Question 1

Why should I use momondo to find a flight deal to Castries?

Accepted Answer

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Question 2

Can I find flights to Castries with flexible booking policies on momondo?

Accepted Answer

Yes. All flights to Castries on momondo can be compared and filtered by various policies on offer, including flexible booking.

Question 3

How can momondo help me find flights to Castries?

Accepted Answer

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight to Castries.

Question 4

I’m not ready to book a flight to Castries right now. Can momondo alert me if prices change?

Accepted Answer

Price alerts on flights to Castries are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

Question 5

How far in advance should I book a flight to Castries?

Accepted Answer

In general, most travellers find the cheapest time to book a flight to Castries is about 3 days prior to their departure date, when tickets on average are £705. However, in the past 72 hours, people saw flights from United Kingdom for as low as £285.

Question 6

Is there an alternative airport near Castries?

Accepted Answer

Those flying to Castries could potentially find better pricing at Castries George F. L. Charle Airport (1 mi from Castries city centre) depending on the month and departure airport.

Question 7

Is there a cheaper alternative to flying into Castries?

Accepted Answer

With an average price of £213 per person, Castries George F. L. Charle Airport is the cheapest airport to fly into when planning your trip to Castries. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.

Question 8

Which airlines fly to Castries?

Accepted Answer

British Airways, Finnair, Air Canada and Icelandair are the most popular airlines that fly from United Kingdom to Castries on a routine basis, according to our data. You should be able to find flights to Castries with these airlines and other airlines flying from United Kingdom.

Question 9

KLM Flights to Castries

Accepted Answer

The most popular airline for flights to Castries on momondo is KLM, which operates 7 flights in this direction every week. Most depart out of Atlanta Hartsfield-Jackson, with the best deal for KLM flights to Castries being £1,085 (round-trip, London Heathrow to Castries, momondo searches within the last 72 hours). In 1,471 KLM reviews, it is rated 7.8 by momondo users.

Question 10

British Airways Flights to Castries

Accepted Answer

British Airways flight deals to Castries start from £494 - this is the best price found recently on momondo, and was a return journey departing from London Gatwick. Over any normal week, British Airways flight prices are typically higher, but vary depending on where you fly from - London Gatwick is the most popular British Airways departure point to Castries so generally has the most availability. British Airways is scored a 6.7/10 in 7,786 reviews.

Question 11

When did momondo last update prices for flights to Castries Hewanorra Airport?

Accepted Answer

Prices for flights to Castries Hewanorra Airport refresh daily.

Question 12

How many operators does momondo search for flights to Castries Hewanorra Airport?

Accepted Answer

As of March 2026, there are 8 operators available to choose from for flights to Castries Hewanorra Airport.

Question 13

How old do you have to be to fly to Castries Hewanorra Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Castries Hewanorra Airport.

Question 14

What documentation or ID do you need to fly to Castries Hewanorra Airport?

Accepted Answer

The required travel and health documents for your Castries Hewanorra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Castries Hewanorra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Question 15

How long does it take to fly to Castries?

Accepted Answer

The flight from United Kingdom to Castries depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from London Heathrow (a popular airport in United Kingdom) to Castries Hewanorra (the most popular airport in Castries), then the flight time is 23h 35m on average. If you fly from Manchester (another popular airport in United Kingdom) to Castries Hewanorra, then the average flight time is 28h 18m.

Question 16

What is the cheapest month to fly to Castries?

Accepted Answer

The month of September is, on average, the cheapest month to fly to Castries from United Kingdom, with most prices found around £549. If you’re not able to fly to Castries in September, then June is your next best option. Flight prices from United Kingdom to Castries during June average around £587.

Question 17

What is the cheapest day to depart on your flight to Castries?

Accepted Answer

Our data shows that Tuesday is the least expensive day to fly to Castries. Tickets to fly out on this day can be as low as £635. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Castries on Friday is £719.

Question 18

What is the cheapest time of day to depart on your flight to Castries?

Accepted Answer

According to our data, the cheapest time of day to fly to Castries is at midday. momondo users have found flights departing from United Kingdom to Castries at midday for as low as £521. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the morning is when there is more demand to fly to Castries, so prices are often more expensive at around £684 per ticket.

CHEAPEST MONTH TO FLY TO CASTRIES FROM LONDON HEATHROW AIRPORT	June	23% cheaper	Flying from London Heathrow Airport to Castries costs on average just £584 in June
MOST EXPENSIVE MONTH TO FLY TO CASTRIES FROM LONDON HEATHROW AIRPORT	December	54% more expensive	It costs about £1,172 for flights to Castries from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO CASTRIES FROM LONDON HEATHROW AIRPORT	December	516% more users visited	More momondo users searched in flights to Castries from London Heathrow Airport in December than any other month

Best One-Way Price	£298
Best Round-Trip Price	£636
Fastest flight time	35h 05m

£298 Cheap flights to Castries

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Castries departing on 5/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from the United Kingdom to Castries

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

Recent direct flight deals from the United Kingdom to Castries

momondo Fare Finder

Use the filters below to find and compare flights to Castries that are best for you.

See travel insights to Castries from

Castries flights insights and trends

What is the cheapest month to fly to Castries?

What is the absolute cheapest flight to Castries?

See prices from:

What is the cheapest day to depart on your flight to Castries?

What is the cheapest time of day to depart on your flight to Castries?

How long does it take to fly to Castries?

Cheapest flights to Castries Hewanorra

Find the cheapest flights to Castries Hewanorra from your nearest city or airport

Cheap Castries flight deals and tips

Summary info about Castries flight prices, duration and airlines

Best One-Way Price

Best Round-Trip Price

Fastest flight time

Frequently asked questions about flying to Castries

Travelling to a place near Castries?

Why use momondo?

An easier way to manage your Castries Hewanorra trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Castries

Popular Flights to Castries

Popular routes according to searches in the past day on momondo

Popular Cities in Saint Lucia

Popular flights according to clicks in the last 7 days on momondo

Airports servicing United Kingdom

Fly your favourite airline to Castries

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Castries

List of cabin classes available on flights landing in Castries. Availability may vary depending on flight origin and airline.

Complete your trip to Castries Hewanorra

Explore popular destinations other users love

According to popular flight searches on momondo this year