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Saint Lucia

$108+ Cheap flights from Massachusetts 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — UVF
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Find flight deals from Massachusetts to Saint Lucia

Cheapest flights from Massachusetts to Saint Lucia
Explore the most affordable flight options available from Massachusetts to Saint Lucia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This American Airlines deal was found by Cheapflights users on 11/1. 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.
Tue 12/26:30 amBOS - UVF
1 stop7h 34mAmerican Airlines
Sat 12/64:53 pmUVF - BOS
1 stop9h 06mAmerican Airlines
Deal found 11/1$327
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Sat 11/295:40 amBOS - UVF
2 stops33h 12mAmerican Airlines
Sat 12/63:16 pmUVF - BOS
1 stop19h 13mAmerican Airlines
Deal found 11/3$365
This Priceline deal was found by Cheapflights users on 11/2. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/297:15 amBOS - UVF
Nonstop4h 49mJetBlue
Thu 12/44:57 pmUVF - BOS
1 stop8h 06mJetBlue
Deal found 11/2$379
This Trip.com deal was found by Cheapflights users on 11/3. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/297:15 amBOS - UVF
Nonstop4h 49mJetBlue
Sat 12/64:41 pmUVF - BOS
Nonstop5h 09mJetBlue
Deal found 11/3$412
This American Airlines deal was found by Cheapflights users on 11/3. 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 11/176:30 amBOS - UVF
1 stop7h 34mAmerican Airlines
Thu 11/204:52 pmUVF - BOS
1 stop8h 59mAmerican Airlines
Deal found 11/3$417
This American Airlines deal was found by Cheapflights users on 11/2. 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 12/17:09 pmBOS - UVF
2 stops18h 55mAmerican Airlines
Sat 12/64:53 pmUVF - BOS
1 stop9h 06mAmerican Airlines
Deal found 11/2$432
This Priceline deal was found by Cheapflights users on 11/1. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/25:15 amBOS - UVF
1 stop9h 27mJetBlue
Sat 12/64:41 pmUVF - BOS
Nonstop5h 09mJetBlue
Deal found 11/1$433
This American Airlines deal was found by Cheapflights users on 11/1. 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 12/17:09 pmBOS - UVF
2 stops18h 55mAmerican Airlines
Sun 12/73:57 pmUVF - BOS
2 stops19h 20mAmerican Airlines
Deal found 11/1$437
This Expedia deal was found by Cheapflights users on 11/1. 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.
Sun 11/167:05 amBDL - UVF
1 stop6h 52mJetBlue
Sat 11/226:24 pmUVF - BDL
1 stop29h 18mJetBlue
Deal found 11/1$525
This American Airlines deal was found by Cheapflights users on 11/1. 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.
Sun 11/166:09 amBDL - UVF
1 stop7h 51mAmerican Airlines
Sat 11/222:19 pmUVF - BDL
2 stops20h 03mAmerican Airlines
Deal found 11/1$545
This American Airlines deal was found by Cheapflights users on 11/2. 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 11/136:54 pmBDL - UVF
2 stops19h 58mAmerican Airlines
Mon 11/174:52 pmUVF - BDL
2 stops19h 27mAmerican Airlines
Deal found 11/2$696
This American Airlines deal was found by Cheapflights users on 11/2. 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.
Sun 11/95:37 amBDL - UVF
1 stop9h 15mAmerican Airlines
Sun 11/164:04 pmUVF - BDL
2 stops20h 30mAmerican Airlines
Deal found 11/2$701

Cheap flight deals from Massachusetts to Saint Lucia

Keep the following information in mind while searching for Massachusetts to Saint Lucia flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$317
(Delta)

One-way from

$108
(Delta)

Popular in

December

Cheapest in

March

Average price

$576

Good round-trip deal

$502 or less

Good one-way deal

$148 or less
Provider with most accurate pricing for Boston Logan Intl-Castries George F. L. Charle flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Castries George F. L. Charle flights.
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From Massachusetts to Saint Lucia
Search Deals
One-way flight from Massachusetts to Saint Lucia
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($14 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from Massachusetts to Saint Lucia.
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Price to beat on a one-way flight from Massachusetts to Saint Lucia.
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Massachusetts 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 3, 2025.
Use the filters below to find and compare flights from Massachusetts to Saint Lucia that are best for you.

Fly from

Massachusetts

Fly to

Saint Lucia

Route

Depart

Return

Price

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sat 1/24

6:00 am-1:46 pm

1 stop6h 46m

Castries Hewanorra

Sat 1/31

3:10 pm-9:29 am

1 stop19h 19m

$333

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 2/17

6:49 pm-4:02 pm

2 stops20h 13m

Castries Hewanorra

Thu 2/19

5:02 pm-7:25 pm

2 stops27h 23m

$406

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Fri 1/9

6:23 pm-4:02 pm

2 stops20h 39m

Castries Hewanorra

Sat 1/17

5:02 pm-11:21 am

2 stops19h 19m

$417

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sun 1/11

7:30 am-3:43 pm

1 stop7h 13m

Castries Hewanorra

Tue 1/20

4:40 pm-12:16 am

1 stop8h 36m

$420

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Mon 1/12

5:10 am-3:15 pm

1 stop9h 05m

Castries Hewanorra

Tue 1/20

4:40 pm-12:16 am

1 stop8h 36m

$420

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 1/14

5:35 am-3:05 pm

1 stop8h 30m

Castries Hewanorra

Fri 1/23

4:25 pm-10:02 am

1 stop18h 37m

$442

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 12/10

5:40 am-2:57 pm

1 stop8h 17m

Castries Hewanorra

Fri 12/19

2:20 pm-6:34 pm

Nonstop5h 14m

$447

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Fri 1/9

7:30 am-3:43 pm

1 stop7h 13m

Castries Hewanorra

Sat 1/17

4:40 pm-8:50 pm

Nonstop5h 10m

$447

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 12/10

5:40 am-2:57 pm

1 stop8h 17m

Castries Hewanorra

Wed 12/17

4:57 pm-12:03 am

1 stop8h 06m

$453

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Fri 1/16

7:30 am-3:43 pm

1 stop7h 13m

Castries Hewanorra

Wed 1/21

4:40 pm-12:16 am

1 stop8h 36m

$457

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 44 results
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Best time to book a flight from Massachusetts to Saint Lucia

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

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

Currently, May is the cheapest month in which you can book a flight from Massachusetts to Saint Lucia (average of $214). Flying from Massachusetts to Saint Lucia in September is currently the most expensive (average of $543). 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 MA to LC?

Find hourly flight availability from Massachusetts 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 3, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 26% on flights from Massachusetts to Saint Lucia by exploring options for tickets in the afternoon.

Related info for your journey

Find useful and relevant information for your journey from Massachusetts 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 Massachusetts to Saint Lucia?

    There are many flights that can get you from Massachusetts to Saint Lucia in 6h 46m. Fly via American Airlines or JetBlue to get the fastest option. The distance from Massachusetts to Saint Lucia is about 2066 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 Massachusetts to Saint Lucia that include hotel bookings?

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Massachusetts to Saint Lucia (average of $214). Flying from Massachusetts to Saint Lucia in September is currently the most expensive (average of $543). 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

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Alternative routes for Massachusetts to Saint Lucia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Massachusetts to Saint Lucia

Discover the top 5 airlines that operate flights from Massachusetts 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 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$371Average$656FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$385Average$587FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$386Average$646FlexibilityNo cancel feeOn-time71%
DeltaCheapest$387Average$713FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$457Average$531FlexibilityNo cancel feeOn-time67%

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