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Saint Lucia

$133+ 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 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — UVF
Aug 6 — Aug 131
Wed 8/6
Wed 8/13
1 adult, Economy
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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 August 1, 2025.

Round-trip from

$354
(United Airlines)

One-way from

$133
(United Airlines)

Popular in

July

Cheapest in

March

Average price

$806

Good round-trip deal

$652 or less

Good one-way deal

$213 or less
From Massachusetts to Saint Lucia
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One-way flight from Massachusetts to Saint Lucia
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Highest demand for flights based on searches. 15% potential increase in price ($125 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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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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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 August 1, 2025.

This United Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 10/256:00 amBOS - UVF
1 stop7h 31mUnited Airlines
Sat 11/112:52 pmUVF - BOS
1 stop22h 42mUnited Airlines
Deal found 7/31$354
This American Airlines deal was found by Cheapflights users on 7/30. 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 8/165:54 amBOS - UVF
1 stop8h 01mAmerican Airlines
Sat 8/232:10 pmUVF - BOS
1 stop17h 43mAmerican Airlines
Deal found 7/30$451
This JetBlue deal was found by Cheapflights users on 7/31. 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.
Wed 11/127:00 amBDL - UVF
1 stop6h 56mJetBlue
Wed 11/194:55 pmUVF - BDL
1 stop8h 06mJetBlue
Deal found 7/31$465
This Priceline deal was found by Cheapflights users on 7/30. 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.
Fri 8/296:00 amBOS - UVF
1 stop8h 15mAir Canada
Fri 9/53:10 pmUVF - BOS
1 stop24h 49mAir Canada
Deal found 7/30$468
This Expedia deal was found by Cheapflights users on 7/31. 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.
Sat 10/258:35 pmBOS - UVF
1 stop17h 21mJetBlue
Sat 11/13:42 pmUVF - BOS
Nonstop5h 02mJetBlue
Deal found 7/31$499
This American Airlines deal was found by Cheapflights users on 7/29. 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 9/125:29 pmALB - UVF
2 stops20h 48mAmerican Airlines
Fri 9/193:17 pmUVF - ALB
2 stops27h 22mAmerican Airlines
Deal found 7/29$597
This Mytrip deal was found by Cheapflights users on 7/29. 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 9/1710:20 amBOS - UVF
2 stops51h 55mMultiple Airlines
Sun 9/212:35 pmUVF - BOS
2 stops18h 55mMultiple Airlines
Deal found 7/29$600
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Wed 11/125:24 pmBDL - UVF
2 stops18h 57mAmerican Airlines
Wed 11/194:50 pmUVF - BDL
2 stops24h 37mAmerican Airlines
Deal found 7/31$605
This Delta deal was found by Cheapflights users on 7/29. 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.
Fri 9/126:07 amALB - UVF
1 stop8h 16mDelta
Fri 9/193:38 pmUVF - ALB
2 stops25h 08mDelta
Deal found 7/29$628
This Mytrip deal was found by Cheapflights users on 7/30. 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.
Thu 9/1110:00 amBOS - SLU
3 stops25h 30mMultiple Airlines
Sun 9/145:00 amSLU - BOS
3 stops17h 47mMultiple Airlines
Deal found 7/30$792
This American Airlines deal was found by Cheapflights users on 7/31. 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 12/213:25 pmORH - UVF
2 stops21h 55mAmerican Airlines
Sun 12/285:10 pmUVF - ORH
2 stops22h 43mAmerican Airlines
Deal found 7/31$837
This Mytrip deal was found by Cheapflights users on 7/30. 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.
Sun 11/96:00 amBDL - UVF
3 stops33h 25mMultiple Airlines
Sun 11/165:15 pmUVF - BDL
2 stops23h 05mMultiple Airlines
Deal found 7/30$1,227

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 August 1, 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 10/25

6:00 am-1:31 pm

1 stop7h 31m

Castries Hewanorra

Sat 11/1

12:52 pm-11:34 am

1 stop22h 42m

$354

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Mon 9/8

4:45 pm-2:15 pm

1 stop21h 30m

Castries Hewanorra

Fri 9/12

3:10 pm-6:10 pm

1 stop27h 00m

$408

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sat 8/16

5:54 am-1:55 pm

1 stop8h 01m

Castries Hewanorra

Sat 8/23

2:10 pm-7:53 am

1 stop17h 43m

$451

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Sat 10/25

8:35 pm-1:56 pm

1 stop17h 21m

Castries Hewanorra

Sat 11/1

3:42 pm-8:44 pm

Nonstop5h 02m

$499

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 11/11

6:00 am-3:10 pm

1 stop8h 10m

Castries Hewanorra

Tue 11/18

4:35 pm-1:00 am

1 stop9h 25m

$576

AlbanyCastries

ALB - UVF

ALBUVF

Albany Intl

Fri 9/12

5:29 pm-2:17 pm

2 stops20h 48m

Castries Hewanorra

Fri 9/19

3:17 pm-6:39 pm

2 stops27h 22m

$597

BostonCastries

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 9/17

10:20 am-2:15 pm

2 stops51h 55m

Castries Hewanorra

Sun 9/21

2:35 pm-9:30 am

2 stops18h 55m

$600

AlbanyCastries

ALB - UVF

ALBUVF

Albany Intl

Fri 9/12

6:07 am-2:23 pm

1 stop8h 16m

Castries Hewanorra

Fri 9/19

3:38 pm-4:46 pm

2 stops25h 08m

$628

HartfordCastries

BDL - UVF

BDLUVF

Hartford Bradley Intl

Sun 9/14

5:43 am-2:17 pm

1 stop8h 34m

Castries Hewanorra

Sun 9/21

3:17 pm-6:48 pm

2 stops27h 31m

$747

BostonCastries

BOS - SLU

BOSSLU

Boston Logan Intl

Thu 9/11

10:00 am-11:30 am

3 stops25h 30m

Castries George F. L. Charle

Sun 9/14

5:00 am-10:47 pm

3 stops17h 47m

$792

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 20 results
1
2

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, January is the cheapest month in which you can book a flight from Massachusetts to Saint Lucia (average of $556). Flying from Massachusetts 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 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 August 1, 2025.

When flying from Massachusetts to Saint Lucia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 August 1, 2025.
Read reviews from past customers who have flown Delta, United Airlines, and JetBlue from Massachusetts to Saint Lucia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

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
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

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
8,900 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

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
2,914 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

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
7,981 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

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!
Air Canada
7.1
Good
9,851 reviews
Delta
8.0
Very good
7,981 reviews

Boarding

8.2

Entertainment

7.9

Crew

8.5

Comfort

7.9

Food

7.3

Overall

8.0

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 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.

  • What are the cheapest airlines to fly from Massachusetts to Saint Lucia one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $133. However, be on the lookout for offers from Air Canada and American Airlines, as they are both options that can get you from Massachusetts to Saint Lucia for a low price.

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

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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 August 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$361Average$587FlexibilityNo cancel feeOn-time69%
JetBlueCheapest$363Average$642FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$386Average$653FlexibilityNo cancel feeOn-time71%
DeltaCheapest$387Average$682FlexibilityNo cancel feeOn-timeN/A
Air CanadaCheapest$457Average$531FlexibilityNo cancel feeOn-time67%

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