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 (£718), 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 Heathrow or Castries Hewanorra - London City, Castries Hewanorra - London Gatwick 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.

£343+ 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 27 September 2026.

Fri 18/1220:05 -

Nonstop8h 15m

Wed 30/1212:30 -

Nonstop9h 05m

Deal found 27/9£739

Fri 30/1020:05 -

Nonstop8h 15m

Mon 30/1112:15 -

Nonstop9h 05m

Deal found 25/9£769

Sun 8/1119:20 -

Nonstop8h 15m

Sun 15/1112:30 -

Nonstop9h 05m

Deal found 24/9£776

Thu 29/1019:20 -

Nonstop8h 15m

Tue 3/1112:30 -

Nonstop9h 05m

Deal found 25/9£812

Fri 25/916:39 -

1 stop23h 06m

Sat 3/1008:15 -

1 stop36h 19m

Deal found 24/9£823

Fri 25/920:45 -

Nonstop8h 25m

Sat 3/1011:15 -

Nonstop8h 50m

Deal found 23/9£876

Fri 30/1016:40 -

2 stops48h 20m

Mon 30/1118:40 -

2 stops50h 00m

Deal found 25/9£898

Fri 30/1016:40 -

2 stops48h 20m

Mon 30/1119:25 -

2 stops49h 15m

Deal found 25/9£903

Sun 8/1115:55 -

1 stop37h 50m

Sun 15/1116:30 -

2 stops50h 25m

Deal found 24/9£977

Fri 30/1016:32 -

1 stop25h 08m

Mon 30/1108:05 -

1 stop35h 26m

Deal found 25/9£1,089

Sun 8/1115:55 -

2 stops40h 55m

Sun 15/1114:50 -

2 stops52h 05m

Deal found 24/9£1,165

Fri 18/1217:06 -

2 stops37h 44m

Wed 30/1220:35 -

2 stops47h 11m

Deal found 27/9£1,352

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 27 September 2026.

Fri 18/1220:05 -

Nonstop8h 15m

Wed 30/1212:30 -

Nonstop9h 05m

Deal found 27/9£739

Fri 30/1016:40 -

1 stop14h 40m

Mon 30/1118:40 -

2 stops50h 00m

Deal found 25/9£942

Sun 14/216:51 -

1 stop23h 54m

Sat 17/408:15 -

1 stop35h 03m

Deal found 24/9£1,015

Sun 8/1115:55 -

2 stops40h 55m

Sun 15/1114:50 -

2 stops52h 05m

Deal found 24/9£1,165

Sat 26/1213:52 -

1 stop18h 08m

Sun 27/1216:20 -

2 stops49h 55m

Deal found 25/9£1,394

Fri 18/1217:35 -

1 stop34h 55m

Wed 30/1213:00 -

2 stops31h 40m

Deal found 27/9£1,399

Thu 29/1015:20 -

1 stop36h 00m

Tue 3/1109:55 -

1 stop33h 09m

Deal found 25/9£1,452

Sun 8/1119:20 -

Nonstop8h 15m

Sun 15/1112:30 -

Nonstop9h 05m

Deal found 24/9£776

Thu 29/1019:20 -

Nonstop8h 15m

Tue 3/1112:30 -

Nonstop9h 05m

Deal found 25/9£812

Sun 8/1115:55 -

1 stop37h 50m

Sun 15/1116:30 -

2 stops50h 25m

Deal found 24/9£977

Fri 30/1016:32 -

1 stop25h 08m

Mon 30/1108:05 -

1 stop35h 26m

Deal found 25/9£1,089

Sun 14/215:55 -

2 stops39h 00m

Sat 17/415:40 -

2 stops27h 15m

Deal found 24/9£1,135

Sat 26/1219:20 -

Nonstop8h 15m

Sun 27/1212:30 -

Nonstop9h 05m

Deal found 25/9£1,180

Fri 18/1217:06 -

2 stops37h 44m

Wed 30/1220:35 -

2 stops47h 11m

Deal found 27/9£1,352

Fri 18/1217:06 -

2 stops43h 24m

Wed 30/1212:30 -

Nonstop9h 05m

Deal found 27/9£1,357

Fri 30/1016:32 -

2 stops37h 23m

Mon 30/1110:55 -

2 stops56h 36m

Deal found 25/9£1,737

Find flight deals from Castries to London

Round-trip from	£739
One-way from	£343
Popular in	January
Cheapest in	September
Average price	£720

British Airways
18/12-30/12
Nonstop
17h 20m total
Castries to London

Search Deals

JetBlue
2/10-31/12
1 total stop
35h 51m total
Castries to London

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (£58 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 September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CastriesLondon

UVF Castries Hewanorra - LHR London Heathrow

UVFLHR

Castries Hewanorra

Sat 3/10

16:25-20:45

1 stop23h 20m

London Heathrow

Wed 31/12

00:00-19:00

Nonstop0h 00m

£343

CastriesLondon

UVF Castries Hewanorra - LGW London Gatwick

UVFLGW

Castries Hewanorra

Sun 25/10

14:55-09:45

1 stop38h 50m

London Gatwick

Wed 31/12

00:00-19:00

Nonstop0h 00m

£380

CastriesLondon

UVF Castries Hewanorra - LGW London Gatwick

UVFLGW

Castries Hewanorra

Tue 24/11

15:55-10:20

3 stops38h 25m

London Gatwick

Wed 31/12

00:00-19:00

Nonstop0h 00m

£392

CastriesLondon

UVF Castries Hewanorra - LGW London Gatwick

UVFLGW

Castries Hewanorra

Tue 27/10

14:55-23:00

3 stops52h 05m

London Gatwick

Wed 31/12

00:00-19:00

Nonstop0h 00m

£479

CastriesLondon

UVF Castries Hewanorra - LGW London Gatwick

UVFLGW

Castries Hewanorra

Sun 22/11

15:55-20:35

3 stops48h 40m

London Gatwick

Wed 31/12

00:00-19:00

Nonstop0h 00m

£501

CastriesLondon

UVF Castries Hewanorra - LHR London Heathrow

UVFLHR

Castries Hewanorra

Sat 31/10

14:15-06:55

1 stop36h 40m

London Heathrow

Wed 31/12

00:00-19:00

Nonstop0h 00m

£562

CastriesLondon

UVF Castries Hewanorra - LGW London Gatwick

UVFLGW

Castries Hewanorra

Sat 26/12

15:50-09:50

2 stops38h 00m

London Gatwick

Wed 31/12

00:00-19:00

Nonstop0h 00m

£566

CastriesLondon

UVF Castries Hewanorra - LHR London Heathrow

UVFLHR

Castries Hewanorra

Sat 3/10

14:35-06:55

2 stops35h 20m

London Heathrow

Wed 31/12

00:00-19:00

Nonstop0h 00m

£568

CastriesLondon

UVF Castries Hewanorra - LHR London Heathrow

UVFLHR

Castries Hewanorra

Sun 14/2

17:35-07:10

2 stops33h 35m

London Heathrow

Wed 31/12

00:00-19:00

Nonstop0h 00m

£579

Fastest return journey

CastriesLondon

UVF Castries Hewanorra - LGW London Gatwick

UVFLGW

Castries Hewanorra

Mon 22/3

19:05-07:20

Nonstop8h 15m

London Gatwick

Wed 31/12

00:00-19:00

Nonstop0h 00m

£580

Flights are sorted by cheapest return flights first.

Deals found on 24/9

Showing 1-10 of 39 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-LGW

UVF-LHR

UVF-STN

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-LGW

UVF-LHR

UVF-STN

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 £742). Flying from Castries to London in November is currently the most expensive (average of £1,129). 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

8,236 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

8,236 reviews

British Airways

6.7

Okay

8,236 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 (£718), 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 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 £742). Flying from Castries to London in November is currently the most expensive (average of £1,129). 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£718	Average£889	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 £343

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. 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 27 September 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 27 September 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 27 September 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 27 September 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 27 September 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 27 September 2026.

Last-minute flights from Castries to LondonDiscover last-minute flight deals from Castries to London. Data last updated 27 September 2026 and is based on user searches.

Discover last-minute flight deals from Castries to London. Data last updated 27 September 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 27 September 2026.

Search for one-way flight options from Castries to London. Find affordable one-way fares based on user searches. Data last updated 27 September 2026.

Find flight deals from Castries to London

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One-way from

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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 27 September 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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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 27 September 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 27 September 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 27 September 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 27 September 2026.

Last-minute flights from Castries to London
Discover last-minute flight deals from Castries to London. Data last updated 27 September 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 27 September 2026.