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Cheap flights from Castries to London from £515

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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
UVF — LON
22 Apr — 29 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 23 March 2026.

Fri 17/720:50
UVF
-
LGW
Nonstop8h 20m
British Airways
Fri 31/711:15
LGW
-
UVF
Nonstop8h 50m
British Airways
Deal found 23/3£784
Sat 4/720:30
UVF
-
LGW
Nonstop8h 20m
British Airways
Sat 29/811:15
LGW
-
UVF
Nonstop8h 45m
British Airways
Deal found 22/3£807
Fri 5/620:50
UVF
-
LGW
Nonstop8h 20m
British Airways
Fri 3/711:15
LGW
-
UVF
Nonstop8h 50m
British Airways
Deal found 22/3£809
Wed 8/416:20
UVF
-
LHR
1 stop35h 15m
Air Canada
Wed 15/412:05
LHR
-
UVF
1 stop32h 20m
Air Canada
Deal found 21/3£818
Sat 4/720:30
UVF
-
LGW
Nonstop8h 20m
British Airways
Sat 22/811:15
LGW
-
UVF
Nonstop8h 45m
British Airways
Deal found 22/3£830
Thu 2/416:15
UVF
-
LHR
1 stop35h 20m
Air Canada
Sun 5/409:30
LHR
-
UVF
2 stops34h 50m
Air Canada
Deal found 22/3£832
Thu 2/416:15
UVF
-
LHR
1 stop36h 20m
Air Canada
Tue 7/414:10
LHR
-
UVF
1 stop30h 10m
Air Canada
Deal found 22/3£838
Wed 1/416:20
UVF
-
LHR
2 stops33h 10m
Air Canada
Tue 7/417:40
LHR
-
UVF
1 stop26h 40m
Air Canada
Deal found 22/3£858
Wed 1/416:20
UVF
-
LHR
2 stops33h 10m
Air Canada
Sun 5/414:05
LHR
-
UVF
2 stops30h 15m
Air Canada
Deal found 22/3£861
Sat 11/720:30
UVF
-
LGW
Nonstop8h 20m
British Airways
Sat 5/911:15
LGW
-
UVF
Nonstop8h 45m
British Airways
Deal found 22/3£864
Thu 7/522:10
UVF
-
LGW
Nonstop8h 15m
British Airways
Thu 14/511:15
LGW
-
UVF
Nonstop8h 55m
British Airways
Deal found 23/3£874
Sat 1/820:25
UVF
-
LGW
Nonstop8h 25m
British Airways
Mon 31/811:15
LGW
-
UVF
Nonstop8h 45m
British Airways
Deal found 22/3£881

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 23 March 2026.

Round-trip from

£784

One-way from

£515

Popular in

August

Cheapest in

February

Average price

£707
British Airways
  • British Airways
  • 17/7-31/7
  • Nonstop
  • 17h 10m total
  • Castries to London
Search Deals
Air Canada
  • Air Canada
  • 2/4
  • 1 total stop
  • 36h 20m total
  • Castries to London
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (£110 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (£32 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 23 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

Cheapest return flight

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

£866
Fastest return journey

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Tue 12/5

20:35-09:50

Nonstop8h 15m

London Gatwick

Tue 30/6

11:15-15:05

Nonstop8h 50m

£886

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 17/4

16:15-21:00

2 stops23h 45m

London Heathrow

Fri 24/4

18:00-15:10

2 stops50h 10m

£1,026

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Wed 6/5

15:48-14:40

2 stops17h 52m

London Gatwick

Mon 11/5

11:15-15:10

Nonstop8h 55m

£1,061

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Sat 18/4

14:23-06:30

1 stop35h 07m

London Heathrow

Sat 25/4

08:30-15:10

1 stop35h 40m

£1,218

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 28/7

15:05-11:50

1 stop15h 45m

London Heathrow

Tue 4/8

14:10-13:40

2 stops52h 30m

£1,220

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Tue 1/9

15:09-06:50

2 stops34h 41m

London Gatwick

Tue 8/9

10:45-13:50

2 stops32h 05m

£1,241

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Tue 12/5

15:57-14:40

2 stops17h 43m

London Gatwick

Tue 30/6

11:15-15:05

Nonstop8h 50m

£1,252

CastriesLondon

UVF - LGW

UVFLGW

Castries Hewanorra

Tue 28/7

20:30-09:50

Nonstop8h 20m

London Gatwick

Tue 4/8

11:15-15:00

Nonstop8h 45m

£1,343

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 17/7

15:03-12:35

1 stop16h 32m

London Heathrow

Fri 31/7

12:15-12:08

1 stop28h 53m

£1,384

Flights are sorted by cheapest return flights first.

Deals found on 19/3

Showing 1-10 of 47 resultsSorted by cheapest first
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5

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 £859). 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 23 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.

Weekly flight availability from Castries to London

Explore weekly flight availability from Castries to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 23 March 2026.

The most flights from UVF to LON are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

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 23 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
7,813 reviews
Check prices

Crew

7.6

Food

6.4

Overall

6.7

Comfort

6.8

Entertainment

6.4

Boarding

6.9

Reviews

1 / 20
10.0
Excellent

Viorica,Mar 2026

PHX - LHR

The food lately is just from poor to very poor. I bealeave that you can serve less quantities for more quality food. Exemple : at breakfast : omlete and vegetarian omlete ....I beleave with less work less personel could be provide some hummus and carrots and some boiled egss plus whatever snacks or drinks you wish....... Thank you in advance
British Airways
6.7
Okay
7,813 reviews
British Airways
6.7
Okay
7,813 reviews
Check prices

Crew

7.6

Food

6.4

Overall

6.7

Comfort

6.8

Entertainment

6.4

Boarding

6.9

Reviews

1 / 20
10.0
Excellent

Viorica,Mar 2026

PHX - LHR

The food lately is just from poor to very poor. I bealeave that you can serve less quantities for more quality food. Exemple : at breakfast : omlete and vegetarian omlete ....I beleave with less work less personel could be provide some hummus and carrots and some boiled egss plus whatever snacks or drinks you wish....... Thank you in advance

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 (£680), offers the cheapest pricing from Castries to London. British Airways is priced at 19% 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 Gatwick or Castries Hewanorra - London City, Castries Hewanorra - London Heathrow 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 £859). 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
Wembley
Croydon
Luton
Hounslow
Slough
Gatwick
Ilford
Hayes
Brentford
Colchester
Guildford
Watford
Kingston upon Thames
Eastbourne
Romford
Ipswich
Bedford
Chelmsford
Southend-on-Sea

Browse thousands of different options on Cheapflights for your next trip

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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 Heathrow flights
Castries to Gatwick 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 23 March 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£680Average£865FlexibilityNo 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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