Cheap flights from Boston (BOS) to Saint Lucia from $173

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 6/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BOS — UVF
May 29 — Jun 51

How far in advance should I book a flight from Boston to Saint Lucia?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 19 days in advance, which can save you up to 67% on flights from Boston to Saint Lucia compared to booking the week you need them. Waiting 19 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $430. For sooner than that we have options available in the next 3 days from $658.

What is the cheapest month to fly from Boston to Saint Lucia?

September is one of the best times of the year to fly to Saint Lucia from Boston. Prices for September average $824 per person but you can even find prices for as low as $525. The most expensive prices can be found in the month of August. Opting for a September flight can save you 26% on your journey compared to booking in August

When is the cheapest time to fly from Boston to Saint Lucia (BOS - LC)?

When flying from Boston 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.

Cheap Air Canada flights from Boston to Saint Lucia

Explore cheap flight options specifically provided by Air Canada for the route between Boston and Saint Lucia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Check out some of the cheapest Air Canada flights we've come across from Boston to Saint Lucia. Come back soon if you're not finding the exact deal you're looking for.
Wed 6/56:05 amBOS - UVF
1 stop8h 25mAir Canada
Sun 6/93:30 pmUVF - BOS
1 stop23h 33mAir Canada
Deal found 5/23$519
Wed 6/56:05 amBOS - UVF
1 stop8h 25mAir Canada
Sun 6/93:30 pmUVF - BOS
2 stops29h 58mAir Canada
Deal found 5/23$524
Wed 8/286:05 amBOS - UVF
1 stop8h 25mAir Canada
Sun 9/13:30 pmUVF - BOS
1 stop17h 59mAir Canada
Deal found 5/23$568
Wed 8/286:05 amBOS - UVF
1 stop8h 25mAir Canada
Sun 9/13:30 pmUVF - BOS
1 stop17h 59mAir Canada
Deal found 5/22$569

Cheap American Airlines flights from Boston to Saint Lucia

Explore cheap flight options specifically provided by American Airlines for the route between Boston and Saint Lucia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Some of the lowest-priced American Airlines flights we've found at this time heading from Boston to Saint Lucia. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Tue 10/15:35 pmBOS - UVF
2 stops20h 25mAmerican Airlines
Fri 10/43:34 pmUVF - BOS
2 stops21h 50mAmerican Airlines
Deal found 5/21$409
Tue 10/15:35 pmBOS - UVF
2 stops20h 25mAmerican Airlines
Fri 10/43:34 pmUVF - BOS
1 stop8h 55mAmerican Airlines
Deal found 5/21$410
Tue 10/11:15 pmBOS - UVF
1 stop24h 45mAmerican Airlines
Fri 10/43:34 pmUVF - BOS
1 stop8h 55mAmerican Airlines
Deal found 5/21$414
Mon 7/226:13 pmBOS - UVF
1 stop18h 22mAmerican Airlines
Sat 7/271:35 pmUVF - BOS
1 stop11h 10mAmerican Airlines
Deal found 5/23$479
Wed 10/235:35 pmBOS - UVF
2 stops20h 02mAmerican Airlines
Wed 10/302:11 pmUVF - BOS
1 stop10h 10mAmerican Airlines
Deal found 5/22$495
Tue 10/19:15 amBOS - UVF
2 stops28h 45mAmerican Airlines
Tue 10/83:34 pmUVF - BOS
1 stop8h 55mAmerican Airlines
Deal found 5/22$496
Tue 10/19:24 amBOS - UVF
1 stop28h 36mAmerican Airlines
Tue 10/83:34 pmUVF - BOS
1 stop8h 55mAmerican Airlines
Deal found 5/22$502
Sat 6/156:16 pmBOS - UVF
1 stop18h 09mAmerican Airlines
Wed 6/193:40 pmUVF - BOS
1 stop9h 06mAmerican Airlines
Deal found 5/22$504
Sat 8/105:59 amBOS - UVF
1 stop7h 35mAmerican Airlines
Mon 8/263:39 pmUVF - BOS
2 stops16h 49mAmerican Airlines
Deal found 5/22$507

Cheap Boston to Saint Lucia flights in May & June 2024

Find cheap flight options from Boston to Saint Lucia specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,725,499 searches. Prices were last updated on May 24, 2024.
These are some of the best deals we've found on flights to Saint Lucia in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Sat 6/87:40 pmBOS - UVF
1 stop18h 50mAir Canada
Wed 6/123:30 pmUVF - BOS
1 stop17h 58mAir Canada
Deal found 5/23$486
Thu 6/206:16 pmBOS - UVF
1 stop18h 09mAmerican Airlines
Thu 7/113:35 pmUVF - BOS
1 stop9h 17mAmerican Airlines
Deal found 5/23$504
Thu 6/206:16 pmBOS - UVF
1 stop18h 09mAmerican Airlines
Thu 6/271:25 pmUVF - BOS
1 stop11h 28mAmerican Airlines
Deal found 5/23$506
Sat 6/156:16 pmBOS - UVF
1 stop18h 09mAmerican Airlines
Wed 6/193:08 pmUVF - BOS
2 stops18h 19mAmerican Airlines
Deal found 5/23$509
Thu 6/206:16 pmBOS - UVF
1 stop18h 09mAmerican Airlines
Thu 6/271:25 pmUVF - BOS
2 stops19h 00mAmerican Airlines
Deal found 5/23$510
Sat 6/86:10 pmBOS - UVF
2 stops20h 20mAir Canada
Wed 6/123:30 pmUVF - BOS
2 stops23h 08mAir Canada
Deal found 5/23$514
Thu 6/274:26 pmBOS - UVF
1 stop19h 59mAmerican Airlines
Mon 7/13:08 pmUVF - BOS
1 stop9h 44mAmerican Airlines
Deal found 5/23$516
Sat 6/14:05 pmBOS - UVF
1 stop22h 25mAir Canada
Wed 6/53:30 pmUVF - BOS
1 stop23h 38mAir Canada
Deal found 5/23$519
Thu 6/274:26 pmBOS - UVF
1 stop19h 59mAmerican Airlines
Mon 7/13:08 pmUVF - BOS
2 stops17h 11mAmerican Airlines
Deal found 5/23$521

Boston to Saint Lucia 2024 flight deals

Discover exclusive flight deals for travel between Boston and Saint Lucia in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
These are some of the best deals we've found on flights to Saint Lucia in 2024 at this time. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 8/75:57 amBOS - UVF
1 stop8h 37mAmerican Airlines
Wed 8/141:40 pmUVF - BOS
1 stop9h 57mAmerican Airlines
Deal found 5/23$452
Wed 8/75:57 amBOS - UVF
1 stop8h 37mAmerican Airlines
Wed 8/141:40 pmUVF - BOS
2 stops18h 49mAmerican Airlines
Deal found 5/23$457
Fri 12/66:03 pmBOS - UVF
1 stop17h 26mAmerican Airlines
Wed 12/115:04 pmUVF - BOS
1 stop17h 16mAmerican Airlines
Deal found 5/23$477
Thu 12/57:35 pmBOS - UVF
1 stop18h 45mDelta
Fri 12/134:40 pmUVF - BOS
1 stop19h 25mDelta
Deal found 5/23$479
Tue 8/137:18 pmBOS - UVF
2 stops17h 22mAmerican Airlines
Sun 8/183:39 pmUVF - BOS
2 stops17h 39mAmerican Airlines
Deal found 5/23$480
Wed 8/75:19 pmBOS - UVF
2 stops19h 21mAmerican Airlines
Wed 8/141:40 pmUVF - BOS
2 stops18h 48mAmerican Airlines
Deal found 5/23$482
Sat 6/87:40 pmBOS - UVF
1 stop18h 50mAir Canada
Wed 6/123:30 pmUVF - BOS
1 stop17h 58mAir Canada
Deal found 5/23$486
Wed 10/236:00 amBOS - UVF
1 stop8h 20mDelta
Wed 10/303:40 pmUVF - BOS
1 stop9h 34mDelta
Deal found 5/23$490
Wed 10/235:35 pmBOS - UVF
2 stops20h 02mAmerican Airlines
Wed 10/302:11 pmUVF - BOS
1 stop10h 10mAmerican Airlines
Deal found 5/23$495

Non-stop flights to Saint Lucia from Boston

Discover non-stop flight options from Boston to Saint Lucia. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
To help reduce your travel time, choose from one of these non-stop flights from Boston to Saint Lucia. Those looking to potentially save on 1 or 2-stop flights from Boston to Saint Lucia should utilize the search form at the the top of the page.
Sat 11/210:30 amBOS - UVF
Nonstop4h 59mJetBlue
Sat 11/95:50 pmUVF - BOS
Nonstop5h 19mJetBlue
Deal found 5/23$741

Boston to Saint Lucia flights leaving soon

Find last-minute flight options from Boston to Saint Lucia for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Book one of these great deals on flights from Boston to Saint Lucia. Users should examine the flight details to ensure there are no surprises.
Sat 6/14:05 pmBOS - UVF
1 stop22h 25mAir Canada
Wed 6/53:30 pmUVF - BOS
1 stop23h 38mAir Canada
Deal found 5/23$519
Sun 6/25:45 amBOS - UVF
1 stop7h 54mJetBlue
Thu 6/63:01 pmUVF - BOS
1 stop9h 21mJetBlue
Deal found 5/23$616
Sun 6/210:40 amBOS - SLU
3 stops30h 50mMultiple Airlines
Thu 6/612:50 pmSLU - BOS
2 stops32h 38mMultiple Airlines
Deal found 5/23$948
Sun 6/24:54 pmBOS - UVF
2 stops21h 06mAmerican Airlines
Thu 6/63:40 pmUVF - BOS
2 stops16h 45mAmerican Airlines
Deal found 5/23$962
Sun 6/210:40 amBOS - SLU
3 stops30h 50mMultiple Airlines
Thu 6/612:50 pmSLU - BOS
3 stops24h 13mMultiple Airlines
Deal found 5/23$1,005
Sun 6/27:40 pmBOS - SLU
2 stops21h 50mMultiple Airlines
Thu 6/612:50 pmSLU - BOS
2 stops32h 38mMultiple Airlines
Deal found 5/23$1,063
Sun 6/27:40 pmBOS - SLU
2 stops21h 50mMultiple Airlines
Thu 6/612:50 pmSLU - BOS
2 stops32h 38mMultiple Airlines
Deal found 5/23$1,064

One-way flights to Saint Lucia from Boston

Search for one-way flight options from Boston to Saint Lucia. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,725,499 searches. Data last updated May 24, 2024.
Take a look at some of the one-way flights we've detected from Boston to Saint Lucia. Users can also find round-trip Boston to Saint Lucia flights by using the search form above.
Sat 6/86:00 amBOS - UVF
1 stop7h 31mUnited Airlines
Deal found 5/23$173
Sat 6/83:35 pmBOS - UVF
2 stops22h 55mAir Canada
Deal found 5/23$212
Sat 6/810:41 amBOS - UVF
3 stops27h 49mMultiple Airlines
Deal found 5/23$253
Sat 6/86:10 amBOS - SLU
3 stops16h 00mMultiple Airlines
Deal found 5/23$426
Sat 6/86:05 amBOS - SLU
2 stops29h 40mMultiple Airlines
Deal found 5/23$779

Find flights from Boston to Saint Lucia within your budget

Customize your flight search to find flights from Boston 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 2,725,499 searches. Data last updated May 24, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$409 - $595

Route

Depart

Return

Price

Boston Logan IntlCastries Hewanorra

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 10/1

2 stops20h 25m

Castries Hewanorra

Fri 10/4

2 stops21h 50m

$409

Boston Logan IntlCastries Hewanorra

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 10/1

2 stops20h 25m

Castries Hewanorra

Fri 10/4

1 stop8h 55m

$410

Boston Logan IntlCastries Hewanorra

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 10/1

1 stop24h 45m

Castries Hewanorra

Fri 10/4

1 stop8h 55m

$414

Boston Logan IntlCastries Hewanorra

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 10/23

1 stop8h 20m

Castries Hewanorra

Wed 10/30

1 stop9h 34m

$490

Boston Logan IntlCastries Hewanorra

BOS - UVF

BOSUVF

Boston Logan Intl

Thu 6/13

1 stop8h 39m

Castries Hewanorra

Tue 6/18

1 stop8h 14m

$506

Boston Logan IntlCastries Hewanorra

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 6/5

1 stop8h 25m

Castries Hewanorra

Sun 6/9

1 stop23h 33m

$519

Boston Logan IntlCastries Hewanorra

BOS - UVF

BOSUVF

Boston Logan Intl

Wed 6/5

1 stop8h 25m

Castries Hewanorra

Sun 6/9

2 stops29h 58m

$524

Boston Logan IntlCastries Hewanorra

BOS - UVF

BOSUVF

Boston Logan Intl

Tue 7/9

1 stop8h 10m

Castries Hewanorra

Mon 7/15

1 stop9h 40m

$526

Boston Logan IntlCastries Hewanorra

BOS - UVF

BOSUVF

Boston Logan Intl

Sat 6/22

1 stop18h 50m

Castries Hewanorra

Thu 6/27

3 stops20h 00m

$595

Flights are sorted by cheapest first

Deals found on 5/21

No data available for this route at this time. Please check back soon.

Best time to book a flight from Boston to Saint Lucia

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

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 May 24, 2024.
Read reviews from past customers who have flown Air Canada, American Airlines and JetBlue from Boston to Saint Lucia. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
10,561 reviews

Entertainment

8.0

Comfort

7.9

Overall

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

8.0
Very good
10,561 reviews
8.0
Very good
10,561 reviews

Entertainment

8.0

Comfort

7.9

Overall

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.6
Good
4,417 reviews
8.0
Very good
10,561 reviews

Entertainment

8.0

Comfort

7.9

Overall

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.4
Good
10,845 reviews
8.0
Very good
10,561 reviews

Entertainment

8.0

Comfort

7.9

Overall

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.3
Good
14,388 reviews
8.0
Very good
10,561 reviews

Entertainment

8.0

Comfort

7.9

Overall

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

7.0
Good
6,963 reviews
8.0
Very good
10,561 reviews

Entertainment

8.0

Comfort

7.9

Overall

8.0

Food

7.4

Boarding

8.2

Crew

8.6

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

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

    Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Saint Lucia. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

  • Can I find flights from Boston to Saint Lucia for under $500 on Cheapflights?

    Yes, there are multiple flights from Boston to Saint Lucia for under $500. The cheapest flight booked recently is on American Airlines for just $409, but on average you can expect to pay $500.

  • Are there nonstop flights from Boston to Saint Lucia for under $800 on Cheapflights?

    Cheapflights has at least 1 direct flight from Boston to Saint Lucia under $800. A good price for a nonstop flight from Boston to Saint Lucia is less than $741.

  • Are there last-minute flights available from Boston to Saint Lucia for under $600?

    There are currently 7+ open flights from Boston to Saint Lucia within the next 7 days for less than $600.

  • What are the cheapest flights from Boston to Saint Lucia?

    Looking for the cheapest flight from Boston to Saint Lucia? While on average our users pay $1,006, our data indicates the cheapest price to be $532. The most popular route (Boston Logan Intl - Castries Hewanorra), is priced around $468.

  • What does BOS to UVF mean?

    BOS and UVF are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. BOS to UVF refers to a flight route from Boston Logan Intl Airport to Castries Hewanorra Airport. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Castries George F. L. Charle Airport (SLU).

  • Can I find deals for flights from Boston to Saint Lucia that include extra baggage allowance?

    The amount of baggage you can bring on your Boston to Saint Lucia flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Boston to Saint Lucia with specific airlines?

    Yes, Cheapflights allows you to browse and filter Boston to Saint Lucia flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

  • Can I find deals for flights from Boston to Saint Lucia that allow pets onboard?

    Many airlines flying from Boston to Saint Lucia offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Boston to Saint Lucia?

    Yes, you can often find last-minute deals on Boston to Saint Lucia flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Boston to Saint Lucia flight deals updated?

    The Boston to Saint Lucia flight deals you see on this page were last updated on 5/23.

  • What are the most popular airlines that fly from Boston to Saint Lucia?

  • When is the best time to book a flight from Boston to Saint Lucia?

    Currently, January is the cheapest month in which you can book a flight from Boston to Saint Lucia (average of $588). Flying from Boston to Saint Lucia in July is currently the most expensive (average of $806). 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 Boston to Saint Lucia
See prices for flight routes from nearby airports that may be better suited for you.

Top 6 airlines flying from Boston to Saint Lucia

Discover the top 6 airlines that operate flights from Boston 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 2,725,499 searches. Data last updated May 24, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$410Average$738FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapest$440Average$617FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$473Average$852FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Air CanadaCheapest$554Average$784FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapest$610Average$1,162FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Linear Air TaxiCheapest$19,689Average$85,254FlexibilityNo cancel feeOn-timeN/A
Search Linear Air Taxi flights

Search flights from Boston to Saint Lucia by cabin class

Find flights from Boston to Saint Lucia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boston to Saint Lucia?

When you search for this flight from Boston to Saint Lucia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Boston to Saint Lucia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Boston to Saint Lucia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Boston to Saint Lucia with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Boston to Saint Lucia, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Boston to Saint Lucia become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Saint Lucia from Boston today and book when prices fit your budget.

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.