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Cheap Flights from New York (LGA) to Castries (SLUA)

Compare New York LaGuardia to Castries flight deals

Find the cheapest month or even day of the year to fly to Castries

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Flight deals from New York LaGuardia to Castries

Looking for a cheap last-minute deal or the best return flight from New York LaGuardia Airport to Castries? If you want to travel next month, return fares start from $671. Find the lowest prices on one-way and return tickets right here.
Castries.$671 per passenger.Departing Tue, 18 Aug, returning Mon, 24 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from New York LaGuardia on Tue, 18 Aug, arriving in St Lucia Hewanorra.Inbound indirect flight with Delta, departs from St Lucia Hewanorra on Mon, 24 Aug, arriving in New York LaGuardia.Price includes taxes and charges.From $671, select.
Castries.$699 per passenger.Departing Tue, 25 Aug, returning Tue, 1 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from New York LaGuardia on Tue, 25 Aug, arriving in St Lucia Hewanorra.Inbound indirect flight with Delta, departs from St Lucia Hewanorra on Tue, 1 Sep, arriving in New York LaGuardia.Price includes taxes and charges.From $699, select.
Castries.$730 per passenger.Departing Thu, 22 Oct, returning Mon, 26 Oct.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Thu, 22 Oct, arriving in St Lucia Hewanorra.Inbound indirect flight with Air Canada, departs from St Lucia Hewanorra on Mon, 26 Oct, arriving in New York LaGuardia.Price includes taxes and charges.From $730, select.
Castries.$736 per passenger.Departing Wed, 29 Jul, returning Mon, 3 Aug.Return flight with Delta.Outbound indirect flight with Delta, departs from New York LaGuardia on Wed, 29 Jul, arriving in St Lucia Hewanorra.Inbound indirect flight with Delta, departs from St Lucia Hewanorra on Mon, 3 Aug, arriving in New York LaGuardia.Price includes taxes and charges.From $736, select.
Castries.$764 per passenger.Departing Thu, 22 Apr, returning Thu, 29 Apr.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Thu, 22 Apr, arriving in St Lucia Hewanorra.Inbound indirect flight with Air Canada, departs from St Lucia Hewanorra on Thu, 29 Apr, arriving in New York LaGuardia.Price includes taxes and charges.From $764, select.
Castries.$764 per passenger.Departing Thu, 29 Oct, returning Sun, 1 Nov.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Thu, 29 Oct, arriving in St Lucia Hewanorra.Inbound indirect flight with Air Canada, departs from St Lucia Hewanorra on Sun, 1 Nov, arriving in New York LaGuardia.Price includes taxes and charges.From $764, select.
Castries.$764 per passenger.Departing Wed, 4 Nov, returning Sun, 8 Nov.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Wed, 4 Nov, arriving in St Lucia Hewanorra.Inbound indirect flight with Air Canada, departs from St Lucia Hewanorra on Sun, 8 Nov, arriving in New York LaGuardia.Price includes taxes and charges.From $764, select.
Castries.$764 per passenger.Departing Thu, 14 Jan, returning Mon, 18 Jan.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Thu, 14 Jan, arriving in St Lucia Hewanorra.Inbound indirect flight with Air Canada, departs from St Lucia Hewanorra on Mon, 18 Jan, arriving in New York LaGuardia.Price includes taxes and charges.From $764, select.
Castries.$806 per passenger.Departing Wed, 2 Sep, returning Mon, 7 Sep.Return flight with Delta.Outbound indirect flight with Delta, departs from New York LaGuardia on Wed, 2 Sep, arriving in St Lucia Hewanorra.Inbound indirect flight with Delta, departs from St Lucia Hewanorra on Mon, 7 Sep, arriving in New York LaGuardia.Price includes taxes and charges.From $806, select.
Castries.$806 per passenger.Departing Mon, 14 Dec, returning Mon, 21 Dec.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Mon, 14 Dec, arriving in St Lucia Hewanorra.Inbound indirect flight with Air Canada, departs from St Lucia Hewanorra on Mon, 21 Dec, arriving in New York LaGuardia.Price includes taxes and charges.From $806, select.
Castries.$808 per passenger.Departing Sun, 29 Nov, returning Fri, 4 Dec.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Sun, 29 Nov, arriving in St Lucia Hewanorra.Inbound indirect flight with Air Canada, departs from St Lucia Hewanorra on Fri, 4 Dec, arriving in New York LaGuardia.Price includes taxes and charges.From $808, select.
Castries.$818 per passenger.Departing Mon, 1 Mar, returning Sun, 7 Mar.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Mon, 1 Mar, arriving in St Lucia Hewanorra.Inbound indirect flight with Air Canada, departs from St Lucia Hewanorra on Sun, 7 Mar, arriving in New York LaGuardia.Price includes taxes and charges.From $818, select.
Castries.$830 per passenger.Departing Fri, 5 Feb, returning Fri, 12 Feb.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Fri, 5 Feb, arriving in St Lucia Hewanorra.Inbound indirect flight with Air Canada, departs from St Lucia Hewanorra on Fri, 12 Feb, arriving in New York LaGuardia.Price includes taxes and charges.From $830, select.
Castries.$864 per passenger.Departing Mon, 17 May, returning Fri, 21 May.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Mon, 17 May, arriving in St Lucia Hewanorra.Inbound indirect flight with Air Canada, departs from St Lucia Hewanorra on Fri, 21 May, arriving in New York LaGuardia.Price includes taxes and charges.From $864, select.
Castries.$911 per passenger.Departing Sat, 25 Jul, returning Thu, 30 Jul.Return flight with Delta.Outbound indirect flight with Delta, departs from New York LaGuardia on Sat, 25 Jul, arriving in St Lucia Hewanorra.Inbound indirect flight with Delta, departs from St Lucia Hewanorra on Thu, 30 Jul, arriving in New York LaGuardia.Price includes taxes and charges.From $911, select.
Castries.$1,057 per passenger.Departing Fri, 25 Sep, returning Sun, 4 Oct.Return flight with Delta.Outbound indirect flight with Delta, departs from New York LaGuardia on Fri, 25 Sep, arriving in St Lucia Hewanorra.Inbound indirect flight with Delta, departs from St Lucia Hewanorra on Sun, 4 Oct, arriving in New York LaGuardia.Price includes taxes and charges.From $1,057, select.

Find the cheapest month to fly from New York LaGuardia to Castries

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like New York LaGuardia to Castries flights are currently cheapest in August.
Jul
from $911
Aug
from $671
Sep
from $806
Oct
from $730
Nov
from $764
Dec
from $806
Jan
from $764
Feb
from $830
Mar
from $818
Apr
from $764
May
from $864
Jun
Find prices

Alternative New York LaGuardia to Castries routes

Looking for the cheapest, fastest or easiest route from New York LaGuardia to Castries? You could fly into the following airports instead.

St Lucia Vigie

1km from central Castries
Closest
from $1,415
Search flights

St Lucia Hewanorra

30km from central Castries
Cheapest
from $671
Search flights

New York to Castries: Flight information

The things to know before you go.
Cheapest flight found$671
Cheapest month to flyAugust

Finding cheap flights from New York LaGuardia to Castries: Frequently asked questions

There are 2 airports in Castries: St Lucia Vigie and St Lucia Hewanorra.
The best price we found for a return flight from New York LaGuardia to Castries is $671. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from New York LaGuardia to Castries. But we found flights with one or more stops from $671.
As of July 2026, there are no flights flying from New York LaGuardia to Castries.
The cheapest month to fly from New York LaGuardia to Castries is usually August.
If you're flying from New York LaGuardia Airport, the cheapest airport near Castries is St Lucia Hewanorra – which is 30.4 km away from the centre of Castries. We've found flights into this airport from $671.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from New York LaGuardia Airport to Castries on Tuesday, 18 August 2026.
No airlines currently offer direct flights between New York LaGuardia Airport and Castries. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Castries but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Castries is around 40 days in advance, so don’t leave your flight to the last minute.

In July, the average temperature is usually around 28°C. September is typically the warmest month in Castries, when it usually averages around 28°C. You can expect the least rain in February. The coldest month is February, with temperatures averaging 25°C. The rainiest month is October.
Currently, Delta offers the cheapest flight tickets to Castries.

Flying from New York LaGuardia Airport (LGA) to Castries: what you need to know

  • The timezone in Castries is UTC-4. The city is one hour ahead of New York, where New York LaGuardia Airport is located.

  • Leave enough time to get on your LGA to Castries flight. As a general rule, turn up two hours before international departures and an hour ahead for domestic flights.

  • During popular months such as July, you'll want to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead for an international flight whenever you're flying during a peak period in general.

  • We make it easy to book plane tickets from LGA to Castries with a stopover. To see the options, deselect 'Direct flights only.' Next, select a flight that has a stop long enough to see the sights of the city of your choice. Major stopovers include:

    • Atlanta Hartsfield-Jackson International Airport (ATL)

    • Miami International Airport (MIA)

    • Philadelphia International Airport (PHL)

  • Travelling from central New York to LGA takes about 55 minutes on public transport. If you ride-share, drive or take a taxi, you'll cover the 13 kilometres in 30 minutes or so, depending on traffic.

  • Want a relaxed start to your travels? Stay near LGA. Whether you have an early flight from New York LaGuardia Airport to Castries or don't want departure day to feel hectic, these hotels have you covered:

  • When it comes to New York LaGuardia Airport's on-time performance, data shows 69% of flights meet their scheduled arrival time.

  • The address for LGA is Hangar 7 Centre.

How to find the cheapest flights from New York LaGuardia Airport (LGA) to Castries

  • $277 is the lowest price we've found for a one-way New York LaGuardia Airport to Castries flight. A round-trip ticket right now is $671. Depending on when and how early you book, these fares could change.

  • To pick up cheap flights from LGA to Castries, book as early as possible. Airlines typically offer the most competitive fares when flights first go on sale.

  • The 'Whole month' tool will show you the cheapest tickets from New York LaGuardia Airport to Castries across the entire month. It's a great way to snap up a bargain if your dates are flexible.

  • You don't need to check every day to find out if fares have dropped when you create a Price Alert. We'll update you when there's an even better deal on cheap flights from LGA to Castries.

  • Pick your ideal arrival and departure times, number of stops and airlines with our filters. Then, sort the results for your flight from New York LaGuardia Airport to Castries by 'Cheapest,' 'Fastest' or 'Best.'

Airports in Castries

St Lucia Hewnorra International Airport (UVF)

  • St Lucia Hewnorra International Airport (UVF) to the centre of Castries takes about 1 hour 30 minutes by car. The centre is roughly 72 kilometres away.

  • Travelling on public transport takes around 2 hours.

  • Consider staying in a hotel near UVF if you have a late flight from New York LaGuardia Airport to Castries. Settle into one of these options and make arrival day easier:

  • Lock in the best deal by reserving your vehicle from St Lucia Hewnorra International Airport about one week in advance of your flight from LGA to Castries.

Castries George F. L. Charles Airport (SLU)

  • Once your flight from New York LaGuardia Airport to Castries has hit the tarmac, you can reach the city centre in about 10 minutes by car. Central Castries is roughly 3 kilometres from Castries George F. L. Charles Airport (SLU).

  • If you choose to travel on public transport, you'll reach the centre in 15 minutes or so.

  • You'll find some great places to rest your head close to SLU. Settle in and get cosy after your LGA to Castries flight at one of these perfectly located options:

  • Avoid last-minute price surges. Securing your ride one week ahead of your arrival at SLU will save you money.

Best time to go to Castries

  • It's time to work out your travel dates for your flight from New York LaGuardia Airport to Castries. February is the most popular month to visit Castries. If you prefer a more low-key vibe, go in September.

  • The warmest month in Castries is September, with temperatures ranging between 26ºC (79ºF) and 30ºC (86ºF). Lock in your New York LaGuardia Airport to Castries plane ticket then if that's your definition of good weather.

  • If you like cooler conditions, look for a cheap ticket from LGA to Castries in February when temperatures average between 24ºC (75ºF) and 28ºC (82ºF).

More about Castries

  • Once you've booked your flight from New York LaGuardia Airport to Castries, find a hotel that keeps you close to what you want to see. Make one of these options your base for exploring Castries:

  • There are so many things to explore in this city it can be hard to figure out where to begin. Malabar Beach, Vigie Beach and Morne Fortune are leading attractions which should be on any well-planned Castries itinerary.

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Prices shown on this page are estimated lowest prices only. Found in the last 12 days.