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£545+ Cheap flights to Castries

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
— SLU
20 Jul — 27 Jul1
1 adult

Flights to Castries in 2025

Find the latest flights to Castries in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 15 July 2025.

Return from

£697

One-way from

£545

Popular in

December

Cheapest in

September

Average price

£550

Good round-trip deal

£606 or less

Good one-way deal

£473 or less
27/8-3/9
  • 27/8-3/9
  • 2 total stops
  • 25h 20m total
  • London to Castries
24/8
  • 24/8
  • 1 total stop
  • 12h 35m total
  • London to Castries
Highest demand for flights based on searches. 10% potential increase in price (£51 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£23 potential savings vs. average return price).
Average for return flights in July 2025
Price to beat on a round-trip flight from London to Castries George F. L. Charle.
Price to beat on a one-way flight from London to Castries George F. L. Charle.

Find flight deals to Castries

Cheapest flights to Castries
Explore the most affordable flight options available to Castries. Find the lowest fares based on data from user searches, with prices last updated on 15 July 2025.

Wed 27/811:25LHR - SLU
1 stop12h 35mMultiple Airlines
Wed 3/912:35SLU - LHR
1 stop12h 45mMultiple Airlines
Deal found 13/7£697
Thu 4/913:05LGW - SLU
2 stops27h 25mMultiple Airlines
Thu 11/918:20SLU - LGW
2 stops31h 00mMultiple Airlines
Deal found 13/7£796

Cheapflights Fare Finder

Locate flights to Castries that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 858,174 searches and data was last updated on 15 July 2025.
Use the filters below to find and compare flights to Castries that are best for you.

Fly from

London

Route

Depart

Return

Price

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Wed 27/8

11:25-19:00

1 stop12h 35m

Castries George F. L. Charle

Wed 3/9

12:35-06:20

1 stop12h 45m

£697

LondonCastries

LGW - SLU

LGWSLU

London Gatwick

Thu 4/9

13:05-11:30

2 stops27h 25m

Castries George F. L. Charle

Thu 11/9

18:20-06:20

2 stops31h 00m

£796

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Sun 24/8

11:25-19:00

1 stop12h 35m

£545

LondonCastries

LGW - SLU

LGWSLU

London Gatwick

Thu 24/7

09:50-11:30

3 stops30h 40m

£771

Flights are sorted by cheapest return flights first.

Deals found on 12/7

Best time to book a flight to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Castries

How long is the flight to Castries?

On average, a flight from London to Castries takes 19 hours 27 minutes. Flights to Castries from other popular cities in United Kingdom will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to Castries?

The cheapest airline flying from London to Castries is British Airways.

FAQs about flying to Castries

  • What airport do you fly into for flights to Castries?

    For a flight to Castries, you will be flying into George F. L. Charle. Castries George F. L. Charle (SLU) is just 0.7 mi from the center of the city.

  • Can I find cheaper flights to Castries if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Castries on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Castries?

    Based on reviews from Cheapflights users, British Airways is rated the highest out of the airlines that fly to Castries.

  • What is the cheapest airport to fly to in Castries?

    Castries George F. L. Charle is currently the cheapest airport to fly to in Castries. One-way flights to Castries George F. L. Charle typically cost £152, while return flights cost around £156.

  • Where does the fastest flight to Castries depart from?

    For those looking to save time traveling to Castries, London offers the quickest one-way flight (12 hours 25 minutes).

  • Does Castries George F. L. Charle have car hire?

    Yes. Those touching down at Castries George F. L. Charle can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Castries George F. L. Charle?

    Yes. Castries George F. L. Charle has hotels nearby for those requiring accommodations. Poinsettia Villa Apartments is the closest property to Castries George F. L. Charle (0.0 mi away from Castries George F. L. Charle).

See more FAQs

Travelling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Gros Islet
Rodney Bay

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By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Castries.

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Certainly. Search results for flights to Castries shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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