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Cheap flights from London Heathrow Airport to Castries from £517

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 23/4. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — UVF
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from London Heathrow to Castries Hewanorra are usually found in May or June, booked 15 days in advance, depart on a Monday or Thursday 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 25 March 2025.

Round-trip from

£538

One-way from

£517

Popular in

December

Cheapest in

May

Average price

£580
Air Canada
  • Air Canada
  • 8/6-17/6
  • 3 total stops
  • 75h 10m total
  • London to Castries
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23/4
  • 23/4
  • 3 total stops
  • 36h 44m total
  • London to Castries
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Highest demand for flights based on searches. 9% potential increase in price (£52 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£24 potential savings vs. average return price).
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Average for round-trip flights in March 2025
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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 25 March 2025.

Sun 8/607:45LHR - UVF
2 stops59h 30mAir Canada
Tue 17/615:10UVF - LHR
1 stop15h 40mAir Canada
Deal found 24/3£538
Wed 4/608:15LHR - UVF
1 stop34h 34mIcelandair
Wed 2/717:40UVF - LHR
1 stop22h 05mIcelandair
Deal found 24/3£683
Thu 3/415:15LHR - UVF
1 stop27h 49mDelta
Sat 12/413:56UVF - LHR
1 stop35h 49mDelta
Deal found 24/3£711
Wed 7/509:15LHR - UVF
1 stop33h 56mBritish Airways
Wed 14/514:34UVF - LHR
2 stops34h 46mBritish Airways
Deal found 24/3£714
Fri 10/1009:55LHR - UVF
1 stop31h 15mAmerican Airlines
Fri 17/1016:10UVF - LHR
1 stop15h 35mAmerican Airlines
Deal found 24/3£715
Wed 9/417:35LHR - UVF
2 stops25h 10mFinnair
Thu 17/415:28UVF - LHR
1 stop16h 02mFinnair
Deal found 24/3£759
Fri 5/916:40LHR - UVF
2 stops25h 51mUnited Airlines
Sat 13/914:35UVF - LHR
1 stop14h 35mUnited Airlines
Deal found 24/3£907
Sat 31/508:30LHR - UVF
2 stops39h 55mMultiple Airlines
Sat 14/616:00UVF - LHR
2 stops57h 35mMultiple Airlines
Deal found 24/3£915
Sun 14/1212:40LHR - UVF
Nonstop9h 00mVirgin Atlantic
Sun 11/119:35UVF - LHR
Nonstop8h 15mVirgin Atlantic
Deal found 24/3£961
Tue 1/409:20LHR - UVF
1 stop33h 40mKLM
Thu 10/415:25UVF - LHR
1 stop17h 05mKLM
Deal found 24/3£1,025

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 25 March 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

Sun 8/6

07:45-14:15

2 stops59h 30m

Castries Hewanorra

Tue 17/6

15:10-11:50

1 stop15h 40m

£538

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 4/6

08:15-13:49

1 stop34h 34m

Castries Hewanorra

Wed 2/7

17:40-20:45

1 stop22h 05m

£683

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Mon 8/9

18:15-14:23

2 stops25h 08m

Castries Hewanorra

Thu 11/9

15:38-20:00

2 stops23h 22m

£711

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 7/5

09:15-14:11

1 stop33h 56m

Castries Hewanorra

Wed 14/5

14:34-06:20

2 stops34h 46m

£714

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Tue 6/5

12:15-13:34

1 stop30h 19m

Castries Hewanorra

Tue 13/5

14:34-19:45

2 stops24h 11m

£718

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 9/4

20:10-13:45

2 stops22h 35m

Castries Hewanorra

Thu 17/4

15:28-06:30

2 stops34h 02m

£759

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Fri 5/9

16:40-13:31

2 stops25h 51m

Castries Hewanorra

Sat 13/9

14:35-10:10

1 stop14h 35m

£907

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sat 31/5

08:30-19:25

2 stops39h 55m

Castries Hewanorra

Sat 14/6

16:00-06:35

2 stops57h 35m

£915

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 11/6

13:05-14:16

1 stop30h 11m

Castries Hewanorra

Fri 20/6

15:36-06:45

1 stop34h 09m

£1,058

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sat 24/5

14:10-13:45

2 stops28h 35m

Castries Hewanorra

Sun 8/6

14:35-12:05

2 stops40h 30m

£1,180

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 16 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 21 March 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 25 March 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 23 March 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. Thursday evenings 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 25 March 2025.
To help decide which airline to fly from London to Castries, see what other customers have to say about Delta, KLM and Finnair. 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
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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
7,890 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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
1,318 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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
1,266 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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
8,605 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very Good
7,890 reviews
Check prices

Entertainment

7.9

Overall

8.0

Comfort

8.0

Boarding

8.2

Food

7.3

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 £538, 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 £683 and £711, respectively. Air Canada is 21% 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 £521 on Air Canada. Other airlines that offer cheap prices include United Airlines from £555 and WestJet from £603 one-way.

  • What are the cheapest flights from London Heathrow Airport to Castries?

    The cheapest flight price from London Heathrow Airport to Castries is £386. On average you can expect to pay £536. The most popular route, (London Heathrow - Castries Hewanorra), can usually be booked for £571.

  • 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

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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
Heathrow to Castries flights
Gatwick 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Virgin AtlanticCheapest£449Average£648FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£476Average£680FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£532Average£1,230FlexibilityNo cancel feeOn-time75%
Search KLM flights
Air CanadaCheapest£533Average£645FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
FinnairCheapest£667Average£854FlexibilityNo cancel feeOn-time76%
Search Finnair 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!

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