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 is the cheapest day to fly from London to Castries?

Travellers seeking maximum savings on their London to Castries flight should consider departing on Tuesday mornings when fares are most often at their lowest. Friday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from London to Castries?

Most travelers choose London Heathrow - Castries Hewanorra, London Gatwick - Castries Hewanorra or London City - Castries Hewanorra when deciding on the best route from London to Castries.

What are the most popular airlines that fly from London to Castries?

When booking a flight from London to Castries, you may want to consider flying on Air Canada, Finnair or British Airways as they are the most popular for this route.

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

Friday flights are generally found to be more expensive for flights from London to Castries. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Castries.

What is the cheapest month to fly from London to Castries?

September is one of the best times of the year to fly to Castries from London. Prices for September average £599 per person but you can even find prices for as low as £408. The most expensive prices can be found in the month of December. Opting for a September flight can save you 54% on your journey compared to booking in December

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.

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.

£386+ Flights from London to Castries

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

Round-trip from	£583
One-way from	£386
Popular in	December
Cheapest in	March
Average price	£357

Icelandair
26/9-5/10
3 total stops
57h 31m total
London to Castries

Search Deals

British Airways
15/10
Nonstop
8h 45m total
London to Castries

Search Deals

Highest demand for flights based on searches. 20% potential increase in price (£95 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£21 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

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

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

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

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 14/912:10LGW - UVF

2 stops30h 35mIcelandair

Sun 5/1015:35UVF - LGW

2 stops37h 00mIcelandair

Deal found 16/7£608

Sun 14/920:45LCY - UVF

2 stops46h 38mKLM

Sun 5/1015:38UVF - LCY

2 stops20h 42mKLM

Deal found 16/7£1,235

Thu 30/1010:00LCY - UVF

2 stops32h 17mDelta

Thu 13/1116:35UVF - LCY

2 stops20h 00mDelta

Deal found 16/7£809

Thu 20/1109:40LCY - UVF

2 stops34h 45mMultiple Airlines

Sun 30/1117:15UVF - LCY

2 stops43h 25mMultiple Airlines

Deal found 18/7£1,460

Last-minute flights from London to Castries
Discover last-minute flight deals from London to Castries. Data last updated 18 July 2025 and is based on user searches.

Wed 23/712:10LGW - UVF

2 stops57h 01mIcelandair

Wed 13/817:31UVF - LGW

2 stops35h 04mIcelandair

Deal found 16/7£978

Wed 23/711:15LGW - UVF

Nonstop8h 45mBritish Airways

Thu 7/822:05UVF - LGW

Nonstop8h 20mBritish Airways

Deal found 18/7£995

Wed 23/714:30LGW - UVF

2 stops28h 30mAmerican Airlines

Wed 13/815:35UVF - LGW

2 stops35h 35mAmerican Airlines

Deal found 18/7£1,031

Thu 24/718:05LHR - UVF

2 stops25h 15mAmerican Airlines

Thu 7/814:55UVF - LHR

1 stop16h 35mAmerican Airlines

Deal found 17/7£1,011

Thu 24/708:25LHR - UVF

2 stops36h 46mIcelandair

Thu 7/817:31UVF - LHR

2 stops55h 59mIcelandair

Deal found 17/7£1,070

Thu 24/718:05LHR - UVF

2 stops25h 15mFinnair

Fri 1/815:20UVF - LHR

1 stop16h 10mFinnair

Deal found 17/7£1,333

Thu 24/715:15LHR - UVF

1 stop28h 05mDelta

Thu 7/815:40UVF - LHR

1 stop16h 50mDelta

Deal found 17/7£1,379

Thu 24/711:15LGW - UVF

Nonstop8h 45mMultiple Airlines

Fri 1/817:40UVF - LGW

2 stops59h 20mMultiple Airlines

Deal found 17/7£1,502

Thu 24/711:20LHR - UVF

1 stop32h 00mKLM

Fri 1/815:40UVF - LHR

1 stop34h 05mKLM

Deal found 17/7£1,540

Sun 27/722:25LHR - UVF

2 stops45h 02mMultiple Airlines

Sun 10/817:31UVF - LHR

2 stops40h 34mMultiple Airlines

Deal found 16/7£1,458

Fri 15/814:10LHR - UVF

2 stops29h 25mBritish Airways

Fri 22/814:58UVF - LHR

1 stop35h 42mBritish Airways

Deal found 16/7£912

Fri 22/812:00LGW - UVF

2 stops31h 15mDelta

Wed 27/815:35UVF - LGW

2 stops37h 25mDelta

Deal found 18/7£677

One-way flights from London to Castries
Search for one-way flight options from London to Castries. Find affordable one-way fares based on user searches. Data last updated 18 July 2025.

Wed 15/1011:15LGW - UVF

Nonstop8h 45mBritish Airways

Deal found 16/7£386

Fri 19/921:20LGW - UVF

2 stops45h 24mMultiple Airlines

Deal found 16/7£408

Sat 8/1108:50LHR - UVF

2 stops59h 35mAir Canada

Deal found 17/7£459

Sat 8/1106:00LHR - UVF

2 stops36h 50mMultiple Airlines

Deal found 17/7£467

Wed 15/1014:05LCY - UVF

2 stops53h 10mMultiple Airlines

Deal found 18/7£537

Fri 19/909:30LHR - UVF

1 stop33h 01mUnited Airlines

Deal found 16/7£589

Fri 19/912:15LHR - UVF

2 stops30h 16mLufthansa

Deal found 16/7£606

Sat 8/1114:50LHR - UVF

3 stops28h 00mWestJet

Deal found 17/7£774

Wed 15/1013:05LHR - UVF

1 stop30h 12mKLM

Deal found 16/7£802

Wed 15/1010:00LCY - UVF

2 stops33h 17mKLM

Deal found 16/7£812

Wed 30/708:15LHR - UVF

1 stop35h 12mIcelandair

Deal found 16/7£953

Cheapflights Fare Finder

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

Fly from

Fly to

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

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?

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?

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

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.

Delta

8.0

Very Good

7,958 reviews

Check prices

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

Delta

8.0

Very Good

7,958 reviews

Delta

8.0

Very Good

7,958 reviews

Check prices

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

KLM

7.8

Good

1,374 reviews

Delta

8.0

Very Good

7,958 reviews

Check prices

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

United Airlines

7.4

Good

8,865 reviews

Delta

8.0

Very Good

7,958 reviews

Check prices

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

JetBlue

7.3

Good

2,907 reviews

Delta

8.0

Very Good

7,958 reviews

Check prices

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

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very Good

7,958 reviews

Check prices

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

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?
Most travelers choose London Heathrow - Castries Hewanorra, London Gatwick - Castries Hewanorra or London City - Castries Hewanorra when deciding on the best route 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

Browse thousands of different options on Cheapflights for your next trip

Fly from London to Castries on these airlines

TUI Airways flights from London to Castries Hewanorra

British Airways flights from London to Castries Hewanorra

Virgin Atlantic flights from London to Castries Hewanorra

Top 6 airlines flying from London to Castries

Airline	Cheapest	Average	Flexibility	On-time
TUI Airways	Cheapest£283	Average£386	FlexibilityNo cancel fee	On-timeN/A	Search TUI Airways flights
British Airways	Cheapest£419	Average£615	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£430	Average£608	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
Finnair	Cheapest£508	Average£789	FlexibilityNo cancel fee	On-time76%	Search Finnair flights
Air Canada	Cheapest£515	Average£622	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
KLM	Cheapest£683	Average£1,317	FlexibilityNo cancel fee	On-time75%	Search KLM flights

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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?

Cheapflights simply makes it quick and affordable to book flights from London to Castries by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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.

Can Cheapflights notify me if prices for flights from London to Castries 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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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.

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

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from London to Castries

Cheapest flights from London to CastriesExplore 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.

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.

Cheapflights Fare Finder

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

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.

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.

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

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.

Reviews of airlines servicing Castries

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.

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?

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

What are the cheapest airlines to fly from London to Castries 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?

How can I find direct flights from London to Castries?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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

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 London to Castries?

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

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

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

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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.