Find flights
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to Castries from £469

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 17/9. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — UVF
18 6月 — 25 6月1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Castries Hewanorra are usually found in March or February, booked 15 days in advance, depart on a Monday or Wednesday and return on a Thursday

Cheap flight deals from Heathrow to Castries

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Castries (UVF). 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 13 6月 2025.

Round-trip from

£562

One-way from

£469

Popular in

December

Cheapest in

March

Average price

£684
Air Canada
  • Air Canada
  • 3/11-10/11
  • 2 total stops
  • 61h 25m total
  • London to Castries
Search Deals
Air Canada
  • Air Canada
  • 17/9
  • 2 total stops
  • 55h 15m total
  • London to Castries
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (£15 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Heathrow to Castries

Cheapest flights from Heathrow to Castries
Explore the most affordable flight options available from Heathrow to Castries. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 13 6月 2025.

週一 3/1118:00LHR - UVF
1 stop26h 00mAir Canada
週一 10/1117:05UVF - LHR
1 stop35h 25mAir Canada
Deal found 11/6£562
週一 10/1108:25LHR - UVF
2 stops35h 09mIcelandair
週一 24/1116:54UVF - LHR
1 stop23h 51mIcelandair
Deal found 12/6£628
週三 1/1015:15LHR - UVF
1 stop28h 08mMultiple Airlines
週三 8/1015:32UVF - LHR
1 stop34h 43mMultiple Airlines
Deal found 13/6£691
週五 31/1012:15LHR - UVF
2 stops30h 02mDelta
週四 13/1116:35UVF - LHR
1 stop33h 50mDelta
Deal found 11/6£703
週一 8/909:55LHR - UVF
1 stop33h 22mAmerican Airlines
週一 22/915:17UVF - LHR
1 stop14h 18mAmerican Airlines
Deal found 11/6£706
週二 26/809:20LHR - UVF
1 stop33h 55mAlaska Airlines
週四 4/915:35UVF - LHR
1 stop16h 55mAlaska Airlines
Deal found 13/6£717
週一 28/710:05LHR - UVF
2 stops33h 15mIberia
週一 4/815:20UVF - LHR
1 stop16h 10mIberia
Deal found 12/6£895
週一 28/709:15LHR - UVF
1 stop34h 05mRoyal Air Maroc
週一 4/815:20UVF - LHR
1 stop16h 10mRoyal Air Maroc
Deal found 12/6£899
週五 17/1016:40LHR - UVF
2 stops25h 51mUnited Airlines
週六 1/1116:17UVF - LHR
1 stop14h 48mUnited Airlines
Deal found 12/6£903
週日 27/717:00LHR - UVF
2 stops26h 00mBritish Airways
週日 3/815:20UVF - LHR
2 stops34h 00mBritish Airways
Deal found 12/6£925
週三 2/719:05LHR - UVF
2 stops23h 40mFinnair
週三 16/715:00UVF - LHR
1 stop14h 35mFinnair
Deal found 12/6£949

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to Castries 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 13 6月 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Castries that are best for you.

Fly from

Heathrow

Fly to

Castries

Route

Depart

Return

Price

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

週一 3/11

18:00-16:00

1 stop26h 00m

Castries Hewanorra

週一 10/11

17:05-08:30

1 stop35h 25m

£562

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

週一 10/11

08:25-15:34

2 stops35h 09m

Castries Hewanorra

週一 24/11

16:54-20:45

1 stop23h 51m

£628

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

週三 1/10

15:15-14:23

1 stop28h 08m

Castries Hewanorra

週三 8/10

15:32-07:15

1 stop34h 43m

£691

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

週五 31/10

08:50-14:17

2 stops33h 27m

Castries Hewanorra

週三 12/11

16:35-20:10

2 stops23h 35m

£703

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

週一 8/9

09:55-14:17

1 stop33h 22m

Castries Hewanorra

週一 22/9

15:17-10:35

1 stop14h 18m

£706

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

週二 26/8

09:20-14:15

1 stop33h 55m

Castries Hewanorra

週四 4/9

15:35-13:30

1 stop16h 55m

£717

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

週一 28/7

10:05-14:20

2 stops33h 15m

Castries Hewanorra

週一 4/8

15:20-12:30

1 stop16h 10m

£895

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

週一 28/7

09:15-14:20

1 stop34h 05m

Castries Hewanorra

週一 4/8

15:20-12:30

1 stop16h 10m

£899

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

週五 17/10

16:40-13:31

2 stops25h 51m

Castries Hewanorra

週六 1/11

16:17-11:05

1 stop14h 48m

£903

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

週日 27/7

17:00-14:00

2 stops26h 00m

Castries Hewanorra

週日 3/8

15:20-06:20

2 stops34h 00m

£925

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 18 results
1
2

Best time to book a flight from Heathrow to Castries

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

How far ahead should I book a flight from London Heathrow Airport to Castries?

Use this chart to determine the optimal time to book a return flight from Heathrow to Castries. Price data was last updated on 9 June 2025.

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to Castries, you should look to book at least 15 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Castries (average of £328). Flying from London Heathrow Airport to Castries in December is currently the most expensive (average of £1,100). 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 LHR to UVF?

Find hourly flight availability from Heathrow 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 13 6月 2025.

It’s optimal to fly from London Heathrow Airport to Castries at midday. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the evening.

What is the cheapest day to fly from London Heathrow Airport to Castries?

Use this chart to determine the cheapest time to fly return from Heathrow to Castries. Price data was last updated on 8 June 2025.

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

Reviews of airlines servicing Castries

Get insights into the airlines that provide service to Castries. 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 Castries. Reviews last updated 13 6月 2025.
To help decide which airline to fly from London to Castries, see what other customers have to say about Delta, Alaska Airlines and KLM. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Delta
8.0
Very Good
7,950 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Alaska Airlines
8.0
Very Good
10,000 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very Good
7,950 reviews
Check prices

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Colin,Sept 2024

LHR - BOS

Delta One is very poor quality seating for first class. On multiple trips pieces have come off the seat. Staff and food have been good

Related info for your journey

Find useful and relevant information for your journey from Heathrow 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 Heathrow?

    Most people fly into Castries Hewanorra (UVF) if they book a flight to Castries from London Heathrow. On average, Hewanorra has 0 inbound flights from London Heathrow per day from 5 airlines. Castries Hewanorra is conveniently located just 19.3 mi from Castries’s city center.

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

    Currently priced at £562, Air Canada will fly you from London Heathrow Airport to Castries and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Icelandair and Delta - these airlines can fly you to your destination from £628 and £703, respectively. Air Canada is 18% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the cheapest airlines to fly from London Heathrow Airport to Castries one-way?

    One-way options have recently been found by users for as low as £469 on Air Canada. Other airlines that offer cheap prices include United Airlines from £564 and WestJet from £636 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Heathrow 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 Heathrow Airport to Castries?

    Currently, March is the cheapest month in which you can book a flight from London Heathrow Airport to Castries (average of £328). Flying from London Heathrow Airport to Castries in December is currently the most expensive (average of £1,100). 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

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

Alternative routes for Heathrow to Castries

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

Top 5 airlines flying from Heathrow to Castries

Discover the top 5 airlines that operate flights from Heathrow to Castries. 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 13 6月 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£428Average£616FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£453Average£651FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Air CanadaCheapest£508Average£613FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£635Average£813FlexibilityNo cancel feeOn-time76%
Search Finnair flights
KLMCheapest£674Average£1,299FlexibilityNo cancel feeOn-time75%
Search KLM 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 Heathrow to Castries?

Cheapflights helps you search for flights from Heathrow to Castries 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 Heathrow to Castries?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Castries from Heathrow.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Heathrow to Castries, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Heathrow 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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights