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Cheap flights from Castries to London Heathrow Airport from £539

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 22/1. Fares are subject to change and may not be available on all flights or dates of travel.
UVF — LHR
15 Feb — 22 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Castries to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Castries (UVF) to Heathrow (LHR). 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 16 January 2026.

Round-trip from

£763

One-way from

£539

Popular in

May

Cheapest in

September

Average price

£700
28/2-7/3
  • 28/2-7/3
  • 4 total stops
  • 85h 12m total
  • Castries to London
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22/1
  • 22/1
  • 2 total stops
  • 34h 44m total
  • Castries to London
Search Deals
Highest demand for flights based on searches. 20% potential increase in price (£162 potential increase over avg. return price).
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Cheapest flight prices on average. 7% potential price decrease (£44 potential savings vs. average return price).
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Average for round-trip flights in January 2026
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Find flight deals from Castries to Heathrow

Enter your travel dates to find the best prices.

Cheapest flights from Castries to Heathrow
Explore the most affordable flight options available from Castries to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 January 2026.

Sat 28/218:40
UVF
-
LHR
2 stops34h 35m
Multiple Airlines
Sat 7/316:20
LHR
-
UVF
2 stops50h 37m
Multiple Airlines
Deal found 14/1£763
Wed 25/316:15
UVF
-
LHR
1 stop34h 15m
Air Canada
Sun 26/417:40
LHR
-
UVF
1 stop26h 40m
Air Canada
Deal found 14/1£812
Wed 25/316:15
UVF
-
LHR
1 stop34h 15m
Air Canada
Mon 27/414:05
LHR
-
UVF
2 stops54h 15m
Air Canada
Deal found 14/1£815
Sat 28/218:40
UVF
-
LHR
1 stop32h 15m
JetBlue
Sat 7/312:20
LHR
-
UVF
1 stop30h 37m
JetBlue
Deal found 14/1£823
Thu 12/216:51
UVF
-
LHR
1 stop23h 54m
JetBlue
Sat 28/212:20
LHR
-
UVF
1 stop31h 41m
JetBlue
Deal found 15/1£834
Tue 24/315:48
UVF
-
LHR
2 stops36h 17m
Multiple Airlines
Sun 26/416:50
LHR
-
UVF
2 stops26h 37m
Multiple Airlines
Deal found 14/1£841
Mon 23/316:15
UVF
-
LHR
1 stop34h 15m
Air Canada
Sun 26/412:05
LHR
-
UVF
1 stop32h 15m
Air Canada
Deal found 14/1£845
Mon 23/316:15
UVF
-
LHR
2 stops24h 20m
Air Canada
Mon 27/414:05
LHR
-
UVF
2 stops54h 15m
Air Canada
Deal found 14/1£847
Sat 7/217:17
UVF
-
LHR
2 stops33h 53m
Multiple Airlines
Tue 17/218:00
LHR
-
UVF
1 stop26h 20m
Multiple Airlines
Deal found 15/1£865
Fri 31/715:05
UVF
-
LHR
1 stop34h 30m
Air Canada
Mon 31/808:30
LHR
-
UVF
1 stop34h 50m
Air Canada
Deal found 14/1£867
Tue 24/315:48
UVF
-
LHR
2 stops36h 17m
Multiple Airlines
Mon 27/414:40
LHR
-
UVF
2 stops52h 47m
Multiple Airlines
Deal found 14/1£868

Cheapflights Fare Finder

 
Customise your flight search to find flights from Castries to Heathrow 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 16 January 2026.
Use the filters below to find and compare flights from Castries to London Heathrow Airport that are best for you.

Fly from

Castries

Fly to

Heathrow

Route

Depart

Return

Price

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Sat 28/2

18:40-09:15

2 stops34h 35m

London Heathrow

Sat 7/3

16:20-14:57

2 stops50h 37m

£763

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Wed 25/3

16:15-20:35

2 stops24h 20m

London Heathrow

Sun 26/4

08:30-15:20

1 stop35h 50m

£812

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Thu 26/3

16:15-09:20

2 stops37h 05m

London Heathrow

Sun 26/4

08:30-15:20

1 stop35h 50m

£812

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Wed 25/3

16:15-06:30

1 stop34h 15m

London Heathrow

Mon 27/4

14:05-15:20

2 stops54h 15m

£815

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Thu 26/3

16:15-09:20

2 stops37h 05m

London Heathrow

Mon 27/4

14:05-15:20

2 stops54h 15m

£815

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Sat 28/2

18:40-06:55

1 stop32h 15m

London Heathrow

Sat 7/3

12:20-14:57

1 stop30h 37m

£823

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 24/3

15:48-08:05

2 stops36h 17m

London Heathrow

Sun 26/4

16:50-14:27

2 stops26h 37m

£841

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Mon 23/3

16:15-20:35

2 stops24h 20m

London Heathrow

Sun 26/4

14:10-15:20

1 stop30h 10m

£845

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Thu 22/1

17:21-08:05

2 stops34h 44m

£539

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Thu 22/1

17:21-20:45

1 stop23h 24m

£572

Flights are sorted by cheapest return flights first.

Deals found on 15/1

Best time to book a flight from Castries to Heathrow

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

Related info for your journey

Find useful and relevant information for your journey from Castries to Heathrow. 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 from for flights from Castries to London Heathrow?

    For a flight from Castries to London Heathrow, you will be flying from Hewanorra. Castries Hewanorra (UVF) is just 19.3 mi from the center of the city. Hewanorra is the only Castries airport and it handles 0 outbound flights to London Heathrow per day. 0 airlines have flights to London Heathrow from Castries Hewanorra on a regular basis.

  • How long is the flight from Castries to London Heathrow Airport?

    For as low as £812, Air Canada can have you in London Heathrow Airport from Castries in 24h 20m. Castries and London Heathrow Airport are separated by a distance of 4217 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Castries to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Milton Keynes
Croydon
Luton
Northampton
Slough
Gatwick
Hounslow
Wembley
Ilford
Brentford
Hayes
Colchester
Watford
Crawley
Kingston upon Thames
Swindon
Bedford
Chelmsford
Eastbourne
Romford

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Castries to Heathrow

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

Deals for Castries to Heathrow 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 Castries to Heathrow?

Cheapflights simply makes it quick and affordable to book flights from Castries to Heathrow 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 Castries to Heathrow with no change fees?

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

Can Cheapflights notify me if prices for flights from Castries to Heathrow 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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