How long is the flight from Castries to London?

Departing from Castries to London will take you 8h 15m. 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 (£719), offers the cheapest pricing from Castries to London. British Airways is priced at 16% lower than the current average price of a flight leaving 3 months from now.

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

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.

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 are 0 flights from Hewanorra to London per day from 1 airline.

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.

£340+ Cheap Flights from Castries to London

Cheap flight deals from Castries to London

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 9 October 2026.

Mon 2/1117:32 -

1 stop35h 58m

Sun 8/1107:45 -

1 stop36h 27m

Deal found 7/10£766

Mon 23/1119:05 -

Nonstop8h 15m

Mon 30/1112:15 -

Nonstop9h 05m

Deal found 9/10£778

Thu 12/1117:32 -

1 stop23h 23m

Wed 18/1112:20 -

1 stop31h 42m

Deal found 8/10£783

Wed 14/1016:39 -

1 stop23h 06m

Fri 13/1112:20 -

1 stop31h 35m

Deal found 8/10£799

Mon 2/1117:35 -

2 stops23h 25m

Sun 8/1111:10 -

1 stop33h 30m

Deal found 7/10£814

Mon 2/1119:05 -

Nonstop8h 15m

Sun 8/1112:30 -

Nonstop9h 05m

Deal found 8/10£819

Mon 2/1117:35 -

2 stops57h 35m

Sun 8/1106:00 -

2 stops38h 40m

Deal found 7/10£823

Mon 2/1117:32 -

1 stop24h 08m

Mon 9/1108:05 -

1 stop36h 07m

Deal found 7/10£830

Mon 2/1119:05 -

Nonstop8h 15m

Mon 9/1112:15 -

Nonstop9h 05m

Deal found 7/10£839

Mon 23/1117:35 -

2 stops33h 35m

Mon 30/1113:00 -

2 stops55h 40m

Deal found 9/10£839

Thu 29/1019:20 -

Nonstop8h 15m

Tue 3/1112:30 -

Nonstop9h 05m

Deal found 5/10£839

Mon 2/1117:35 -

2 stops23h 25m

Mon 9/1118:00 -

1 stop24h 55m

Deal found 7/10£840

Best flights from Castries to London
Discover carefully curated flight deals from Castries to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Mon 23/1119:05 -

Nonstop8h 15m

Mon 30/1112:15 -

Nonstop9h 05m

Deal found 9/10£781

Thu 12/1117:32 -

1 stop23h 23m

Wed 18/1112:20 -

1 stop31h 42m

Deal found 8/10£783

Mon 2/1117:35 -

2 stops23h 25m

Mon 9/1118:00 -

1 stop24h 55m

Deal found 7/10£840

Mon 23/1117:35 -

1 stop32h 55m

Mon 30/1119:25 -

2 stops49h 15m

Deal found 9/10£841

Mon 2/1119:05 -

Nonstop8h 15m

Sun 8/1112:30 -

Nonstop9h 05m

Deal found 9/10£838

Wed 7/416:45 -

1 stop32h 50m

Wed 28/411:05 -

1 stop33h 35m

Deal found 4/10£860

Mon 2/1119:05 -

Nonstop8h 15m

Mon 9/1112:15 -

Nonstop9h 05m

Deal found 7/10£839

Wed 18/1117:17 -

1 stop24h 23m

Wed 25/1107:25 -

1 stop36h 37m

Deal found 4/10£951

Mon 2/1117:32 -

2 stops25h 03m

Mon 9/1110:05 -

2 stops58h 07m

Deal found 7/10£975

Thu 29/1019:20 -

Nonstop8h 15m

Tue 3/1112:30 -

Nonstop9h 05m

Deal found 6/10£840

Mon 23/1117:22 -

1 stop36h 08m

Mon 30/1108:05 -

1 stop35h 26m

Deal found 9/10£1,019

Wed 18/1117:17 -

2 stops36h 28m

Wed 25/1122:40 -

2 stops45h 22m

Deal found 4/10£1,037

Thu 12/1117:35 -

3 stops33h 35m

Wed 18/1113:00 -

3 stops31h 40m

Deal found 8/10£1,062

Mon 23/1117:35 -

1 stop32h 55m

Mon 30/1118:00 -

1 stop24h 55m

Deal found 9/10£1,113

Mon 2/1117:35 -

3 stops35h 25m

Sun 8/1110:00 -

3 stops34h 40m

Deal found 8/10£1,155

Mon 23/1117:22 -

2 stops49h 13m

Mon 30/1110:05 -

2 stops57h 26m

Deal found 9/10£1,182

Find flight deals from Castries to London

Round-trip from	£766
One-way from	£340
Popular in	January
Cheapest in	September
Average price	£995

British Airways
18/11-25/11
Nonstop
17h 20m total
Castries to London

Search Deals

JetBlue
11/12-31/12
1 total stop
24h 45m total
Castries to London

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£60 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£11 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CastriesLondon

UVF Castries Hewanorra - LHR London Heathrow

UVFLHR

Castries Hewanorra

Fri 11/12

16:55-21:40

1 stop24h 45m

London Heathrow

Wed 31/12

00:00-19:00

Nonstop0h 00m

£340

CastriesLondon

UVF Castries Hewanorra - LHR London Heathrow

UVFLHR

Castries Hewanorra

Tue 8/12

16:55-21:40

1 stop24h 45m

London Heathrow

Wed 31/12

00:00-19:00

Nonstop0h 00m

£345

CastriesLondon

UVF Castries Hewanorra - LGW London Gatwick

UVFLGW

Castries Hewanorra

Sun 18/10

14:30-09:10

2 stops37h 40m

London Gatwick

Wed 31/12

00:00-19:00

Nonstop0h 00m

£394

CastriesLondon

UVF Castries Hewanorra - LGW London Gatwick

UVFLGW

Castries Hewanorra

Fri 16/10

15:10-10:45

1 stop14h 35m

London Gatwick

Wed 31/12

00:00-19:00

Nonstop0h 00m

£400

CastriesLondon

UVF Castries Hewanorra - LHR London Heathrow

UVFLHR

Castries Hewanorra

Tue 10/11

17:32-21:40

1 stop24h 08m

London Heathrow

Wed 31/12

00:00-19:00

Nonstop0h 00m

£440

CastriesLondon

UVF Castries Hewanorra - LHR London Heathrow

UVFLHR

Castries Hewanorra

Mon 30/11

17:35-07:10

3 stops57h 35m

London Heathrow

Wed 31/12

00:00-19:00

Nonstop0h 00m

£488

CastriesLondon

UVF Castries Hewanorra - LHR London Heathrow

UVFLHR

Castries Hewanorra

Tue 8/12

15:55-18:55

3 stops47h 00m

London Heathrow

Wed 31/12

00:00-19:00

Nonstop0h 00m

£520

CastriesLondon

UVF Castries Hewanorra - LGW London Gatwick

UVFLGW

Castries Hewanorra

Tue 6/4

14:55-14:00

2 stops42h 05m

London Gatwick

Wed 31/12

00:00-19:00

Nonstop0h 00m

£523

CastriesLondon

UVF Castries Hewanorra - LHR London Heathrow

UVFLHR

Castries Hewanorra

Fri 11/12

17:35-06:30

2 stops32h 55m

London Heathrow

Wed 31/12

00:00-19:00

Nonstop0h 00m

£538

CastriesLondon

UVF Castries Hewanorra - LGW London Gatwick

UVFLGW

Castries Hewanorra

Tue 8/12

15:55-09:50

3 stops37h 55m

London Gatwick

Wed 31/12

00:00-19:00

Nonstop0h 00m

£561

Flights are sorted by cheapest return flights first.

Deals found on 7/10

Showing 1-10 of 40 resultsSorted by cheapest first

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.

UVF-LON

UVF-LHR

UVF-LGW

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

UVF-LON

UVF-LHR

UVF-LGW

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 £743). Flying from Castries to London in April is currently the most expensive (average of £1,110). 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?

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

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

8,256 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Sept 2026

LUX - LHR

Cancelled flight extended my travel time by over 10 hours and no one was available to.assist with accommodation during a 15 hour layover.

British Airways

6.7

Okay

8,256 reviews

British Airways

6.7

Okay

8,256 reviews

Check prices

Reviews

1 / 20

2.0

Mediocre

Anonymous,Sept 2026

LUX - LHR

Cancelled flight extended my travel time by over 10 hours and no one was available to.assist with accommodation during a 15 hour layover.

Related info for your journey

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 are 0 flights 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 15m. 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 (£719), offers the cheapest pricing from Castries to London. British Airways is priced at 16% 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 £743). Flying from Castries to London in April is currently the most expensive (average of £1,110). 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.

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Top airline flying from Castries to London

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£719	Average£880	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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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?

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Cheap flights from Castries to London from £340

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Castries to London

Cheapest flights from Castries to LondonExplore 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 9 October 2026.

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 9 October 2026.

Best flights from Castries to LondonDiscover carefully curated flight deals from Castries to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Discover carefully curated flight deals from Castries to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Direct flights from Castries to LondonExplore direct flight options from Castries to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 October 2026.

Explore direct flight options from Castries to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 October 2026.

Last-minute flights from Castries to LondonDiscover last-minute flight deals from Castries to London. Data last updated 9 October 2026 and is based on user searches.

Discover last-minute flight deals from Castries to London. Data last updated 9 October 2026 and is based on user searches.

One-way flights from Castries to LondonSearch for one-way flight options from Castries to London. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.

Search for one-way flight options from Castries to London. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.

Find flight deals from Castries to London

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

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.

Cheapflights Insights

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

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 9 October 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

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.

Related info for your journey

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

How long is the flight from Castries to London?

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

What are the most popular routes from Castries to London?

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

How can I find direct flights from Castries to London?

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

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

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Alternative routes for Castries to London

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Complete your trip

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Direct flights to England

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Search flights from Castries to London by cabin class

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Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 9 October 2026.

Castries and London flights

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Top airline flying from Castries to London

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

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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 9 October 2026.

Best flights from Castries to London
Discover carefully curated flight deals from Castries to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 October 2026.

Direct flights from Castries to London
Explore direct flight options from Castries to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 9 October 2026.

Last-minute flights from Castries to London
Discover last-minute flight deals from Castries to London. Data last updated 9 October 2026 and is based on user searches.

One-way flights from Castries to London
Search for one-way flight options from Castries to London. Find affordable one-way fares based on user searches. Data last updated 9 October 2026.