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Cheap flights from the United Kingdom to Castries from £458

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Castries departing on 26/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from the United Kingdom to Castries

Recent return flight deals from the United Kingdom to Castries

Enter your travel dates to find the best prices.
Multiple Airlines Logo
09:40 - 19:00
LHR
-
SLU
13h 20m1 stop
Multiple Airlines Logo
15:45 - 09:55
SLU
-
LHR
14h 10m1 stop
£710Multiple Airlines
Mon, 9 Mar - Sun, 15 Mar
Multiple Airlines Logo
12:05 - 19:00
LHR
-
SLU
11h 55m1 stop
Multiple Airlines Logo
15:45 - 12:00
SLU
-
LHR
15h 15m1 stop
£719Multiple Airlines
Sat, 16 May - Sat, 23 May
Multiple Airlines Logo
09:40 - 17:30
LHR
-
SLU
11h 50m1 stop
Multiple Airlines Logo
15:45 - 09:55
SLU
-
LHR
14h 10m1 stop
£719Multiple Airlines
Mon, 12 Jan - Mon, 19 Jan
Multiple Airlines Logo
09:40 - 19:00
LHR
-
SLU
13h 20m1 stop
Multiple Airlines Logo
15:45 - 09:35
SLU
-
LHR
13h 50m1 stop
£725Multiple Airlines
Mon, 23 Feb - Mon, 16 Mar
Multiple Airlines Logo
13:20 - 19:00
LHR
-
SLU
33h 40m1 stop
Multiple Airlines Logo
15:45 - 09:55
SLU
-
LHR
14h 10m1 stop
£736Multiple Airlines
Mon, 2 Mar - Mon, 9 Mar
Multiple Airlines Logo
08:00 - 19:00
LHR
-
SLU
15h 00m1 stop
Multiple Airlines Logo
15:45 - 12:00
SLU
-
LHR
15h 15m1 stop
£741Multiple Airlines
Wed, 18 Mar - Mon, 22 Jun
Multiple Airlines Logo
09:40 - 19:00
LHR
-
SLU
13h 20m1 stop
Multiple Airlines Logo
12:35 - 05:25
SLU
-
LHR
12h 50m1 stop
£742Multiple Airlines
Fri, 13 Mar - Wed, 25 Mar
Multiple Airlines Logo
09:40 - 15:15
LHR
-
SLU
33h 35m1 stop
Multiple Airlines Logo
15:45 - 12:00
SLU
-
LHR
15h 15m1 stop
£745Multiple Airlines
Wed, 18 Mar - Wed, 15 Apr
Multiple Airlines Logo
13:25 - 15:15
LHR
-
SLU
29h 50m1 stop
Multiple Airlines Logo
12:35 - 05:50
SLU
-
LHR
13h 15m1 stop
£748Multiple Airlines
Wed, 25 Feb - Wed, 11 Mar
Multiple Airlines Logo
12:05 - 19:00
LHR
-
SLU
11h 55m1 stop
Multiple Airlines Logo
15:45 - 12:00
SLU
-
LHR
15h 15m1 stop
£752Multiple Airlines
Mon, 4 May - Tue, 19 May

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Castries that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 16 December 2025.
Use the filters below to find and compare flights from the United Kingdom to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Mon 9/3

09:40-19:00

1 stop13h 20m

Castries George F. L. Charle

Sun 15/3

15:45-09:55

1 stop14h 10m

£710

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Sat 16/5

12:05-19:00

1 stop11h 55m

Castries George F. L. Charle

Sat 23/5

15:45-12:00

1 stop15h 15m

£719

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Mon 12/1

09:40-17:30

1 stop11h 50m

Castries George F. L. Charle

Mon 19/1

15:45-09:55

1 stop14h 10m

£719

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Mon 23/2

09:40-19:00

1 stop13h 20m

Castries George F. L. Charle

Mon 16/3

15:45-09:35

1 stop13h 50m

£725

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Mon 2/3

13:20-19:00

1 stop33h 40m

Castries George F. L. Charle

Mon 9/3

15:45-09:55

1 stop14h 10m

£736

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Wed 18/3

08:00-19:00

1 stop15h 00m

Castries George F. L. Charle

Mon 22/6

15:45-12:00

1 stop15h 15m

£741

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Fri 13/3

09:40-19:00

1 stop13h 20m

Castries George F. L. Charle

Wed 25/3

12:35-05:25

1 stop12h 50m

£742

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Wed 18/3

09:40-15:15

1 stop33h 35m

Castries George F. L. Charle

Wed 15/4

15:45-12:00

1 stop15h 15m

£745

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Wed 25/2

13:25-15:15

1 stop29h 50m

Castries George F. L. Charle

Wed 11/3

12:35-05:50

1 stop13h 15m

£748

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Mon 4/5

12:05-19:00

1 stop11h 55m

Castries George F. L. Charle

Tue 19/5

15:45-12:00

1 stop15h 15m

£752

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Castries from

How to get the cheapest flight ticket from United Kingdom to Castries

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Castries?

The month of November is, on average, the cheapest month to fly to Castries from United Kingdom, with most prices found around £496. If you’re not able to fly to Castries in November, then March is your next best option. Flight prices from United Kingdom to Castries during March average around £502.

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

Our data shows that Sunday is the least expensive day to fly to Castries. Tickets to fly out on this day can be as low as £512. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Castries on Saturday is £663.

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

According to our data, the cheapest time of day to fly to Castries is in the morning. momondo users have found flights departing from United Kingdom to Castries in the morning for as low as £584. 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 afternoon is when there is more demand to fly to Castries, so prices are often more expensive at around £828 per ticket.

Cheap United Kingdom to Castries flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Castries

Fastest flight time

11h 50m

Direct flights

None
The fastest flight from United Kingdom to Castries takes 11h 50m
There are no direct flights from United Kingdom to Castries. There are no popular flight routes from United Kingdom to Castries.
Search flight deals

  • When did momondo last update prices for flights from United Kingdom to Castries George F. L. Charle Airport?

    Prices for flights from United Kingdom to Castries George F. L. Charle Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from United Kingdom to Castries George F. L. Charle Airport?

  • How old do you have to be to fly from United Kingdom to Castries George F. L. Charle Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom to Castries George F. L. Charle Airport.

  • What documentation or ID do you need to fly to Castries George F. L. Charle Airport?

    The travel and health documents required for your trip to Castries George F. L. Charle Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Castries George F. L. Charle Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from United Kingdom to Castries

Compare and see reviews for airlines that fly from United Kingdom to Castries with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £452Free CancellationRating
6.7
7,580 reviews
Search British Airways flights

Travelling to a place near Castries?

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

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from United Kingdom to Castries . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Castries from United Kingdom with this policy.

How can momondo help me find flights from United Kingdom to Castries?

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 from United Kingdom to Castries.

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

Of course. momondo tracks the price of United Kingdom to Castries flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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