HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Saint Lucia

$173+ 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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
BWI — UVF
juin 17 — juin 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 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 juin 12, 2025.

Round-trip from

$447
(Delta)

One-way from

$173
(Delta)

Popular in

July

Cheapest in

January

Average price

$735
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. 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 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 juin 12, 2025.

This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 8/227:00 amBWI - UVF
1 stop7h 15mDelta
ven. 8/293:35 pmUVF - BWI
1 stop8h 46mDelta
Deal found 6/11$447
This American Airlines deal was found by Cheapflights users on 6/12. 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.
ven. 8/226:20 pmBWI - UVF
2 stops19h 35mAmerican Airlines
lun. 8/253:35 pmUVF - BWI
1 stop8h 33mAmerican Airlines
Deal found 6/12$452
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.
sam. 8/96:15 amBWI - UVF
1 stop9h 15mUnited Airlines
sam. 8/1612:55 pmUVF - BWI
1 stop21h 14mUnited Airlines
Deal found 6/11$545
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.
lun. 8/185:45 amBWI - UVF
3 stops32h 30mMultiple Airlines
ven. 8/223:10 pmUVF - BWI
3 stops21h 46mMultiple Airlines
Deal found 6/10$644
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.
mar. 6/242:15 pmBWI - SLU
3 stops46h 55mMultiple Airlines
sam. 9/136:20 pmSLU - BWI
2 stops28h 00mMultiple Airlines
Deal found 6/10$897

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 juin 12, 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

ven. 8/22

7:00 am-2:15 pm

1 stop7h 15m

Castries Hewanorra

dim. 8/24

3:35 pm-12:21 am

1 stop8h 46m

$447

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

ven. 8/22

6:20 pm-1:55 pm

2 stops19h 35m

Castries Hewanorra

lun. 8/25

3:35 pm-12:08 am

1 stop8h 33m

$452

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

sam. 8/9

6:15 am-3:30 pm

1 stop9h 15m

Castries Hewanorra

sam. 8/16

12:55 pm-10:09 am

1 stop21h 14m

$545

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

lun. 8/18

5:45 am-2:15 pm

3 stops32h 30m

Castries Hewanorra

ven. 8/22

3:10 pm-12:56 pm

3 stops21h 46m

$644

BaltimoreCastries

BWI - SLU

BWISLU

Baltimore/Washington

mar. 6/24

2:15 pm-1:10 pm

3 stops46h 55m

Castries George F. L. Charle

sam. 9/13

6:20 pm-10:20 pm

2 stops28h 00m

$897

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

mar. 8/19

5:40 am-2:15 pm

1 stop8h 35m

$173

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

jeu. 8/7

7:45 pm-1:57 pm

1 stop18h 12m

$206

BaltimoreCastries

BWI - UVF

BWIUVF

Baltimore/Washington

mer. 8/6

11:53 am-1:45 pm

2 stops25h 52m

$307

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

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, January is the cheapest month in which you can book a flight from Baltimore to Saint Lucia (average of $556). Flying from Baltimore 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 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 juin 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Baltimore 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 juin 12, 2025.
To help decide which airline to fly from Baltimore to Saint Lucia, see what other customers have to say about Delta, United Airlines and American Airlines. 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
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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
7,946 reviews

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Overall

8.0

Food

7.3

Crew

8.5

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 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.

  • 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, January is the cheapest month in which you can book a flight from Baltimore to Saint Lucia (average of $556). Flying from Baltimore 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 Baltimore to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
Philadelphia to Luis Munoz Marin Intl flights
Dulles Intl to Luis Munoz Marin Intl flights
Baltimore to Luis Munoz Marin Intl flights
Reagan-National to Luis Munoz Marin Intl flights
Dulles Intl to Punta Cana flights
Dulles Intl to Montego Bay flights
Dulles Intl to Oranjestad flights
Philadelphia to Punta Cana flights
Philadelphia to Oranjestad flights
Philadelphia to Montego Bay flights
Baltimore to Montego Bay flights
Baltimore to Oranjestad flights
Baltimore to Punta Cana flights
Dulles Intl to Saint Thomas Island flights
Reagan-National to Punta Cana flights
Dulles Intl to Providenciales flights
Reagan-National to Montego Bay flights
Dulles Intl to Nassau flights
Dulles Intl to Simpson Bay flights
Reagan-National to Oranjestad flights
Baltimore to Saint Thomas Island flights
Reagan-National to Nassau flights
Dulles Intl to Santo Domingo flights
Dulles Intl to Castries flights
Philadelphia to Nassau flights
Reagan-National to Saint Thomas Island flights
Baltimore to Santo Domingo flights
Philadelphia to Santo Domingo flights
Reagan-National to Simpson Bay flights
Philadelphia to Castries flights
Baltimore to Simpson Bay flights
Baltimore to Nassau flights
Dulles Intl to Willemstad flights
Reagan-National to Providenciales flights
Philadelphia to Providenciales flights
Baltimore to Providenciales flights
Philadelphia to Saint Thomas Island flights
Dulles Intl to Bridgetown flights
Philadelphia to Simpson Bay flights
Reagan-National to Castries flights
Reagan-National to Santo Domingo flights
Baltimore to Castries flights
Dulles Intl to George Town flights
Baltimore to Bridgetown flights
Reagan-National to Bridgetown flights
Reagan-National to Puerto Plata flights
Dulles Intl to Port of Spain flights
Baltimore to Willemstad flights
Reagan-National to Christiansted flights
Reagan-National to Port of Spain 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 juin 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$542Average$714FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$560Average$778FlexibilityNo 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.