Cheap flights from Boston to Saint Lucia

Flights overview

Useful information for finding cheap flights from Boston to Saint Lucia and booking your next trip
Cheapest round-trip flights $1,018
Air Canada, Caribbean Airlines 2 stops 54 hr Sat, May 30 — Fri, Jun 5
The cheapest round-trip flight from Boston to Saint Lucia is currently $1,018
Cheapest one-way flight $405
United, Winair 2 stops 41 hr Tue, Jun 2
The cheapest one-way flight from Boston to Saint Lucia is currently $405
Last-minute weekend getaway $1,059
Air Canada, Caribbean Airlines 2 stops 50 hr Fri, May 8 — Sun, May 10
The cheapest last-minute weekend getaway from Boston to Saint Lucia is currently $1,059
Cheapest business class flights $2,012
United, Winair 3 stops 22 hr Sun, May 17 — Mon, May 25
The cheapest business class round-trip flight from Boston to Saint Lucia is currently $2,012
Fastest flight 11 hr 32 min The fastest flight with stops from Boston to Saint Lucia takes 11 hr 32 min

When is the cheapest time to fly?

The cheapest month to fly from Boston to Saint Lucia is typically September. The most expensive month to fly is typically February.
September
Cheapest
Typical prices: $880–3,550
February
Most expensive
Typical prices: $1,050–2,750

Popular airports near Boston

  • Boston Logan International Airport (BOS)
    Boston United States 12 min 2 mi
  • John F. Kennedy International Airport (JFK)
    New York United States 3 hr 37 min 184 mi
  • LaGuardia Airport (LGA)
    New York United States 3 hr 25 min 181 mi
  • Rhode Island T.F. Green International Airport (PVD)
    Providence United States 1 hr 7 min 47 mi

Popular airports near Saint Lucia

  • Hewanorra International Airport (UVF)
    Saint Lucia St. Lucia 1 hr 9 min 12 mi
  • George F. L. Charles Airport (SLU)
    Saint Lucia St. Lucia 39 min 7 mi

Frequently asked questions about flying from Boston to Saint Lucia

The cheapest flights from Boston to Saint Lucia are usually in September. Typical ticket prices in September range from $880 to $3,550.
The cheapest round-trip flight from Boston to Saint Lucia recently found on Google Flights was with Air Canada, Caribbean Airlines from $1,018. The cheapest one-way flight was with United, Winair from $405.
The cheapest round-trip flight from Boston to Saint Lucia starts at $1,018 from Sat, May 30 to Fri, Jun 5. The cheapest one-way flight starts at $405 and departs on Tue, Jun 2.
11 hr 32 min is the shortest flight time from Boston to Saint Lucia.
St. Lucia has a warm, tropical climate all year. Peak travel is Dec–Apr. Big attractions are the Independence Day festivities (Feb), which include calypso shows and parades, the Saint Lucia Jazz & Arts Festival (May), and the island's annual Carnival (Jun–Jul), with a parade of bands and the Carnival Queen pageant. The month-long Rose Festival (Aug) honors the island's patron saint, and the Food & Rum Festival (Oct) showcases St. Lucian cuisine. Hurricane season is Jun–Nov.
It's easy to use Google Flights to find the cheapest days to fly from Boston to Saint Lucia.
Just click the Departure label near the top of the page to open the calendar. Choose a start date and a return date to see how the round-trip fare changes on those specific days.
Adjust the trip type to see one-way fares. The cheapest available flights are highlighted and easy to spot. Once you settle on dates, click the Search button to see flight options and book the deal.

You can also turn on price tracking to get alerts if the price changes for a route or flight.
The cheapest round-trip flight from Boston to Saint Lucia recently found on Google Flights was with Air Canada, Caribbean Airlines from $1,018. The cheapest one-way flight was with United, Winair from $405.
The cheapest last-minute deal between Boston and Saint Lucia at price $1,059 is offered by Air Canada, Caribbean Airlines from Fri, May 8 to Sun, May 10.
It's easy to find nonstop flights with Google Flights! Once you've searched for flights from Boston to Saint Lucia, just select the nonstop flights only option in the 'Stops’ filter in the search form and view all available direct flights and their prices.
The cheapest business class round-trip flights between Boston and Saint Lucia start at $2,012 from Sun, May 17 to Mon, May 25 with United, Winair.
The cheapest economy class round-trip flights between Boston and Saint Lucia start at $1,018 from Sat, May 30 to Fri, Jun 5.
To book business class trips from Boston to Saint Lucia, look for the default Economy selection at the top, and change it to your desired cabin class such as Premium Economy, Business Class, or First Class. You can then select your departure and arrival dates, consider available options, and book your business travel.

You can also adjust the trip type to view one-way fares.
The best last-minute getaway deal for the next weekend between Boston and Saint Lucia starts at $1,059 from Fri, May 8 to Sun, May 10 with Air Canada, Caribbean Airlines.
The cheapest last-minute deal between Boston and Saint Lucia at price $1,059 is offered by Air Canada, Caribbean Airlines from Fri, May 8 to Sun, May 10.
To find last-minute flight deals from Boston to Saint Lucia, start by entering the city names, select the desired departure and return dates, and hit the Search button to view flight options.

You can check for last-minute flights for the same day or adjust the trip type to see one-way fares.

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