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Cheap flights from Castries to London from £428

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
UVF — LON
1 Apr — 8 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Castries to London

Enter your travel dates to find the best prices.

Cheapest flights from Castries to London
Explore the most affordable flight options available from Castries to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 March 2026.

Sat 9/520:30
UVF
-
LGW
Nonstop8h 20m
British Airways
Sun 13/911:15
LGW
-
UVF
Nonstop8h 50m
British Airways
Deal found 1/3£731
Fri 7/820:50
UVF
-
LGW
Nonstop8h 20m
British Airways
Sun 23/811:15
LGW
-
UVF
Nonstop8h 50m
British Airways
Deal found 1/3£732
Fri 17/720:50
UVF
-
LGW
Nonstop8h 20m
British Airways
Fri 31/711:15
LGW
-
UVF
Nonstop8h 50m
British Airways
Deal found 27/2£757
Wed 15/416:20
UVF
-
LHR
1 stop36h 15m
Air Canada
Wed 22/417:40
LHR
-
UVF
1 stop26h 45m
Air Canada
Deal found 1/3£787
Mon 13/416:05
UVF
-
LHR
2 stops23h 55m
Air Canada
Mon 20/415:10
LHR
-
UVF
2 stops53h 10m
Air Canada
Deal found 27/2£801
Tue 12/520:30
UVF
-
LGW
Nonstop8h 20m
British Airways
Tue 30/611:15
LGW
-
UVF
Nonstop8h 50m
British Airways
Deal found 27/2£821
Sat 7/320:35
UVF
-
LGW
Nonstop8h 15m
British Airways
Thu 14/511:15
LGW
-
UVF
Nonstop8h 50m
British Airways
Deal found 1/3£840
Sat 7/320:35
UVF
-
LGW
Nonstop8h 15m
British Airways
Sat 14/310:05
LGW
-
UVF
Nonstop9h 05m
British Airways
Deal found 27/2£842
Tue 14/415:57
UVF
-
LHR
2 stops18h 03m
Multiple Airlines
Tue 21/414:40
LHR
-
UVF
2 stops52h 57m
Multiple Airlines
Deal found 28/2£894
Wed 13/515:57
UVF
-
LHR
2 stops18h 03m
Multiple Airlines
Sat 30/514:20
LHR
-
UVF
2 stops51h 10m
Multiple Airlines
Deal found 1/3£912
Mon 23/322:05
UVF
-
LGW
Nonstop8h 15m
British Airways
Tue 14/411:15
LGW
-
UVF
Nonstop8h 50m
British Airways
Deal found 28/2£940
Fri 17/716:05
UVF
-
LGW
2 stops56h 00m
Multiple Airlines
Fri 31/711:15
LGW
-
UVF
Nonstop8h 50m
Multiple Airlines
Deal found 1/3£949

Find flight deals from Castries to London

Discover tips and strategies to find the most affordable flight options for your journey from Castries (UVF) to London (LON). 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 2 March 2026.

Round-trip from

£731

One-way from

£428

Popular in

August

Cheapest in

November

Average price

£701
British Airways
  • British Airways
  • 9/5-13/9
  • Nonstop
  • 17h 10m total
  • Castries to London
Search Deals
23/4
  • 23/4
  • 2 total stops
  • 34h 00m total
  • Castries to London
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (£110 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£33 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Castries to London 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 2 March 2026.
Use the filters below to find and compare flights from Castries to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Fri 17/7

20:50-10:10

Nonstop8h 20m

London Gatwick

Fri 31/7

11:15-15:05

Nonstop8h 50m

£757

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Wed 15/4

16:20-06:30

2 stops33h 10m

London Heathrow

Wed 22/4

17:40-15:25

1 stop26h 45m

£787

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Mon 13/4

16:05-21:00

2 stops23h 55m

London Heathrow

Mon 20/4

15:10-15:20

2 stops53h 10m

£801

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Tue 12/5

20:30-09:50

Nonstop8h 20m

London Gatwick

Tue 30/6

11:15-15:05

Nonstop8h 50m

£821

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Tue 14/4

14:40-10:45

1 stop15h 05m

London Gatwick

Tue 21/4

10:35-15:20

3 stops33h 45m

£962

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 13/3

16:15-21:20

2 stops49h 05m

London Heathrow

Thu 9/4

08:30-15:20

1 stop35h 50m

£968

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Wed 13/5

15:57-14:40

2 stops17h 43m

London Gatwick

Sat 30/5

15:40-15:19

2 stops28h 39m

£978

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Mon 23/3

22:05-10:20

Nonstop8h 15m

London Gatwick

Tue 14/4

11:15-15:05

Nonstop8h 50m

£986

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Sun 23/8

13:47-09:35

2 stops38h 48m

London Gatwick

Sun 6/9

11:15-15:05

Nonstop8h 50m

£1,003

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Fri 17/7

16:05-05:05

2 stops56h 00m

London Gatwick

Fri 31/7

11:15-15:05

Nonstop8h 50m

£1,012

Flights are sorted by cheapest return flights first.

Deals found on 1/3

Showing 1-10 of 49 resultsSorted by cheapest first
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Best time to book a flight from Castries to London

Have a flexible travel schedule? Discover the best time to fly to London from 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 from Castries to London

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

Currently, September is the cheapest month in which you can book a flight from Castries to London (average of £420). Flying from Castries to London in February is currently the most expensive (average of £851). 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 UVF to LON?

Find hourly flight availability from Castries to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 2 March 2026.

When flying from Castries to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. 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 London. Reviews last updated 2 March 2026.
See what other customers who have flown with British Airways from Castries to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
British Airways
6.7
Okay
7,774 reviews
Check prices

Crew

7.6

Food

6.4

Entertainment

6.4

Comfort

6.8

Overall

6.7

Boarding

6.9

Reviews

1 / 20
2.0
Mediocre

Natasha,Feb 2026

SEA - LHR

I already said the thing about the list luggage, which actually this flight.
British Airways
6.7
Okay
7,774 reviews
British Airways
6.7
Okay
7,774 reviews
Check prices

Crew

7.6

Food

6.4

Entertainment

6.4

Comfort

6.8

Overall

6.7

Boarding

6.9

Reviews

1 / 20
2.0
Mediocre

Natasha,Feb 2026

SEA - LHR

I already said the thing about the list luggage, which actually this flight.

Related info for your journey

Find useful and relevant information for your journey from Castries to London. 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 from for flights from Castries to London?

    If you book a flight to London from Castries, you will be flying from Hewanorra, which is the city’s only airport. Castries Hewanorra (UVF) is located 19.3 mi from the center of Castries. There is 1 flight from Hewanorra to London per day from 1 airline.

  • How long is the flight from Castries to London?

    Departing from Castries to London will take you 8h 20m. Airlines will cover a distance of 4223 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Castries to London round-trip?

    According to our current data, British Airways (£673), offers the cheapest pricing from Castries to London. British Airways is priced at 17% lower than the current average price of a flight leaving 3 months from now.

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

    While some choose either Castries Hewanorra - London Heathrow or Castries Hewanorra - London City, Castries Hewanorra - London Gatwick is the most popular route from Castries to London.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Castries to London 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 Castries to London?

    Currently, September is the cheapest month in which you can book a flight from Castries to London (average of £420). Flying from Castries to London in February is currently the most expensive (average of £851). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Milton Keynes
Croydon
Wembley
Luton
Gatwick
Slough
Hounslow
Ilford
Hayes
Brentford
Colchester
Watford
Guildford
Kingston upon Thames
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Ipswich
Chelmsford
Bedford
Romford
Folkestone

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Alternative routes for Castries to London

See prices for flight routes from nearby airports that may be better suited for you.
Castries to Gatwick flights
Castries to Heathrow flights
Castries to London City flights

Top airline flying from Castries to London

Discover the top airline that operate flights from Castries to London. 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 2 March 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£673Average£851FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights helps you search for flights from Castries to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Castries to London for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to London from Castries? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Castries to London become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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