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Saint Lucia

$161+ Cheap flights from Reagan-National (DCA) to Saint Lucia

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 6/15. Fares are subject to change and may not be available on all flights or dates of travel.
DCA — UVF
Jun 21 — Jun 281
Sun 6/21
Sun 6/28
1 adult, Economy
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Cheap flight deals from Reagan-National to Saint Lucia

Cheapest flights from Reagan-National to Saint Lucia
Explore the most affordable flight options available from Reagan-National to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 22, 2026.

This Expedia deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/156:00 am
DCA
-
UVF
2 stops32h 10m
Air Canada
Fri 6/193:15 pm
UVF
-
DCA
1 stop26h 57m
Air Canada
Deal found 5/19$388
This Gotogate deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:45 pm
DCA
-
UVF
2 stops25h 25m
Air Canada
Tue 6/93:05 pm
UVF
-
DCA
1 stop28h 53m
Air Canada
Deal found 5/20$394
This FlightHub deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/16:55 pm
DCA
-
UVF
1 stop19h 15m
Air Canada
Tue 6/233:15 pm
UVF
-
DCA
2 stops20h 45m
Air Canada
Deal found 5/19$426
This Expedia deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2712:45 pm
DCA
-
UVF
2 stops49h 20m
Air Canada
Tue 6/23:05 pm
UVF
-
DCA
1 stop17h 48m
Air Canada
Deal found 5/18$458
This FlightHub deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/228:40 pm
DCA
-
UVF
1 stop17h 40m
Air Canada
Fri 6/263:15 pm
UVF
-
DCA
1 stop17h 37m
Air Canada
Deal found 5/20$467
This Mytrip deal was found by Cheapflights users on 5/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1712:45 pm
DCA
-
UVF
2 stops49h 35m
Air Canada
Tue 6/233:15 pm
UVF
-
DCA
1 stop28h 42m
Air Canada
Deal found 5/17$476
This Gotogate deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/196:55 pm
DCA
-
SLU
2 stops24h 05m
Multiple Airlines
Sun 6/2112:35 pm
SLU
-
DCA
2 stops33h 56m
Multiple Airlines
Deal found 5/20$887
This Expedia deal was found by Cheapflights users on 5/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/46:59 am
DCA
-
SLU
2 stops12h 01m
Multiple Airlines
Sun 6/73:45 pm
SLU
-
DCA
2 stops54h 43m
Multiple Airlines
Deal found 5/20$925
This Gotogate deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/296:59 am
DCA
-
SLU
2 stops12h 01m
Multiple Airlines
Mon 6/112:35 pm
SLU
-
DCA
2 stops20h 18m
Multiple Airlines
Deal found 5/18$995
This Gotogate deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:59 am
DCA
-
SLU
2 stops12h 01m
Multiple Airlines
Tue 9/293:45 pm
SLU
-
DCA
2 stops52h 15m
Multiple Airlines
Deal found 5/16$1,076
This Gotogate deal was found by Cheapflights users on 5/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:59 am
DCA
-
SLU
2 stops12h 01m
Multiple Airlines
Thu 9/103:45 pm
SLU
-
DCA
2 stops41h 10m
Multiple Airlines
Deal found 5/19$1,079
This Orbitz deal was found by Cheapflights users on 5/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:00 am
DCA
-
SLU
2 stops30h 10m
Multiple Airlines
Mon 8/1712:35 pm
SLU
-
DCA
2 stops33h 56m
Multiple Airlines
Deal found 5/18$1,087

Find flight deals from Reagan-National to Saint Lucia

Keep the following information in mind while searching for Reagan-National to Saint Lucia flight deals. Data was last updated May 22, 2026.

Round-trip from

$388
(Expedia)

One-way from

$161
(Air Canada)

Popular in

November

Cheapest in

December

Average price

$905
From Washington, D.C. Reagan-National to Saint Lucia
Search Deals
One-way flight from Washington, D.C. Reagan-National to Saint Lucia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease ($89 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Reagan-National to Saint Lucia 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, Cheapflights users made 2,558,603 searches. Data last updated May 22, 2026.
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

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 8/6

8:40 pm-2:20 pm

1 stop17h 40m

Castries Hewanorra

Tue 8/11

3:05 pm-12:00 pm

2 stops20h 55m

$548

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 6/4

6:00 am-3:35 pm

1 stop9h 35m

Castries Hewanorra

Thu 6/25

1:50 pm-10:59 pm

1 stop9h 09m

$669

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sat 10/3

6:00 am-1:31 pm

1 stop7h 31m

Castries Hewanorra

Sat 10/10

2:35 pm-7:46 am

1 stop17h 11m

$739
Quickest round-trip

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 7/9

6:20 am-3:11 pm

1 stop8h 51m

Castries Hewanorra

Wed 7/15

1:57 pm-10:59 pm

1 stop9h 02m

$744

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 6/25

6:15 am-3:22 pm

1 stop9h 07m

Castries Hewanorra

Wed 7/1

1:50 pm-10:59 pm

1 stop9h 09m

$745

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sun 6/28

6:15 am-3:32 pm

1 stop9h 17m

Castries Hewanorra

Tue 6/30

1:50 pm-10:59 pm

1 stop9h 09m

$754

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sun 5/31

6:00 am-3:40 pm

1 stop9h 40m

Castries Hewanorra

Fri 6/26

1:50 pm-10:59 pm

1 stop9h 09m

$813

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Thu 6/4

6:00 am-3:35 pm

1 stop9h 35m

Castries Hewanorra

Sun 6/7

1:56 pm-10:59 pm

1 stop9h 03m

$818

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Fri 6/5

6:00 am-3:35 pm

1 stop9h 35m

Castries Hewanorra

Mon 6/22

1:50 pm-10:59 pm

1 stop9h 09m

$832

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

Sun 6/28

6:15 am-3:32 pm

1 stop9h 17m

Castries Hewanorra

Wed 7/1

1:50 pm-10:59 pm

1 stop9h 09m

$834

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/17

Showing 1-10 of 28 resultsSorted by cheapest first
1
2
3

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

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Reagan-National 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 Washington, D.C. Reagan-National Airport to Saint Lucia

What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Saint Lucia?

Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Saint Lucia (average of $179). Flying from Washington, D.C. Reagan-National Airport to Saint Lucia in August is currently the most expensive (average of $691). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Saint Lucia

Get insights into the airlines that provide service to Saint Lucia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Saint Lucia. Reviews last updated May 22, 2026.
See what other customers who have flown with JetBlue and American Airlines from Washington, D.C. Reagan-National Airport to Saint Lucia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
JetBlue
7.2
Good
2,981 reviews

Crew

7.9

Boarding

7.3

Comfort

7.5

Overall

7.2

Food

6.6

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
JetBlue
7.2
Good
2,981 reviews
JetBlue
7.2
Good
2,981 reviews

Crew

7.9

Boarding

7.3

Comfort

7.5

Overall

7.2

Food

6.6

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.
American Airlines
7.1
Good
11,642 reviews
JetBlue
7.2
Good
2,981 reviews

Crew

7.9

Boarding

7.3

Comfort

7.5

Overall

7.2

Food

6.6

Entertainment

7.2

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

FLL - ORH

I pay extra for an even more seat row 3, but the luggage area has no more spots so i have to place my luggage in row 10. This was totally un accepatable.

Related info for your journey

Find useful and relevant information for your journey from Reagan-National to Saint Lucia. 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 Washington, D.C. Reagan-National Airport to Saint Lucia?

    There are many flights that can get you from Washington, D.C. Reagan-National Airport to Saint Lucia in 7h 31m. Fly via Air Canada, JetBlue, or United Airlines to get the fastest option. The distance between Washington, D.C. Reagan-National Airport and Saint Lucia is about 1993 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from Washington, D.C. Reagan-National Airport to Saint Lucia?

    Currently, November is the cheapest month in which you can book a flight from Washington, D.C. Reagan-National Airport to Saint Lucia (average of $179). Flying from Washington, D.C. Reagan-National Airport to Saint Lucia in August is currently the most expensive (average of $691). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Reagan-National to Saint Lucia

Discover the top 2 airlines that operate flights from Reagan-National to Saint Lucia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated May 22, 2026.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$179Average$582FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$517Average$811FlexibilityNo cancel feeOn-time71%

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