Cheap flights from London to Castries from £386

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
LON — UVF
23 Jul — 30 Jul1
1 adult

Cheapflights Tip: The best prices from London to Castries Hewanorra are usually found in March or August, booked 7 days in advance, depart on a Tuesday or Friday and return on a Tuesday

Cheap flight deals from London to Castries

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to Castries (UVF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 July 2025.

Round-trip from

£583

One-way from

£386

Popular in

December

Cheapest in

March

Average price

£357
Icelandair
  • Icelandair
  • 26/9-5/10
  • 3 total stops
  • 57h 31m total
  • London to Castries
British Airways
  • British Airways
  • 15/10
  • Nonstop
  • 8h 45m total
  • London to Castries
Highest demand for flights based on searches. 20% potential increase in price (£95 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease (£21 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from London to Castries

Cheapest flights from London to Castries
Explore the most affordable flight options available from London to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 July 2025.

Fri 26/908:25LHR - UVF
2 stops33h 21mIcelandair
Sun 5/1015:35UVF - LHR
1 stop24h 10mIcelandair
Deal found 16/7£583
Thu 30/1010:00LGW - UVF
Nonstop9h 05mBritish Airways
Sat 15/1120:35UVF - LGW
Nonstop8h 15mBritish Airways
Deal found 18/7£588
Wed 15/1011:05LHR - UVF
2 stops56h 10mAir Canada
Mon 27/1016:15UVF - LHR
1 stop34h 15mAir Canada
Deal found 17/7£590
Tue 11/1107:25LHR - UVF
1 stop35h 31mJetBlue
Tue 18/1116:55UVF - LHR
1 stop23h 50mJetBlue
Deal found 16/7£593
Sun 14/912:10LGW - UVF
2 stops30h 35mIcelandair
Sun 5/1015:35UVF - LGW
2 stops37h 00mIcelandair
Deal found 16/7£608
Fri 22/812:00LGW - UVF
2 stops31h 15mDelta
Wed 27/815:35UVF - LGW
2 stops37h 25mDelta
Deal found 18/7£677
Wed 12/1112:30LGW - UVF
2 stops28h 30mAmerican Airlines
Tue 2/1216:35UVF - LGW
2 stops34h 55mAmerican Airlines
Deal found 17/7£682
Mon 1/911:35LGW - UVF
2 stops31h 40mMultiple Airlines
Fri 5/915:10UVF - LGW
2 stops34h 10mMultiple Airlines
Deal found 17/7£728
Thu 30/1010:00LCY - UVF
2 stops32h 17mDelta
Thu 13/1116:35UVF - LCY
2 stops20h 00mDelta
Deal found 16/7£809
Wed 27/809:05LCY - UVF
2 stops33h 40mAer Lingus
Sun 7/914:35UVF - LCY
2 stops45h 55mAer Lingus
Deal found 17/7£1,015
Sun 14/920:45LCY - UVF
2 stops46h 38mKLM
Sun 5/1015:38UVF - LCY
2 stops20h 42mKLM
Deal found 16/7£1,235
Thu 20/1109:40LCY - UVF
2 stops34h 45mMultiple Airlines
Sun 30/1117:15UVF - LCY
2 stops43h 25mMultiple Airlines
Deal found 18/7£1,460

Cheapflights Fare Finder

Customise your flight search to find flights from London 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, Cheapflights users made 858,174 searches. Data last updated 18 July 2025.
Use the filters below to find and compare flights from London to Castries that are best for you.

Fly from

London

Fly to

Castries

Route

Depart

Return

Price

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Fri 26/9

08:25-12:46

2 stops33h 21m

Castries Hewanorra

Sun 5/10

15:35-20:45

1 stop24h 10m

£583

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Thu 30/10

10:00-15:05

Nonstop9h 05m

Castries Hewanorra

Sat 15/11

20:35-08:50

Nonstop8h 15m

£588

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 15/10

11:05-14:15

2 stops56h 10m

Castries Hewanorra

Mon 27/10

16:15-06:30

1 stop34h 15m

£590

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Tue 11/11

07:25-14:56

1 stop35h 31m

Castries Hewanorra

Tue 18/11

16:55-20:45

1 stop23h 50m

£593

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Sun 14/9

12:10-13:45

2 stops30h 35m

Castries Hewanorra

Sun 5/10

15:35-09:35

2 stops37h 00m

£608

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Fri 22/8

12:00-14:15

2 stops31h 15m

Castries Hewanorra

Wed 27/8

15:35-10:00

2 stops37h 25m

£677

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Wed 12/11

12:30-13:00

2 stops28h 30m

Castries Hewanorra

Tue 2/12

16:35-07:30

2 stops34h 55m

£682

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Mon 1/9

11:35-14:15

2 stops31h 40m

Castries Hewanorra

Fri 5/9

15:10-06:20

2 stops34h 10m

£728

LondonCastries

LCY - UVF

LCYUVF

London City

Thu 30/10

10:00-14:17

2 stops32h 17m

Castries Hewanorra

Thu 13/11

16:35-16:35

2 stops20h 00m

£809

LondonCastries

LCY - UVF

LCYUVF

London City

Wed 27/8

09:05-13:45

2 stops33h 40m

Castries Hewanorra

Sun 7/9

14:35-17:30

2 stops45h 55m

£1,015

Flights are sorted by cheapest return flights first.

Deals found on 16/7

Showing 1-10 of 23 results
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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
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 from London to Castries

How far ahead should I book a flight from London to Castries?

Use this chart to determine the optimal time to book a return flight from London to Castries. Price data was last updated on 11 July 2025.

The best time to book flights from London to Castries is 6 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from London to Castries?

Currently, March is the cheapest month in which you can book a flight from London to Castries (average of £328). Flying from London to Castries in December is currently the most expensive (average of £1,095). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LON to UVF?

Find hourly flight availability from London to Castries. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 July 2025.

One of the essential ways to save on airfare from London to Castries is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the morning could potentially save you up to 38% on airfare.

Reviews of airlines servicing Castries

Get insights into the airlines that provide service to Castries. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Castries. Reviews last updated 18 July 2025.
Read through reviews of airlines operating flights from London to Castries, such as Delta, KLM, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from London to Castries. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly into for flights to Castries from London?

    Most people fly into Castries Hewanorra (UVF) if they book a flight to Castries from London. On average, Hewanorra has 1 inbound flight from London per day from 6 airlines. Castries Hewanorra is conveniently located just 19.3 mi from Castries’s city center.

  • What are the cheapest airlines flying from London to Castries round-trip?

    Icelandair, at £583, was found to be the cheapest airline from London to Castries.Alternate airlines flying return to your destination include British Airways and Air Canada.

  • What are the cheapest airlines to fly from London to Castries one-way?

    To fly one-way, consider booking your trip with British Airways, which is currently one of the cheapest options available, starting at £386. Air Canada flights start at £459 while deals on United Airlines start at £589 one-way.

  • What are the most popular routes from London to Castries?

  • 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.

  • What is the cheapest month to book a flight from London to Castries?

    Currently, March is the cheapest month in which you can book a flight from London to Castries (average of £328). Flying from London to Castries in December is currently the most expensive (average of £1,095). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Fly from London to Castries on these airlines

Choose from the following airlines for your flight from London to Castries. Flights are based on user searches made on Cheapflights and were last updated on 18 July 2025.

Top 6 airlines flying from London to Castries

Discover the top 6 airlines that operate flights from London to Castries. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 18 July 2025.
AirlineCheapestAverageFlexibilityOn-time
TUI AirwaysCheapest£283Average£386FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways flights
British AirwaysCheapest£419Average£615FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Virgin AtlanticCheapest£430Average£608FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
FinnairCheapest£508Average£789FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Air CanadaCheapest£515Average£622FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
KLMCheapest£683Average£1,317FlexibilityNo cancel feeOn-time75%
Search KLM flights

Fly with Cheapflights

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How does Cheapflights help users find flights from London to Castries?

Deals for London to Castries flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from London to Castries?

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Can Cheapflights find flights from London to Castries with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to Castries flexibly with Cheapflights today.

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