Cheap Flights from Melbourne to Castries

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

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Flight deals from Melbourne to Castries

Looking for a cheap last-minute deal or the best return flight from Melbourne to Castries? If you want to travel next month, return fares start from ج.م.‏ 128,227. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Melbourne to Castries

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Melbourne to Castries flights are currently cheapest in August.

Alternative Melbourne to Castries routes

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

Melbourne to Castries: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 85,663
Cheapest month to flyAugust

Finding cheap flights from Melbourne 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 Melbourne to Castries is ج.م.‏ 105,275. 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 Melbourne to Castries. But we found flights with one or more stops from ج.م.‏ 105,275.
As of June 2026, there are no flights flying from Melbourne to Castries.
The cheapest month to fly from Melbourne to Castries is usually February.
If you're flying from Melbourne, 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 ج.م.‏ 105,275.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Melbourne to Castries on Monday, 8 February 2027.
No airlines currently offer direct flights between Melbourne 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 June, 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.
The cheapest airline that flies to Castries is British Airways .

Flying from Melbourne to Castries: what you need to know

  • Planning your trip starts with figuring out where you'll fly out of in Melbourne. Melbourne Tullamarine Airport (MEL) is the city's main airport, so check out your options for booking a flight from Melbourne to Castries departing from here.

  • George F. L. Charles Airport (SLU) and Hewanorra Airport (UVF) are Castries's major gateways.

  • Castries's timezone is UTC-4, making Castries 15 hours behind Melbourne.

  • To ensure you don't miss your Melbourne to Castries flight, leave plenty of time for things like baggage drop and finding your gate. Arriving two hours before international departures and one hour before domestic flights is a good rule of thumb.

  • Travelling during a peak month like July? Public holidays and other popular seasons can lead to longer lines and delays at check-in and security. Play it safe and arrive up to four hours ahead of international flights and two hours before domestic departures.

How to find the cheapest flights from Melbourne to Castries

  • To pick up cheap Melbourne to Castries flights, book as early as you can. Airlines tend to offer lower prices when flights first go on sale.

  • The 'Whole month' search tool shows you the cheapest plane tickets from Melbourne to Castries throughout the month. It's an easy way to find a bargain if your plans aren't set in stone.

  • Locking in a cheap flight from Melbourne to Castries couldn't be easier with Price Alerts. All you need to do is set up one of these automatic alerts and we'll let you know as soon as a better deal is available.

  • Tailor your trip using filters. Pick your preferred departure and arrival times, total journey duration and airlines. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' Melbourne to Castries flights.

Flying from Melbourne

Melbourne Tullamarine Airport (MEL)

  • The journey from central Melbourne to MEL takes around 40 minutes on public transport. If you ride-share, drive or grab a cab, you'll cover the 19 kilometres in 30 minutes or so, depending on traffic.

  • Want a hassle-free start to your travels? Stay near Melbourne Tullamarine Airport. Whether you're catching an early flight from Melbourne to Castries or just don't want to be rushed, these hotels are just the thing:

  • Of the departures from Melbourne Tullamarine Airport, 67.71% land on schedule at their destination.

Arriving in Castries

George F. L. Charles Airport (SLU)

  • George F. L. Charles Airport (SLU) to central Castries takes about 5 minutes to reach by car. The centre is roughly 2 kilometres away.

  • It typically takes 40 minutes to get there on public transport.

  • Reserve a hotel near SLU if you have a late flight from Melbourne to Castries. Pick one of these accommodation options and skip the long transfer:

  • Follow your own route with a George F. L. Charles Airport rental car. Pick up a set of wheels from Drive A Matic, Final Rentals or Sixt and venture far and wide through Castries and beyond.

  • Booking your vehicle from George F. L. Charles Airport about one week ahead increases your chances of getting a good deal.

Hewanorra Airport (UVF)

  • Hewanorra Airport (UVF) is about 31 kilometres from central Castries. Once you've hopped off your flight from Melbourne to Castries, it takes approximately 1 hour 10 minutes to get to the heart of the city in a cab or ride-share.

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

  • The fastest way to get to where you're going is with a Hewanorra Airport rental car. Collect a set of wheels from Drive A Matic, Sixt or Final Rentals and make a speedy getaway.

  • Avoid last-minute price surges. Reserving your ride one week ahead of your arrival at UVF can help you lock in a better rate.

Best time to go to Castries

  • It's time to figure out your dates for your flight from Melbourne to Castries. June is the most popular month for a trip to Castries. If you prefer a more relaxed vibe, go in February.

  • Book a Melbourne to Castries ticket departing in September if you want to experience the city during its warmest month. Expect temperatures in Castries to range from 26ºC to 30ºC.

  • Search for cheap flights from Melbourne to Castries in February if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between 24ºC and 28ºC on average.

More about Castries

  • Start your Castries trip right by choosing the ideal place to stay. Once you've booked your flight from Melbourne to Castries, browse our selection of accommodation options including:

  • Derek Walcott Square and Morne Fortune are just the start of the top attractions to add to your Castries itinerary. Keep the adventure rolling by checking out Immaculate Conception Church.

Explore more of Saint Lucia

  • You've done Castries, now it's time to explore other corners of Saint Lucia. Travel around 32 kilometres south to Vieux Fort to check off its top sights. From Maria Islands Museum to Anse Des Sables Beach and YoungFaith Park, there's plenty to keep you busy.

  • Head 24 kilometres south-east from Castries and you'll reach Micoud, another notable destination in Saint Lucia. Your trip isn't complete without exploring Josephine Splash Park and Ti Rocher Community Park.

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