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Cheap flights from London to Castries from £512

LON — SLU
4 Oct — 11 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from London to Castries

Enter your travel dates to find the best prices.

Cheapest flights from London to Castries

Mon 9/1110:05 -
1 stop12h 55m
Wed 18/1115:45 -
1 stop13h 20m
Deal found 4/9£581
Wed 18/1110:05 -
1 stop12h 55m
Fri 27/1115:45 -
1 stop13h 35m
Deal found 4/9£599
Mon 9/1110:05 -
1 stop12h 55m
Fri 20/1115:45 -
1 stop13h 35m
Deal found 3/9£600
Mon 16/1110:05 -
1 stop12h 55m
Thu 26/1115:45 -
1 stop14h 40m
Deal found 4/9£602
Wed 9/1210:05 -
1 stop12h 55m
Fri 18/1215:45 -
1 stop13h 35m
Deal found 3/9£628
Thu 24/910:45 -
1 stop30h 20m
Wed 7/1012:35 -
1 stop12h 40m
Deal found 2/9£628
Mon 9/1110:05 -
1 stop12h 55m
Mon 16/1115:45 -
1 stop14h 40m
Deal found 1/9£630
Mon 9/1114:45 -
1 stop32h 15m
Wed 18/1115:45 -
1 stop12h 10m
Deal found 4/9£635
Sun 1/1110:05 -
1 stop12h 55m
Sun 8/1115:45 -
1 stop13h 20m
Deal found 31/8£664
Wed 9/1213:25 -
1 stop29h 50m
Fri 18/1215:45 -
1 stop12h 45m
Deal found 3/9£668
Sat 12/1210:05 -
1 stop12h 55m
Thu 17/1215:45 -
1 stop14h 40m
Deal found 1/9£681
Sun 1/1114:45 -
1 stop25h 20m
Sun 8/1115:45 -
1 stop15h 10m
Deal found 31/8£687

Find flight deals from London to Castries

Round-trip from

£581

One-way from

£512

Good round-trip deal

£584 or less

Good one-way deal

£455 or less
9/11-18/11
  • 9/11-18/11
  • 2 total stops
  • 26h 15m total
  • London to Castries
Search Deals
31/10-31/12
  • 31/10-31/12
  • 3 total stops
  • 35h 40m total
  • London to Castries
Search Deals
Price to beat on a round-trip flight from London (LON) to Castries George F. L. Charle.
Search Deals
Price to beat on a one-way flight from London (LON) to Castries George F. L. Charle.
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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonCastries

LGW London Gatwick - SLU Castries George F. L. Charle

LGWSLU

London Gatwick

Sat 31/10

06:50-14:30

3 stops35h 40m

Castries George F. L. Charle

Wed 31/12

00:00-05:00

Nonstop0h 00m

£512

LondonCastries

LGW London Gatwick - SLU Castries George F. L. Charle

LGWSLU

London Gatwick

Sun 15/11

11:40-18:55

2 stops35h 15m

Castries George F. L. Charle

Wed 31/12

00:00-05:00

Nonstop0h 00m

£520

LondonCastries

LGW London Gatwick - SLU Castries George F. L. Charle

LGWSLU

London Gatwick

Mon 30/11

10:05-19:00

1 stop12h 55m

Castries George F. L. Charle

Wed 31/12

00:00-05:00

Nonstop0h 00m

£555

LondonCastries

LGW London Gatwick - SLU Castries George F. L. Charle

LGWSLU

London Gatwick

Thu 14/1

10:05-19:00

1 stop12h 55m

Castries George F. L. Charle

Wed 31/12

00:00-05:00

Nonstop0h 00m

£562

LondonCastries

LHR London Heathrow - SLU Castries George F. L. Charle

LHRSLU

London Heathrow

Thu 14/1

15:15-18:00

2 stops30h 45m

Castries George F. L. Charle

Wed 31/12

00:00-05:00

Nonstop0h 00m

£563

LondonCastries

LHR London Heathrow - SLU Castries George F. L. Charle

LHRSLU

London Heathrow

Sun 15/11

06:00-18:55

3 stops40h 55m

Castries George F. L. Charle

Wed 31/12

00:00-05:00

Nonstop0h 00m

£564

LondonCastries

LGW London Gatwick - SLU Castries George F. L. Charle

LGWSLU

London Gatwick

Thu 15/10

15:40-14:35

3 stops27h 55m

Castries George F. L. Charle

Wed 31/12

00:00-05:00

Nonstop0h 00m

£568

LondonCastries

LHR London Heathrow - SLU Castries George F. L. Charle

LHRSLU

London Heathrow

Thu 1/10

10:45-19:00

1 stop13h 15m

Castries George F. L. Charle

Wed 31/12

00:00-05:00

Nonstop0h 00m

£584

LondonCastries

LGW London Gatwick - SLU Castries George F. L. Charle

LGWSLU

London Gatwick

Tue 5/1

10:05-19:00

1 stop12h 55m

Castries George F. L. Charle

Sun 31/1

15:45-09:05

1 stop13h 20m

£588

LondonCastries

LGW London Gatwick - SLU Castries George F. L. Charle

LGWSLU

London Gatwick

Wed 3/2

15:55-17:15

3 stops29h 20m

Castries George F. L. Charle

Wed 31/12

00:00-05:00

Nonstop0h 00m

£594

Flights are sorted by cheapest return flights first.

Deals found on 2/9

Showing 1-10 of 34 resultsSorted by cheapest first
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Best time to book a flight from London to Castries

Have a flexible travel schedule? Discover the best time to fly to Castries from London with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from London to Castries

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Castries

Get a feel of what it's like to fly with British Airways from London to Castries by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
8,202 reviews
Check prices

Comfort

6.8

Food

6.4

Overall

6.7

Entertainment

6.5

Boarding

7.0

Crew

7.7

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.
British Airways
6.7
Okay
8,202 reviews
British Airways
6.7
Okay
8,202 reviews
Check prices

Comfort

6.8

Food

6.4

Overall

6.7

Entertainment

6.5

Boarding

7.0

Crew

7.7

Reviews

1 / 20
6.0
Good

David,Jan 2026

LHR - MAD

It was a very old and tried plane. Lots of duck tape holding things together. Staff and food very good. Boarding was chaos at Madrid. Arrival in Lima swift and effective.

Related info for your journey

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

    For a flight from London 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. George F. L. Charle is the only Castries airport and it handles 0 inbound flights from London per day. 0 airlines have flights to Castries George F. L. Charle from London on a regular basis.

  • Can I find deals for flights from London to Castries that include hotel bookings?

    Yes. In addition to deals on London to Castries flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from London to Castries?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to Castries.

  • Can I find deals for business class flights from London to Castries?

    Yes. Cheapflights offers flight deals from London to Castries by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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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