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C$582 Cheap Flights from Edinburgh (EDI) to Castries (SLUA)

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Flight deals from Edinburgh to Castries

Looking for a cheap last-minute deal or the best return flight from Edinburgh Airport to Castries? If you want to travel next month, return fares start from C$1,364. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Edinburgh to Castries

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Edinburgh to Castries flights are currently cheapest in June.
May
from C$979
Jun.
from C$582
Jul.
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Aug.
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Sep.
from C$745
Oct.
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Nov.
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Dec.
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Jan.
from C$947
Feb.
from C$1,054
Mar.
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Apr.
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Alternative Edinburgh to Castries routes

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

St Lucia Vigie

1km from central Castries
Closest
from C$999
Search flights

St Lucia Hewanorra

31km from central Castries
Cheapest
from C$582
Search flights

Edinburgh to Castries: Flight information

The things to know before you go.
Cheapest flight foundC$582
Cheapest month to flyJune

Finding cheap flights from Edinburgh 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 Edinburgh to Castries is C$1,313. 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 Edinburgh to Castries. But we found flights with one or more stops from C$1,313.
As of May 2026, there are no flights flying from Edinburgh to Castries.
The cheapest month to fly from Edinburgh to Castries is usually September.
If you're flying from Edinburgh 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 C$1,313.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Edinburgh Airport to Castries on Monday, September 14, 2026.
No airlines currently offer direct flights between Edinburgh 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, British Airways offers the cheapest flight tickets to Castries.

Travelling from Edinburgh Airport (EDI) to Castries: what you need to know

  • Edinburgh Airport is located in Edinburgh. Based in the UTC-4 timezone, Castries is 4 hours behind Edinburgh.

  • To ensure you get on your flight from EDI to Castries, leave enough time for things like baggage drop and finding your gate. Arriving two hours before international departures and one hour before domestic flights is the general rule.

  • You can expect longer lines in popular months such as June and other peak seasons. Arriving up to four hours in advance for international flights and two hours for a domestic departure will help ensure a smooth travel experience.

  • We make it a cinch to find a flight from EDI to Castries with a stopover. To see the options, uncheck 'Direct flights only.' Next, pick a flight with a stop long enough to tour your chosen city. Popular stopovers include:

    • John F. Kennedy International Airport (JFK)

    • London Gatwick Airport (LGW)

    • London Heathrow Airport (LHR)

  • You won't need a visa for Saint Lucia if you have a passport from United Kingdom and are travelling for tourism purposes. Travel documentation and visa requirements can change. So before organizing your flight tickets from Edinburgh Airport to Castries, be sure to check with your airline and your destination country's local embassy or consulate for the latest rules.

  • Located around 14 kilometres from central Edinburgh, EDI can be reached in about 31 minutes by car, depending on traffic. The journey on public transport is roughly 40 minutes.

  • Booked an early flight from Edinburgh Airport to Castries? Avoid rushing to the airport (and enjoy a little extra shut-eye) by choosing one of these stays close to EDI:

How to find the cheapest flights from Edinburgh Airport (EDI) to Castries

  • C$582 is the best price for a one-way ticket from Edinburgh Airport to Castries. A return flight starts at C$1,313. These fares may change depending on demand.

  • To pick up cheap tickets from EDI to Castries, book as early as you can. Airlines usually offer their most competitively priced fares when flights are first made available.

  • Finding cheap tickets from Edinburgh Airport to Castries is more likely if you can be flexible with your trip dates. Check out the 'Whole month' function to see the lowest prices across the month and snap up a great deal.

  • Locking in a cheap ticket from EDI to Castries is a breeze with Price Alerts. Simply create one of these automatic alerts and we'll let you know as soon as the price has fallen.

  • Use the filters to tailor your flights from Edinburgh Airport to Castries. Simply enter your ideal departure and arrival times, airlines and number of stops. Or sort your results by 'Cheapest' to get the best deals.

Airports in Castries

Hewanorra Airport (UVF)

  • Hewanorra Airport (UVF) to central Castries is approximately 56 kilometres. It'll take you around 1 hour and 9 minutes to get to the centre driving.

  • If you're coming in on a late flight from Edinburgh Airport to Castries, nothing beats the convenience of staying close to the terminal. Pick up your bags from the carousel and then be showered and sleeping soon after at one of these accommodation options near UVF:

George F. L. Charles Airport (SLU)

  • After your flight from Edinburgh Airport to Castries has hit the tarmac, you can reach the city centre in about 6 minutes by car. Central Castries is roughly 3 kilometres from George F. L. Charles Airport (SLU).

  • The journey will take roughly 40 minutes on public transport.

  • Hang the 'Do not disturb' sign on your door and rest at a hotel close to SLU. Here are a few options where you can take a load off after your flight from EDI to Castries:

Best time to go to Castries

  • It's time to work out your trip dates for your flight from Edinburgh Airport to Castries. July is the busiest month to travel to Castries. If you like a more low-key vibe, go in May.

  • The warmest month in Castries is September, with temperatures ranging between 26ºC and 30ºC. Lock in your flights from Edinburgh Airport to Castries in this month if you enjoy this type of weather.

  • Search for cheap flights from EDI to Castries in February if you like cooler conditions. Temperatures are at their lowest around then, ranging between 24ºC and 28ºC on average.

More about Castries

  • After booking your flight from Edinburgh Airport to Castries, think about where you'll stay in this city. Make one of these accommodation options your base for exploring Castries:

  • Every great journey has to include a little sightseeing. Derek Walcott Square, Morne Fortune and Immaculate Conception Church are essential stops on your Castries itinerary.

Complete your Castries trip with a car rental

  • Finding you a cheap flight from Edinburgh Airport to Castries isn't the only thing we're good at. Check out our car rentals in Castries and explore at your own pace. We search for deals from trusted car rental companies and put them all in one place. Instantly compare rates and then book with no fees.

Plan the rest of your trip from Edinburgh to Castries

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