55m

Castries Hewanorra

Fri 10/16

3:15 pm-8:55 am

1 stop17h 40m

$549

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sun 11/29

12:55 pm-4:40 pm

2 stops26h 45m

Castries Hewanorra

Sun 12/6

5:40 pm-12:19 pm

2 stops19h 39m

$562

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Tue 11/10

12:55 pm-4:40 pm

2 stops50h 45m

Castries Hewanorra

Sun 11/15

5:40 pm-10:38 pm

1 stop29h 58m

$563

Washington, D.C.Castries

DCA - SLU

DCASLU

Washington, D.C. Reagan-National

Sun 11/29

6:00 am-7:00 pm

2 stops12h 00m

Castries George F. L. Charle

Sun 12/6

12:35 pm-8:58 am

2 stops21h 23m

$861

Washington, D.C.Castries

DCA - SLU

DCASLU

Washington, D.C. Reagan-National

Tue 9/1

6:55 pm-7:00 pm

2 stops24h 05m

Castries George F. L. Charle

Mon 9/7

12:35 pm-7:59 pm

2 stops31h 24m

$882

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 month to fly to Saint Lucia?

The month of November is, on average, the cheapest month to fly to Saint Lucia from Washington, D.C. Reagan-National Airport, with most prices found around $179. If you aren’t able to travel to Saint Lucia during the month of November, then flying in July is also cheap. Prices for this month can be found on momondo for an average of $241.

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

Fastest flight time	7h 15m
Direct flights	None

The fastest flight from Washington, D.C. Reagan-National Airport to Saint Lucia takes 7h 15m

There are no direct flights from Washington, D.C. Reagan-National Airport to Saint Lucia. There are no popular flight routes from Washington, D.C. Reagan-National Airport to Saint Lucia.

Search flight deals

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport to Saint Lucia

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 2026, there are 2 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 7.1 3,010 reviews		Search JetBlue flights
American Airlines	PriceFrom $517	Free Cancellation	Rating 7.1 11,804 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.

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Flights to Castriesfrom $495

Cheap flights from Washington, D.C. Reagan-National Airport to Saint Lucia from $228

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

Our best JetBlue 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

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.

See travel insights to Saint Lucia from

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

What is the cheapest month to fly to Saint Lucia?

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

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. Reagan-National Airport 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?

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

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

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

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List of cabin classes available on flights landing in Saint Lucia. Availability may vary depending on flight origin and airline.

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