HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Saint Lucia

$159+ Cheap flights from Baltimore (BWI) 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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — UVF
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Baltimore 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 Baltimore to Saint Lucia

Keep the following information in mind while searching for Baltimore to Saint Lucia flight deals. Data was last updated November 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$347
(Delta)

One-way from

$159
(American Airlines)

Popular in

November

Cheapest in

October

Average price

$1,756
Provider with most accurate pricing for Washington, D.C. (WAS)-Castries George F. L. Charle flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Castries George F. L. Charle flights.
Search Deals
From Baltimore/Washington to Saint Lucia
Search Deals
One-way flight from Baltimore/Washington to Saint Lucia
Search Deals
Highest demand for flights based on searches. 28% potential increase in price ($361 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 10% potential price decrease ($85 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Find flight deals from Baltimore to Saint Lucia

Cheapest flights from Baltimore to Saint Lucia
Explore the most affordable flight options available from Baltimore to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

This Delta deal was found by Cheapflights users on 11/23. 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.
Thu 11/277:00 amBWI - UVF
1 stop7h 39mDelta
Wed 12/34:56 pmUVF - BWI
1 stop8h 26mDelta
Deal found 11/23$347
This American Airlines deal was found by Cheapflights users on 11/26. 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.
Fri 11/288:21 pmBWI - UVF
2 stops15h 58mAmerican Airlines
Mon 12/14:52 pmUVF - BWI
1 stop17h 44mAmerican Airlines
Deal found 11/26$402
This American Airlines deal was found by Cheapflights users on 11/25. 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.
Mon 12/18:21 pmBWI - UVF
1 stop17h 43mAmerican Airlines
Sun 12/72:23 pmUVF - BWI
1 stop11h 06mAmerican Airlines
Deal found 11/25$472
This Delta deal was found by Cheapflights users on 11/26. 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.
Tue 12/26:00 amBWI - UVF
1 stop8h 36mDelta
Wed 12/104:56 pmUVF - BWI
1 stop8h 26mDelta
Deal found 11/26$509
This American Airlines deal was found by Cheapflights users on 11/24. 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.
Thu 12/116:00 amBWI - UVF
2 stops30h 19mAmerican Airlines
Sat 12/204:54 pmUVF - BWI
2 stops21h 11mAmerican Airlines
Deal found 11/24$576
This American Airlines deal was found by Cheapflights users on 11/24. 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.
Thu 12/116:00 amBWI - UVF
2 stops30h 19mAmerican Airlines
Sun 12/214:54 pmUVF - BWI
2 stops31h 58mAmerican Airlines
Deal found 11/24$581
This American Airlines deal was found by Cheapflights users on 11/23. 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.
Thu 11/275:21 pmBWI - UVF
1 stop21h 31mAmerican Airlines
Wed 12/34:53 pmUVF - BWI
2 stops21h 10mAmerican Airlines
Deal found 11/23$638
This American Airlines deal was found by Cheapflights users on 11/24. 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.
Thu 12/115:26 pmBWI - UVF
1 stop21h 27mAmerican Airlines
Fri 12/193:53 pmUVF - BWI
1 stop17h 50mAmerican Airlines
Deal found 11/24$641
This Delta deal was found by Cheapflights users on 11/24. 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.
Sat 11/297:00 amBWI - UVF
1 stop7h 39mDelta
Tue 12/24:56 pmUVF - BWI
1 stop8h 23mDelta
Deal found 11/24$671
This Mytrip deal was found by Cheapflights users on 11/23. 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.
Mon 12/2211:14 amBWI - SLU
3 stops20h 31mMultiple Airlines
Fri 12/267:10 pmSLU - BWI
3 stops29h 36mMultiple Airlines
Deal found 11/23$1,555

Cheapflights Fare Finder

 
Customize your flight search to find flights from Baltimore 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 November 26, 2025.
Use the filters below to find and compare flights from Baltimore to Saint Lucia that are best for you.

Fly from

Baltimore

Fly to

Saint Lucia

Route

Depart

Return

Price

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Sun 1/25

6:00 am-3:05 pm

1 stop8h 05m

Castries Hewanorra

Thu 1/29

4:25 pm-12:41 am

1 stop9h 16m

$347

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Fri 1/9

6:00 am-4:02 pm

1 stop9h 02m

Castries Hewanorra

Fri 1/16

4:06 pm-11:21 pm

1 stop8h 15m

$347

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Mon 1/26

6:00 am-3:05 pm

1 stop8h 05m

Castries Hewanorra

Sun 2/8

4:25 pm-9:24 am

1 stop17h 59m

$347

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Sun 1/25

6:00 am-3:05 pm

1 stop8h 05m

Castries Hewanorra

Thu 2/5

4:25 pm-12:41 am

1 stop9h 16m

$347

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Sun 1/25

6:00 am-3:05 pm

1 stop8h 05m

Castries Hewanorra

Wed 1/28

4:25 pm-9:24 am

1 stop17h 59m

$347

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Mon 1/26

6:00 am-3:05 pm

1 stop8h 05m

Castries Hewanorra

Thu 2/5

4:25 pm-12:41 am

1 stop9h 16m

$347

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Wed 1/21

6:00 am-3:05 pm

1 stop8h 05m

Castries Hewanorra

Wed 1/28

4:25 pm-12:41 am

1 stop9h 16m

$347

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Mon 1/26

6:00 am-3:05 pm

1 stop8h 05m

Castries Hewanorra

Wed 1/28

4:25 pm-9:24 am

1 stop17h 59m

$347

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Thu 1/29

2:46 pm-3:03 pm

1 stop23h 17m

Castries Hewanorra

Mon 2/2

4:06 pm-11:21 pm

1 stop8h 15m

$354

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

Mon 1/26

6:00 am-3:03 pm

1 stop8h 03m

Castries Hewanorra

Fri 1/30

5:02 pm-9:19 am

1 stop17h 17m

$407

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

Showing 1-10 of 22 results
1
2
3

Best time to book a flight from Baltimore to Saint Lucia

Have a flexible travel schedule? Discover the best time to fly to Saint Lucia from Baltimore 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 Baltimore to Saint Lucia

What is the cheapest month to book a flight from Baltimore to Saint Lucia?

Currently, November is the cheapest month in which you can book a flight from Baltimore to Saint Lucia (average of $179). Flying from Baltimore to Saint Lucia in June is currently the most expensive (average of $649). 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 BWI to LC?

Find hourly flight availability from Baltimore 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 November 26, 2025.

A simple way to save on the total cost of your ticket is to fly from Baltimore to Saint Lucia in the evening. If you’re flexible enough to do this you can expect to save up to 32% on your trip compared to booking a flight in the afternoon.

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 November 26, 2025.
See what other customers who have flown with Delta and American Airlines from Baltimore 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.
Delta
7.9
Good
7,998 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
7,998 reviews
Delta
7.9
Good
7,998 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,038 reviews
Delta
7.9
Good
7,998 reviews

Crew

8.5

Entertainment

7.9

Overall

7.9

Food

7.3

Boarding

8.1

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Baltimore 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 airport do you fly from for flights from Baltimore to Saint Lucia?

    For a flight from Baltimore to Saint Lucia, you will be flying from Baltimore/Washington. Baltimore/Washington (BWI) is just 8.5 mi from the center of the city.

  • How long is the flight from Baltimore to Saint Lucia?

    Departing from Baltimore to Saint Lucia will take you 8h 05m. Baltimore and Saint Lucia are separated by a distance of 2000 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Baltimore to Saint Lucia?

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

  • Can I find deals for business class flights from Baltimore to Saint Lucia?

    Yes. Cheapflights offers flight deals from Baltimore 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 Baltimore to Saint Lucia?

    Currently, November is the cheapest month in which you can book a flight from Baltimore to Saint Lucia (average of $179). Flying from Baltimore to Saint Lucia in June is currently the most expensive (average of $649). 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 Baltimore to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
Dulles Intl to Luis Munoz Marin Intl flights
Baltimore to Luis Munoz Marin Intl flights
Reagan-National to Luis Munoz Marin Intl flights
Philadelphia to Luis Munoz Marin Intl flights
Dulles Intl to Punta Cana flights
Baltimore to Punta Cana flights
Philadelphia to Punta Cana flights
Dulles Intl to Oranjestad flights
Reagan-National to Punta Cana flights
Dulles Intl to Saint Thomas Island flights
Baltimore to Oranjestad flights
Dulles Intl to Providenciales flights
Dulles Intl to Montego Bay flights
Dulles Intl to Nassau flights
Baltimore to Montego Bay flights
Philadelphia to Oranjestad flights
Philadelphia to Montego Bay flights
Philadelphia to Santo Domingo flights
Dulles Intl to Santo Domingo flights
Reagan-National to Oranjestad flights
Baltimore to Saint Thomas Island flights
Reagan-National to Nassau flights
Reagan-National to Saint Thomas Island flights
Philadelphia to Nassau flights
Baltimore to Nassau flights
Philadelphia to Saint Thomas Island flights
Dulles Intl to Simpson Bay flights
Reagan-National to Montego Bay flights
Baltimore to Providenciales flights
Dulles Intl to Castries flights
Reagan-National to Providenciales flights
Baltimore to Santo Domingo flights
Reagan-National to Simpson Bay flights
Dulles Intl to Willemstad flights
Philadelphia to Providenciales flights
Dulles Intl to George Town flights
Reagan-National to Santo Domingo flights
Philadelphia to Simpson Bay flights
Baltimore to Castries flights
Philadelphia to Bridgetown flights
Baltimore to George Town flights
Baltimore to Simpson Bay flights
Reagan-National to Castries flights
Dulles Intl to Ponce flights
Baltimore to Bridgetown flights
Reagan-National to Willemstad flights
Reagan-National to George Town flights
Baltimore to Willemstad flights
Philadelphia to Santiago de los Caballeros flights
Dulles Intl to Bridgetown flights

Top 2 airlines flying from Baltimore to Saint Lucia

Discover the top 2 airlines that operate flights from Baltimore 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 November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$525Average$834FlexibilityNo cancel feeOn-time71%
DeltaCheapest$542Average$768FlexibilityNo cancel feeOn-timeN/A

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.