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Cheap flight tickets from New York LaGuardia to Castries

Compare New York LaGuardia to Castries flight deals

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

Book the best Castries fare with no extra fees

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 RM2,072. Find the lowest prices on one-way and return tickets right here.
Castries.RM603 per passenger.Departing Thu, 4 Jun.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Thu, 4 Jun, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM603, select.
Castries.RM731 per passenger.Departing Tue, 18 Aug.One-way flight with Delta.Outbound indirect flight with Delta, departs from New York LaGuardia on Tue, 18 Aug, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM731, select.
Castries.RM731 per passenger.Departing Fri, 3 Jul.One-way flight with United.Outbound indirect flight with United, departs from New York LaGuardia on Fri, 3 Jul, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM731, select.
Castries.RM840 per passenger.Departing Tue, 1 Sep.One-way flight with Delta.Outbound indirect flight with Delta, departs from New York LaGuardia on Tue, 1 Sep, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM840, select.
Castries.RM840 per passenger.Departing Fri, 29 May.One-way flight with United.Outbound indirect flight with United, departs from New York LaGuardia on Fri, 29 May, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM840, select.
Castries.RM1,014 per passenger.Departing Mon, 19 Oct.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Mon, 19 Oct, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM1,014, select.
Castries.RM1,066 per passenger.Departing Fri, 1 Jan.One-way flight with United.Outbound indirect flight with United, departs from New York LaGuardia on Fri, 1 Jan, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM1,066, select.
Castries.RM1,399 per passenger.Departing Fri, 13 Nov.One-way flight with Delta.Outbound indirect flight with Delta, departs from New York LaGuardia on Fri, 13 Nov, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM1,399, select.
Castries.RM2,066 per passenger.Departing Mon, 1 Mar.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Mon, 1 Mar, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM2,066, select.
Castries.RM2,167 per passenger.Departing Tue, 15 Dec.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Tue, 15 Dec, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM2,167, select.
Castries.RM2,265 per passenger.Departing Tue, 9 Feb.One-way flight with Air Canada.Outbound indirect flight with Air Canada, departs from New York LaGuardia on Tue, 9 Feb, arriving in St Lucia Hewanorra.Price includes taxes and charges.From RM2,265, 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 June.
May
from RM840
Jun
from RM603
Jul
from RM731
Aug
from RM731
Sep
from RM840
Oct
from RM1,014
Nov
from RM1,399
Dec
from RM2,167
Jan
from RM1,066
Feb
from RM2,265
Mar
from RM2,066
Apr
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 RM1,733
Search flights

St Lucia Hewanorra

31km from central Castries
Cheapest
from RM603
Search flights

New York to Castries: Flight information

The things to know before you go.
Cheapest flight foundRM603
Cheapest month to flyJune

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 RM2,019. 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 RM2,019.
As of May 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 June.
If you're flying from New York LaGuardia Airport, the cheapest airport near Castries is St Lucia Hewanorra – which is 30.5 km away from the centre of Castries. We've found flights into this airport from RM2,019.
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 Thursday, 18 June 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 May, the average temperature is usually around 27°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, Air Canada offers the cheapest flight tickets to Castries.

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

  • Castries and New York (where LaGuardia Airport is located) are both in the UTC-4 timezone. This means there's no time difference to adjust for.

  • For stress-free travel, arrive at the airport two hours ahead of international flights and an hour before domestic departures. That way, you can comfortably board your LGA to Castries flight.

  • Longer lines at check-in and security are more likely if you're flying during high season, so allow some extra wiggle room. A good rule for peak periods? Get there up to four hours ahead for international flights and at least two hours for domestic departures.

  • A stopover is the ideal opportunity to break up your trip and maybe even tick a new city off your list. When searching for flight tickets from LGA to Castries, uncheck the 'Direct flights only' box to see where you can stop along the way. Some popular options include:

    • Hartsfield-Jackson Atlanta International Airport (ATL)

    • Miami International Airport (MIA)

    • Philadelphia International Airport (PHL)

  • Located around 13 kilometres from the centre of New York, LGA can be reached in about 25 minutes by car (depending on traffic). Travelling on public transport takes roughly 1 hour.

  • Want a relaxed start to your trip? Stay near LGA. Whether you're boarding an early flight from LaGuardia Airport to Castries or want to avoid feeling rushed, these hotels are a convenient choice:

  • LaGuardia Airport earns top marks for on-time performance. 80.0% of flights that depart LGA arrive at their destination as scheduled.

  • LGA is located at Hangar 7 Centre.

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

  • The best price we've found for a one-way LaGuardia Airport to Castries flight is RM603. The cheapest price for a return flight is RM2,019. Remember fares may change due to availability at the time of booking.

  • To pick up cheap flights from LGA to Castries, book early. Airlines tend to offer their most competitively priced fares when tickets first go on sale.

  • The 'Whole month' search tool will show you the cheapest tickets from LaGuardia Airport to Castries across every month. It's a good way to snap up a bargain if your travel dates aren't set in stone.

  • Picking up a cheap flight from LGA to Castries is a breeze with Price Alerts. Simply create one of these automatic notifications and we'll get in touch as soon as the price has dropped.

  • Save money on your flight from LaGuardia Airport to Castries with the help of our filters. Choose your preferred times, number of stops and airlines, then sort the results by 'Cheapest' for the best deals.

Airports in Castries

George F. L. Charles Airport (SLU)

  • George F. L. Charles Airport (SLU) to the centre of Castries takes around 5 minutes by car. The centre is roughly 3 kilometres away.

  • If you're travelling by public transport, expect a journey time of around 40 minutes.

  • Consider booking a hotel close to SLU if you have a late flight from LaGuardia Airport to Castries. Settle into one of these accommodation options and make your first night all about rest:

  • Grab a George F. L. Charles Airport rental car and discover Castries and beyond with your own set of wheels. Drive A Matic, Final Rentals and Sixt are top providers to choose from here.

  • Reserving your ride from George F. L. Charles Airport about one week ahead of your flight from LGA to Castries can help you get the best possible rate.

Hewanorra Airport (UVF)

  • After your flight from LaGuardia Airport to Castries has arrived, you can get to the city centre in about 1 hour 10 minutes by car. Central Castries is roughly 56 kilometres from Hewanorra Airport (UVF).

  • After stepping off your LGA to Castries flight, settle in at a hotel near UVF. These are some comfortable accommodation options that'll help you get into relaxation mode:

  • Forget about public transport schedules or cab lines. Grab a Hewanorra Airport rental car and blaze your own trail. Compare offers from Drive A Matic, Sixt and Final Rentals.

  • Snap up a deal by securing your ride from UVF one week in advance. You'll also have access to a wider range of vehicles.

Best time to go to Castries

  • Plan your trip to Castries in high season if you want a busy atmosphere, but remember that hotel prices tend to be higher. Alternatively, book flights from LaGuardia Airport to Castries in the off-season when prices are cheaper and it's not as busy.

  • The warmest month in Castries is September, with temperatures ranging between 26ºC (79ºF) and 30ºC (86ºF). Book your LaGuardia Airport to Castries flight ticket then if this is the type of weather you enjoy.

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

More about Castries

  • Start your Castries trip right by choosing the ideal place to stay. After booking your flight from LaGuardia Airport to Castries, explore our selection of hotels including:

  • Morne Fortune and Derek Walcott Square are just the start of the major attractions to add to your Castries must-do list. Keep the adventure rolling by checking out Immaculate Conception Church.

Plan the rest of your trip from New York to Castries

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.