HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Saint Lucia

$165+ Cheap flights from District of Columbia 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 8/6. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — UVF
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from District of Columbia to Saint Lucia 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 District of Columbia to Saint Lucia

Keep the following information in mind while searching for District of Columbia to Saint Lucia flight deals. Data was last updated junio 12, 2025.

Round-trip from

$373
(Air Canada)

One-way from

$165
(JetBlue)

Popular in

July

Cheapest in

January

Average price

$735
From District of Columbia to Saint Lucia
Search Deals
One-way flight from District of Columbia to Saint Lucia
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from District of Columbia to Saint Lucia

Cheapest flights from District of Columbia to Saint Lucia
Explore the most affordable flight options available from District of Columbia to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/238:18 amIAD - UVF
2 stops29h 57mAir Canada
mar. 9/93:10 pmUVF - IAD
1 stop25h 00mAir Canada
Deal found 6/10$373
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/114:35 pmDCA - UVF
2 stops21h 40mAir Canada
vie. 9/193:10 pmUVF - DCA
1 stop26h 54mAir Canada
Deal found 6/10$378
This JetBlue deal was found by Cheapflights users on 6/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/106:25 amDCA - UVF
1 stop7h 20mJetBlue
sáb. 9/132:06 pmUVF - DCA
1 stop8h 50mJetBlue
Deal found 6/10$431
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/96:45 amDCA - UVF
1 stop6h 35mAmerican Airlines
mar. 12/163:05 pmUVF - DCA
1 stop9h 54mAmerican Airlines
Deal found 6/11$567
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/95:00 amIAD - UVF
1 stop8h 20mAmerican Airlines
mar. 12/165:05 pmUVF - IAD
1 stop7h 50mAmerican Airlines
Deal found 6/11$567
This Mytrip deal was found by Cheapflights users on 6/11. 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.
lun. 8/115:40 pmIAD - UVF
3 stops20h 35mMultiple Airlines
vie. 8/153:10 pmUVF - IAD
1 stop18h 27mMultiple Airlines
Deal found 6/11$570
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 8/86:59 amDCA - UVF
1 stop7h 21mDelta
jue. 8/143:35 pmUVF - DCA
1 stop8h 11mDelta
Deal found 6/10$612
This WestJet deal was found by Cheapflights users on 6/11. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 8/206:45 pmIAD - UVF
2 stops19h 00mWestJet
dom. 8/242:35 pmUVF - IAD
2 stops27h 19mWestJet
Deal found 6/11$685
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 6/246:00 amIAD - UVF
1 stop8h 16mDelta
jue. 9/113:38 pmUVF - IAD
1 stop8h 29mDelta
Deal found 6/10$717
This United Airlines deal was found by Cheapflights users on 6/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 7/266:35 amIAD - UVF
1 stop8h 55mUnited Airlines
sáb. 8/212:55 pmUVF - IAD
1 stop11h 35mUnited Airlines
Deal found 6/10$737
This United Airlines deal was found by Cheapflights users on 6/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/26:25 amDCA - UVF
1 stop9h 05mUnited Airlines
sáb. 8/912:55 pmUVF - DCA
1 stop20h 02mUnited Airlines
Deal found 6/11$792
This Mytrip deal was found by Cheapflights users on 6/10. 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.
mié. 7/28:40 pmDCA - SLU
2 stops22h 20mMultiple Airlines
dom. 7/612:10 pmSLU - DCA
3 stops23h 53mMultiple Airlines
Deal found 6/10$842

Cheapflights Fare Finder

Customize your flight search to find flights from District of Columbia 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 junio 12, 2025.
Use the filters below to find and compare flights from District of Columbia to Saint Lucia that are best for you.

Fly from

District of Columbia

Fly to

Saint Lucia

Route

Depart

Return

Price

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

lun. 6/23

8:18 am-2:15 pm

2 stops29h 57m

Castries Hewanorra

mar. 9/9

3:10 pm-4:10 pm

1 stop25h 00m

$373

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

jue. 9/11

4:35 pm-2:15 pm

2 stops21h 40m

Castries Hewanorra

vie. 9/19

3:10 pm-6:04 pm

1 stop26h 54m

$378

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

mié. 9/10

6:25 am-1:45 pm

1 stop7h 20m

Castries Hewanorra

sáb. 9/13

2:06 pm-10:56 pm

1 stop8h 50m

$431

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

mar. 12/9

6:45 am-2:20 pm

1 stop6h 35m

Castries Hewanorra

mar. 12/16

3:05 pm-11:59 pm

1 stop9h 54m

$567

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

mar. 12/9

5:00 am-2:20 pm

1 stop8h 20m

Castries Hewanorra

mar. 12/16

5:05 pm-11:55 pm

1 stop7h 50m

$567

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

lun. 8/11

5:40 pm-2:15 pm

3 stops20h 35m

Castries Hewanorra

vie. 8/15

3:10 pm-9:37 am

1 stop18h 27m

$570

Washington, D.C.Castries

DCA - UVF

DCAUVF

Washington, D.C. Reagan-National

vie. 8/8

6:59 am-2:20 pm

1 stop7h 21m

Castries Hewanorra

jue. 8/14

3:35 pm-11:46 pm

1 stop8h 11m

$612

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

mié. 8/20

6:45 pm-1:45 pm

2 stops19h 00m

Castries Hewanorra

dom. 8/24

2:35 pm-5:54 pm

2 stops27h 19m

$685

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

mar. 6/24

6:00 am-2:16 pm

1 stop8h 16m

Castries Hewanorra

jue. 9/11

3:38 pm-12:07 am

1 stop8h 29m

$717

Washington, D.C.Castries

IAD - UVF

IADUVF

Washington, D.C. Dulles Intl

sáb. 7/26

6:35 am-3:30 pm

1 stop8h 55m

Castries Hewanorra

sáb. 8/2

12:55 pm-12:30 am

1 stop11h 35m

$737

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 21 results
1
2
3

Best time to book a flight from District of Columbia to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from District of Columbia 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 District of Columbia to Saint Lucia

What is the cheapest month to book a flight from District of Columbia to Saint Lucia?

Currently, January is the cheapest month in which you can book a flight from District of Columbia to Saint Lucia (average of $556). Flying from District of Columbia to Saint Lucia in December is currently the most expensive (average of $730). 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.

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

Find hourly flight availability from District of Columbia to Saint Lucia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from District of Columbia to Saint Lucia as you normally would.

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 junio 12, 2025.
See what other customers who have flown with Delta, United Airlines and JetBlue from District of Columbia to Saint Lucia have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
JetBlue
7.3
Good
2,925 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
WestJet
7.2
Good
2,868 reviews
Delta
8.0
Very good
7,950 reviews

Entertainment

7.9

Crew

8.5

Overall

8.0

Comfort

7.9

Boarding

8.2

Food

7.3

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What are the cheapest airlines to fly from District of Columbia to Saint Lucia one-way?

    For one-way options, check prices for JetBlue. According to our data, you can fly for as low as $165. Users have also found prices from $184 and $273 on Air Canada and American Airlines, respectively.

  • Can I find deals for flights from District of Columbia to Saint Lucia that include hotel bookings?

    Yes. In addition to deals on District of Columbia to Saint Lucia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from District of Columbia to Saint Lucia?

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

  • Can I find deals for business class flights from District of Columbia to Saint Lucia?

    Yes. Cheapflights offers flight deals from District of Columbia 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 District of Columbia to Saint Lucia?

    Currently, January is the cheapest month in which you can book a flight from District of Columbia to Saint Lucia (average of $556). Flying from District of Columbia to Saint Lucia in December is currently the most expensive (average of $730). 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

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

Alternative routes for District of Columbia to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Luis Munoz Marin Intl flights
John F Kennedy Intl to Santiago de los Caballeros flights
John F Kennedy Intl to Santo Domingo flights
Orlando to Luis Munoz Marin Intl flights
Newark to Luis Munoz Marin Intl flights
John F Kennedy Intl to Punta Cana flights
LaGuardia to Luis Munoz Marin Intl flights
Newark to Santiago de los Caballeros flights
John F Kennedy Intl to Montego Bay flights
Dallas/Fort Worth to Luis Munoz Marin Intl flights
Newark to Santo Domingo flights
Philadelphia to Luis Munoz Marin Intl flights
O'Hare Intl to Luis Munoz Marin Intl flights
Dulles Intl to Luis Munoz Marin Intl flights
Newark to Punta Cana flights
Boston to Luis Munoz Marin Intl flights
John F Kennedy Intl to Oranjestad flights
Baltimore to Luis Munoz Marin Intl flights
Reagan-National to Luis Munoz Marin Intl flights
Newark to Montego Bay flights
Newark to Oranjestad flights
Fort Lauderdale to Luis Munoz Marin Intl flights
Atlanta to Luis Munoz Marin Intl flights
Miami to Luis Munoz Marin Intl flights
Tampa to Luis Munoz Marin Intl flights
Hartford to Luis Munoz Marin Intl flights
Hobby to Luis Munoz Marin Intl flights
Raleigh to Luis Munoz Marin Intl flights
LaGuardia to Punta Cana flights
John F Kennedy Intl to Simpson Bay flights
Atlanta to Montego Bay flights
John F Kennedy Intl to Nassau flights
John F Kennedy Intl to Kingston flights
George Bush Intcntl to Luis Munoz Marin Intl flights
LaGuardia to Montego Bay flights
Dulles Intl to Punta Cana flights
Newark to Nassau flights
Boston to Oranjestad flights
Dallas/Fort Worth to Punta Cana flights
Newark to Simpson Bay flights
LaGuardia to Oranjestad flights
LaGuardia to Santo Domingo flights
Newark to Providenciales flights
Atlanta to Punta Cana flights
O'Hare Intl to Punta Cana flights
LaGuardia to Santiago de los Caballeros flights
Los Angeles to Luis Munoz Marin Intl flights
Dulles Intl to Montego Bay flights
John F Kennedy Intl to Bridgetown flights
Dallas/Fort Worth to Castries flights

Top 3 airlines flying from District of Columbia to Saint Lucia

Discover the top 3 airlines that operate flights from District of Columbia 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$225Average$709FlexibilityNo cancel feeOn-time62%
DeltaCheapest$385Average$751FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$535Average$761FlexibilityNo cancel feeOn-time71%

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.