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Cheap flights from the United Kingdom to Castries from £501

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 11/9. 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

Logo
08:05 - 14:35LHR-SLU
11h 30m1 stop
Logo
12:10 - 07:50SLU-LHR
14h 40m1 stop
£646
Find Deal
Thu, 11 Sep - Sun, 21 Sep
Logo
11:25 - 19:00LHR-SLU
12h 35m1 stop
Logo
12:35 - 06:20SLU-LHR
12h 45m1 stop
£686
Find Deal
Sun, 21 Sep - Sun, 5 Oct
Logo
19:50 - 17:30MAN-SLU
26h 40m2 stops
Logo
07:30 - 08:05SLU-MAN
20h 35m2 stops
£694
Find Deal
Sun, 12 Oct - Tue, 4 Nov
Logo
11:00 - 19:00LHR-SLU
13h 00m1 stop
Logo
09:10 - 05:55SLU-LHR
15h 45m1 stop
£697
Find Deal
Thu, 11 Sep - Thu, 25 Sep
Logo
11:25 - 19:00LHR-SLU
12h 35m1 stop
Logo
12:35 - 06:20SLU-LHR
12h 45m1 stop
£704
Find Deal
Sun, 21 Sep - Wed, 1 Oct
Logo
11:25 - 19:00LHR-SLU
12h 35m1 stop
Logo
12:35 - 06:20SLU-LHR
12h 45m1 stop
£706
Find Deal
Tue, 7 Oct - Tue, 21 Oct
Logo
11:25 - 19:00LHR-SLU
12h 35m1 stop
Logo
12:35 - 06:20SLU-LHR
12h 45m1 stop
£712
Find Deal
Wed, 17 Sep - Sat, 27 Sep
Logo
13:25 - 12:05LHR-SLU
26h 40m1 stop
Logo
15:45 - 08:30SLU-LHR
12h 45m1 stop
£714
Find Deal
Tue, 13 Jan - Tue, 27 Jan
Logo
11:25 - 19:00LHR-SLU
12h 35m1 stop
Logo
12:35 - 06:20SLU-LHR
12h 45m1 stop
£728
Find Deal
Fri, 12 Sep - Sun, 21 Sep
Logo
19:50 - 19:00MAN-SLU
28h 10m2 stops
Logo
15:45 - 07:15SLU-MAN
11h 30m1 stop
£728
Find Deal
Sun, 12 Oct - Tue, 4 Nov

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 19 August 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

Thu 11/9

08:05-14:35

1 stop11h 30m

Castries George F. L. Charle

Sun 21/9

12:10-07:50

1 stop14h 40m

£646

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Sun 21/9

11:25-19:00

1 stop12h 35m

Castries George F. L. Charle

Sun 5/10

12:35-06:20

1 stop12h 45m

£686

ManchesterCastries

MAN - SLU

MANSLU

Manchester

Sun 12/10

19:50-17:30

2 stops26h 40m

Castries George F. L. Charle

Tue 4/11

07:30-08:05

2 stops20h 35m

£694

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Thu 11/9

11:00-19:00

1 stop13h 00m

Castries George F. L. Charle

Thu 25/9

09:10-05:55

1 stop15h 45m

£697

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Sun 21/9

11:25-19:00

1 stop12h 35m

Castries George F. L. Charle

Wed 1/10

12:35-06:20

1 stop12h 45m

£704

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Tue 7/10

11:25-19:00

1 stop12h 35m

Castries George F. L. Charle

Tue 21/10

12:35-06:20

1 stop12h 45m

£706

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Wed 17/9

11:25-19:00

1 stop12h 35m

Castries George F. L. Charle

Sat 27/9

12:35-06:20

1 stop12h 45m

£712

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Tue 13/1

13:25-12:05

1 stop26h 40m

Castries George F. L. Charle

Tue 27/1

15:45-08:30

1 stop12h 45m

£714

LondonCastries

LHR - SLU

LHRSLU

London Heathrow

Fri 12/9

11:25-19:00

1 stop12h 35m

Castries George F. L. Charle

Sun 21/9

12:35-06:20

1 stop12h 45m

£728

ManchesterCastries

MAN - SLU

MANSLU

Manchester

Sun 12/10

19:50-19:00

2 stops28h 10m

Castries George F. L. Charle

Tue 4/11

15:45-07:15

1 stop11h 30m

£728

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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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 September is, on average, the cheapest month to fly to Castries from United Kingdom, with most prices found around £476. If you’re not able to fly to Castries in September, then November is your next best option. Flight prices from United Kingdom to Castries during November average around £491.

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 £506. 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 £655.

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 £577. 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 £818 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

Best price found

£501

Fastest flight time

11h 05m

Direct flights

None

Airports in Castries

1 airport
The best one-way flight to Castries from United Kingdom in the past 72 hours is £501. The best return flight deal from United Kingdom to Castries found on momondo in the last 72 hours is £646.
The fastest flight from United Kingdom to Castries takes 11h 05m
There are no direct flights from United Kingdom to Castries. Popular non-direct routes for this connection are Manchester Airport - Castries George F. L. Charle Airport, London Heathrow Airport - Castries George F. L. Charle Airport and London Gatwick Airport - Castries George F. L. Charle Airport.
There is 1 airport near Castries: Castries George F. L. Charle (SLU)
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 £403Free CancellationRating
6.7
7,283 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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