In terms of precipitation, rainfall in Washington, D.C. Reagan-National Airport ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit Washington, D.C. Reagan-National Airport when rainfall is around 2.6 in.

If weather is an important factor for your trip to Washington, D.C. Reagan-National Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What is the cheapest time of day to fly from LC to DCA?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Saint Lucia to Washington, D.C. Reagan-National Airport as you normally would.

Can I find deals for flights from Saint Lucia to Reagan-National that include hotel bookings?

Yes. In addition to deals on Saint Lucia to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Saint Lucia to Reagan-National?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint Lucia to Reagan-National.

Can I find deals for business class flights from Saint Lucia to Reagan-National?

Yes. Cheapflights offers flight deals from Saint Lucia to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$282+ Flights from Saint Lucia to Washington, D.C. Reagan-National Airport

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Saint Lucia to Reagan-National with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Saint Lucia to Reagan-National

Best flights from Saint Lucia to Reagan-National
Discover carefully curated flight deals from Saint Lucia to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 21, 2025.

Wed 1/285:15 pmUVF - DCA

1 stop30h 20mAir Canada

Fri 1/306:59 amDCA - UVF

1 stop8h 26mAir Canada

Deal found 12/20

$562

Mon 1/195:15 pmUVF - DCA

2 stops20h 04mAir Canada

Mon 1/266:59 amDCA - UVF

1 stop8h 26mAir Canada

Deal found 12/20

$732

Thu 1/14:50 pmUVF - DCA

1 stop17h 23mDelta

Mon 1/56:00 amDCA - UVF

1 stop8h 05mDelta

Deal found 12/20

$1,513

Thu 1/13:40 pmUVF - DCA

2 stops33h 17mWestJet

Mon 1/53:10 pmDCA - UVF

2 stops22h 40mWestJet

Deal found 12/20

$2,409

Sat 1/34:53 pmUVF - DCA

1 stop17h 19mDelta

Mon 1/58:35 pmDCA - UVF

1 stop17h 30mDelta

Deal found 12/20

$2,078

Sun 1/45:15 pmUVF - DCA

1 stop16h 40mAir Canada

Mon 1/54:10 pmDCA - UVF

2 stops47h 10mAir Canada

Deal found 12/20

$1,920

Fri 1/25:15 pmUVF - DCA

1 stop16h 40mAir Canada

Mon 1/512:55 pmDCA - UVF

2 stops50h 25mAir Canada

Deal found 12/20

$2,172

Fri 1/24:50 pmUVF - DCA

1 stop17h 23mDelta

Mon 1/56:00 amDCA - UVF

1 stop8h 05mDelta

Deal found 12/20

$2,548

Last-minute flights from Saint Lucia to Reagan-National
Discover last-minute flight deals from Saint Lucia to Reagan-National. Data last updated December 21, 2025 and is based on user searches.

Thu 1/14:50 pmUVF - DCA

1 stop17h 23mDelta

Mon 1/56:00 amDCA - UVF

1 stop8h 05mDelta

Deal found 12/20

$1,513

Thu 1/13:40 pmUVF - DCA

2 stops33h 17mWestJet

Mon 1/53:10 pmDCA - UVF

2 stops22h 40mWestJet

Deal found 12/20

$2,409

Fri 1/25:15 pmUVF - DCA

1 stop16h 40mAir Canada

Mon 1/512:55 pmDCA - UVF

2 stops50h 25mAir Canada

Deal found 12/20

$2,172

Fri 1/24:50 pmUVF - DCA

1 stop17h 23mDelta

Mon 1/56:00 amDCA - UVF

1 stop8h 05mDelta

Deal found 12/20

$2,548

Sat 1/34:53 pmUVF - DCA

1 stop17h 19mDelta

Mon 1/58:35 pmDCA - UVF

1 stop17h 30mDelta

Deal found 12/20

$2,078

Sun 1/45:15 pmUVF - DCA

1 stop16h 40mAir Canada

Mon 1/54:10 pmDCA - UVF

2 stops47h 10mAir Canada

Deal found 12/20

$1,920

Mon 1/195:15 pmUVF - DCA

1 stop27h 30mAir Canada

Mon 1/266:59 amDCA - UVF

1 stop8h 26mAir Canada

Deal found 12/20

$732

Wed 1/285:15 pmUVF - DCA

1 stop30h 20mAir Canada

Fri 1/306:59 amDCA - UVF

1 stop8h 26mAir Canada

Deal found 12/20

$562

One-way flights from Saint Lucia to Reagan-National
Search for one-way flight options from Saint Lucia to Reagan-National. Find affordable one-way fares based on user searches. Data last updated December 21, 2025.

Wed 1/285:21 pmUVF - DCA

2 stops18h 48mJetBlue

Deal found 12/18

$282

Fri 1/305:21 pmUVF - DCA

2 stops29h 24mJetBlue

Deal found 12/18

$296

Thu 1/85:15 pmUVF - DCA

2 stops20h 04mAir Canada

Deal found 12/18

$307

Mon 1/265:15 pmUVF - DCA

1 stop16h 40mAir Canada

Deal found 12/20

$308

Tue 1/275:21 pmUVF - DCA

2 stops20h 59mJetBlue

Deal found 12/19

$433

Tue 1/274:25 pmUVF - DCA

1 stop8h 07mDelta

Deal found 12/19

$467

Tue 3/172:57 pmUVF - DCA

1 stop18h 13mAmerican Airlines

Deal found 12/20

$471

Sun 2/84:25 pmUVF - DCA

1 stop8h 07mDelta

Deal found 12/18

$494

Fri 2/64:25 pmUVF - DCA

1 stop8h 07mDelta

Deal found 12/18

$521

Sat 2/72:45 pmUVF - DCA

1 stop9h 02mJetBlue

Deal found 12/18

$532

Find flight deals from Saint Lucia to Reagan-National

Round-trip from	$1,513 (Delta)
One-way from	$282 (Expedia)

From Saint Lucia to Washington, D.C. Reagan-National

Search Deals

One-way flight from Saint Lucia to Washington, D.C. Reagan-National

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Wed 1/28

5:15 pm-10:35 pm

1 stop30h 20m

Washington, D.C. Reagan-National

Fri 1/30

6:59 am-4:25 pm

1 stop8h 26m

$562

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Mon 1/19

5:15 pm-12:19 pm

2 stops20h 04m

Washington, D.C. Reagan-National

Mon 1/26

6:59 am-4:25 pm

1 stop8h 26m

$732

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Thu 1/1

4:50 pm-9:13 am

1 stop17h 23m

Washington, D.C. Reagan-National

Mon 1/5

6:00 am-3:05 pm

1 stop8h 05m

$1,513

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Sun 1/4

5:15 pm-8:55 am

1 stop16h 40m

Washington, D.C. Reagan-National

Mon 1/5

4:10 pm-4:20 pm

2 stops47h 10m

$1,920

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Sat 1/3

4:53 pm-9:12 am

1 stop17h 19m

Washington, D.C. Reagan-National

Mon 1/5

8:35 pm-3:05 pm

1 stop17h 30m

$2,078

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Fri 1/2

5:15 pm-8:55 am

1 stop16h 40m

Washington, D.C. Reagan-National

Mon 1/5

12:55 pm-4:20 pm

2 stops50h 25m

$2,172

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Thu 1/1

3:40 pm-11:57 pm

2 stops33h 17m

Washington, D.C. Reagan-National

Mon 1/5

3:10 pm-2:50 pm

2 stops22h 40m

$2,409

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Fri 1/2

4:50 pm-9:13 am

1 stop17h 23m

Washington, D.C. Reagan-National

Mon 1/5

6:00 am-3:05 pm

1 stop8h 05m

$2,548

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Wed 1/28

5:21 pm-11:09 am

2 stops18h 48m

$282

CastriesWashington, D.C.

UVF - DCA

UVFDCA

Castries Hewanorra

Fri 1/30

5:21 pm-9:45 pm

2 stops29h 24m

$296

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/18

Showing 1-10 of 16 results

Best time to book a flight from Saint Lucia to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Saint Lucia with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Saint Lucia to Washington, D.C. Reagan-National Airport

No data available for this route at this time. Please check back soon.

Related info for your journey

How long is the flight from Saint Lucia to Washington, D.C. Reagan-National Airport?
For as low as $1,513, Air Canada can have you in Washington, D.C. Reagan-National Airport from Saint Lucia in 17h 23m. The distance between Saint Lucia and Washington, D.C. Reagan-National Airport is about 1993 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
Can I find deals for flights from Saint Lucia to Reagan-National that include hotel bookings?
Yes. In addition to deals on Saint Lucia to Reagan-National flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Saint Lucia to Reagan-National?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Saint Lucia to Reagan-National.
Can I find deals for business class flights from Saint Lucia to Reagan-National?
Yes. Cheapflights offers flight deals from Saint Lucia to Reagan-National by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Alexandria

Woodbridge

Tysons

Arlington

Owings Mills

Springfield

Hanover

Silver Spring

Fredericksburg

Linthicum Heights

Rockville

Laurel

Towson

Manassas

National Harbor

Bowie

Largo

McLean

Clinton

Cordova

Browse thousands of different options on Cheapflights for your next trip

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

$282+ Cheap flights from Saint Lucia to Reagan-National (DCA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/28. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Saint Lucia to Reagan-National with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Saint Lucia to Reagan-National

Best flights from Saint Lucia to Reagan-NationalDiscover carefully curated flight deals from Saint Lucia to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 21, 2025.

Discover carefully curated flight deals from Saint Lucia to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 21, 2025.

Find flight deals from Saint Lucia to Reagan-National

Keep the following information in mind while searching for Saint Lucia to Reagan-National flight deals. Data was last updated December 21, 2025.

Round-trip from

One-way from

Cheapflights Fare Finder

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

Best time to book a flight from Saint Lucia to Reagan-National

Have a flexible travel schedule? Discover the best time to fly to Reagan-National from Saint Lucia with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Saint Lucia to Washington, D.C. Reagan-National Airport

Related info for your journey

Find useful and relevant information for your journey from Saint Lucia to Reagan-National. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Saint Lucia to Washington, D.C. Reagan-National Airport?

Can I find deals for flights from Saint Lucia to Reagan-National that include hotel bookings?

How can I find direct flights from Saint Lucia to Reagan-National?

Can I find deals for business class flights from Saint Lucia to Reagan-National?

Traveling to a place near Washington, D.C. Reagan-National Airport?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Saint Lucia to Reagan-National

See prices for flight routes from nearby airports that may be better suited for you.

100% Free

Book with Flexibility

Travel Smart

Best flights from Saint Lucia to Reagan-National
Discover carefully curated flight deals from Saint Lucia to Reagan-National that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 21, 2025.