Latest deals
Insights
When to book
FAQs
Price Alerts

Cheap flights from Castries to London from £449

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Castries to London departing on 23/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Castries to London

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
15:05 - 06:35
UVF
-
LHR
34h 30m
1 stop
Air Canada Logo
17:40 - 14:10
LHR
-
UVF
25h 30m
1 stop
£805Air Canada
Tue, 2 Jun - Thu, 11 Jun
Air Canada Logo
15:05 - 21:00
UVF
-
LHR
24h 55m
2 stops
Air Canada Logo
12:05 - 14:10
LHR
-
UVF
31h 05m
1 stop
£809Air Canada
Tue, 2 Jun - Thu, 11 Jun
Air Canada Logo
15:05 - 21:00
UVF
-
LHR
24h 55m
2 stops
Air Canada Logo
14:05 - 14:10
LHR
-
UVF
29h 05m
2 stops
£814Air Canada
Tue, 2 Jun - Thu, 11 Jun
Air Canada Logo
15:05 - 11:50
UVF
-
LHR
15h 45m
1 stop
Air Canada Logo
06:00 - 14:10
LHR
-
UVF
37h 10m
2 stops
£816Air Canada
Fri, 5 Jun - Thu, 11 Jun
Air Canada Logo
15:15 - 06:35
UVF
-
LHR
34h 20m
1 stop
Air Canada Logo
17:40 - 14:15
LHR
-
UVF
25h 35m
1 stop
£827Air Canada
Fri, 4 Sep - Mon, 14 Sep
Air Canada Logo
15:05 - 21:00
UVF
-
LHR
24h 55m
2 stops
Air Canada Logo
12:40 - 14:10
LHR
-
UVF
54h 30m
2 stops
£828Air Canada
Tue, 2 Jun - Wed, 10 Jun
Air Canada Logo
15:15 - 08:35
UVF
-
LHR
36h 20m
2 stops
Air Canada Logo
14:05 - 14:15
LHR
-
UVF
53h 10m
2 stops
£830Air Canada
Fri, 4 Sep - Wed, 16 Sep
Air Canada Logo
15:05 - 21:00
UVF
-
LHR
24h 55m
2 stops
Air Canada Logo
14:05 - 14:10
LHR
-
UVF
29h 05m
2 stops
£831Air Canada
Tue, 2 Jun - Mon, 8 Jun
Air Canada Logo
15:05 - 21:00
UVF
-
LHR
24h 55m
2 stops
Air Canada Logo
12:40 - 14:10
LHR
-
UVF
54h 30m
2 stops
£893Air Canada
Tue, 2 Jun - Sun, 14 Jun
Air Canada Logo
15:05 - 06:30
UVF
-
LHR
34h 25m
2 stops
Air Canada Logo
14:05 - 14:10
LHR
-
UVF
53h 05m
2 stops
£898Air Canada
Fri, 5 Jun - Sun, 14 Jun

American Airlines flights from Castries to London Heathrow Airport

Our best American Airlines deals on Castries to London Heathrow Airport flight tickets
American Airlines
8 Sept
UVF15:09Castries Hewanorra
34h 46m
1 stop
LHR06:55London Heathrow
15 Sept
LHR12:15London Heathrow
30h 35m
1 stop
UVF13:50Castries Hewanorra
£984
American Airlines
4 Sept
UVF15:15Castries Hewanorra
16h 35m
1 stop
LHR12:50London Heathrow
13 Sept
LHR12:15London Heathrow
30h 35m
1 stop
UVF13:50Castries Hewanorra
£988
American Airlines
5 Sept
UVF15:15Castries Hewanorra
16h 35m
1 stop
LHR12:50London Heathrow
14 Sept
LHR17:35London Heathrow
25h 15m
2 stops
UVF13:50Castries Hewanorra
£991

Air Canada flights from Castries to London Heathrow Airport

Our best Air Canada deals on Castries to London Heathrow Airport flight tickets
Air Canada
2 Jun
UVF15:05Castries Hewanorra
34h 30m
1 stop
LHR06:35London Heathrow
11 Jun
LHR17:40London Heathrow
25h 30m
1 stop
UVF14:10Castries Hewanorra
£805
Air Canada
2 Jun
UVF15:05Castries Hewanorra
24h 55m
2 stops
LHR21:00London Heathrow
11 Jun
LHR12:05London Heathrow
31h 05m
1 stop
UVF14:10Castries Hewanorra
£809
Air Canada
2 Jun
UVF15:05Castries Hewanorra
24h 55m
2 stops
LHR21:00London Heathrow
11 Jun
LHR14:05London Heathrow
29h 05m
2 stops
UVF14:10Castries Hewanorra
£814

momondo Fare Finder

 
Customise your flight search to find flights from Castries to London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 8 April 2026.
Use the filters below to find and compare flights from Castries to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 2/6

15:05-06:35

1 stop34h 30m

London Heathrow

Thu 11/6

17:40-14:10

1 stop25h 30m

£805

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 2/6

15:05-21:00

2 stops24h 55m

London Heathrow

Thu 11/6

12:05-14:10

1 stop31h 05m

£809

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 2/6

15:05-21:00

2 stops24h 55m

London Heathrow

Thu 11/6

14:05-14:10

2 stops29h 05m

£814
Fastest return journey

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 5/6

15:05-11:50

1 stop15h 45m

London Heathrow

Thu 11/6

06:00-14:10

2 stops37h 10m

£816

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 4/9

15:15-06:35

1 stop34h 20m

London Heathrow

Mon 14/9

17:40-14:15

1 stop25h 35m

£827

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 2/6

15:05-21:00

2 stops24h 55m

London Heathrow

Wed 10/6

12:40-14:10

2 stops54h 30m

£828

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 4/9

15:15-08:35

2 stops36h 20m

London Heathrow

Wed 16/9

14:05-14:15

2 stops53h 10m

£830

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 2/6

15:05-21:00

2 stops24h 55m

London Heathrow

Mon 8/6

14:05-14:10

2 stops29h 05m

£831

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Tue 2/6

15:05-21:00

2 stops24h 55m

London Heathrow

Sun 14/6

12:40-14:10

2 stops54h 30m

£893

CastriesLondon

UVF - LHR

UVFLHR

Castries Hewanorra

Fri 5/6

15:05-06:30

2 stops34h 25m

London Heathrow

Sun 14/6

14:05-14:10

2 stops53h 05m

£898

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to London from

How to get the cheapest flight ticket from Castries to London Heathrow Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest Castries Hewanorra to London Heathrow flight route?

Fly from Castries Hewanorra to London Heathrow for the best Castries Hewanorra - London Heathrow flight prices

What cabin class options are available on Castries Hewanorra to London Heathrow flights?

There is only 1 cabin class available to choose from on Castries Hewanorra to London Heathrow flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Castries to London Heathrow Airport flights?

You could potentially save up to 14% on your flight if you consider stops on a Castries to London Heathrow Airport flight.

When to book flights from Castries to London Heathrow Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Castries to London Heathrow Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Castries to London Heathrow Airport (UVF to LHR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Castries to London Heathrow Airport

Fastest flight time

18h 12m

Direct flights

None
The fastest flight from Castries to London Heathrow Airport takes 18h 12m
There are no direct flights from Castries to London Heathrow Airport. There are no popular flight routes from Castries to London Heathrow Airport.
Search flight deals

Frequently asked questions about flying from Castries to London Heathrow Airport

  • How far is Castries Hewanorra to London Heathrow by plane?

    Castries Hewanorra and London Heathrow are 4203.1 mi apart from one another. By plane, this route typically takes 18h 12m.

  • When did momondo last update prices for flights from Castries Hewanorra Airport to London Heathrow Airport?

    Prices for flights from Castries Hewanorra Airport to London Heathrow Airport were last updated today.

  • How old do you have to be to fly from Castries Hewanorra Airport to London Heathrow Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Castries Hewanorra Airport to London Heathrow Airport.

  • What documentation or ID do you need to fly to London Heathrow Airport?

    The travel and health documents you'll need for your trip to London Heathrow Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at London Heathrow Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Castries to London Heathrow Airport?

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
Eastbourne
Milton Keynes
Luton
Gatwick
Stratford-upon-Avon
Slough
Maidstone
Northampton
Swindon
Wembley
Southend-on-Sea
Ipswich
Canterbury
Ilford
Guildford
Hayes
Poole
Chelmsford
Dover
Folkestone

Why use momondo?

Why should I use momondo to find a flight deal from Castries to London?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from Castries.

Can I find flights from Castries to London with flexible booking policies on momondo?

Yes. All flights to London from Castries on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Castries to London?

Once all potential Castries to London flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Castries to London right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to London from Castries. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your London Heathrow Airport trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 8/5
Fri 15/5
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to London