Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from London Heathrow Airport to Castries from £424

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to Castries departing on 5/7. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Find the cheapest flights from London Heathrow Airport to Castries

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
13:45 - 16:25
LHR
-
UVF
54h 40m
2 stops
Air Canada Logo
17:25 - 06:30
UVF
-
LHR
33h 05m
1 stop
£669Air Canada
Sat, 7 Nov - Mon, 16 Nov
Air Canada Logo
12:05 - 16:25
LHR
-
UVF
56h 20m
2 stops
Air Canada Logo
17:25 - 07:10
UVF
-
LHR
33h 45m
2 stops
£669Air Canada
Sat, 7 Nov - Mon, 16 Nov
Air Canada Logo
06:00 - 16:25
LHR
-
UVF
38h 25m
2 stops
Air Canada Logo
17:25 - 07:10
UVF
-
LHR
33h 45m
2 stops
£675Air Canada
Thu, 12 Nov - Thu, 26 Nov
Air Canada Logo
09:00 - 16:25
LHR
-
UVF
35h 25m
2 stops
Air Canada Logo
17:25 - 08:30
UVF
-
LHR
35h 05m
1 stop
£682Air Canada
Thu, 12 Nov - Thu, 26 Nov
Air Canada Logo
13:45 - 16:25
LHR
-
UVF
54h 40m
2 stops
Air Canada Logo
17:25 - 20:35
UVF
-
LHR
23h 10m
2 stops
£684Air Canada
Tue, 10 Nov - Thu, 19 Nov
American Airlines Logo
09:15 - 14:19
LHR
-
UVF
34h 04m
1 stop
American Airlines Logo
15:19 - 12:10
UVF
-
LHR
15h 51m
1 stop
£685American Airlines
Wed, 5 Aug - Sat, 22 Aug
American Airlines Logo
17:00 - 12:29
LHR
-
UVF
23h 29m
1 stop
American Airlines Logo
15:53 - 11:40
UVF
-
LHR
15h 47m
1 stop
£686American Airlines
Fri, 11 Dec - Tue, 22 Dec
American Airlines Logo
12:00 - 14:20
LHR
-
UVF
31h 20m
1 stop
American Airlines Logo
15:20 - 09:05
UVF
-
LHR
36h 45m
1 stop
£687American Airlines
Thu, 16 Jul - Sun, 26 Jul
American Airlines Logo
09:15 - 14:19
LHR
-
UVF
34h 04m
1 stop
American Airlines Logo
15:19 - 09:05
UVF
-
LHR
36h 46m
1 stop
£688American Airlines
Fri, 7 Aug - Fri, 14 Aug
Air Canada Logo
15:00 - 16:25
LHR
-
UVF
29h 25m
1 stop
Air Canada Logo
17:25 - 08:30
UVF
-
LHR
35h 05m
1 stop
£688Air Canada
Thu, 19 Nov - Sun, 29 Nov

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

Air Canada flights from London Heathrow Airport to Castries

Our best Air Canada deals on London Heathrow Airport to Castries flight tickets
Air Canada
7 Nov
LHR13:45London Heathrow
54h 40m
2 stops
UVF16:25Castries Hewanorra
16 Nov
UVF17:25Castries Hewanorra
33h 05m
1 stop
LHR06:30London Heathrow
£669
Air Canada
7 Nov
LHR12:05London Heathrow
56h 20m
2 stops
UVF16:25Castries Hewanorra
16 Nov
UVF17:25Castries Hewanorra
33h 45m
2 stops
LHR07:10London Heathrow
£669
Air Canada
12 Nov
LHR06:00London Heathrow
38h 25m
2 stops
UVF16:25Castries Hewanorra
26 Nov
UVF17:25Castries Hewanorra
33h 45m
2 stops
LHR07:10London Heathrow
£675

JetBlue flights from London Heathrow Airport to Castries

Our best JetBlue deals on London Heathrow Airport to Castries flight tickets
JetBlue
8 Jul
LHR08:15London Heathrow
35h 56m
1 stop
UVF15:11Castries Hewanorra
29 Jul
UVF16:40Castries Hewanorra
23h 05m
1 stop
LHR20:45London Heathrow
£866
JetBlue
30 Jun
LHR08:15London Heathrow
36h 07m
1 stop
UVF15:22Castries Hewanorra
8 Jul
UVF13:57Castries Hewanorra
25h 48m
1 stop
LHR20:45London Heathrow
£943
JetBlue
3 Jul
LHR08:15London Heathrow
34h 16m
1 stop
UVF13:31Castries Hewanorra
10 Jul
UVF13:37Castries Hewanorra
26h 08m
1 stop
LHR20:45London Heathrow
£985

momondo Fare Finder

 
Customise your flight search to find flights from London Heathrow Airport 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, momondo users made 279,928 searches. Data last updated 25 June 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sat 7/11

13:45-16:25

2 stops54h 40m

Castries Hewanorra

Mon 16/11

17:25-06:30

1 stop33h 05m

£669

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sat 7/11

12:05-16:25

2 stops56h 20m

Castries Hewanorra

Mon 16/11

17:25-07:10

2 stops33h 45m

£669

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Thu 12/11

06:00-16:25

2 stops38h 25m

Castries Hewanorra

Thu 26/11

17:25-07:10

2 stops33h 45m

£675

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Thu 12/11

09:00-16:25

2 stops35h 25m

Castries Hewanorra

Thu 26/11

17:25-08:30

1 stop35h 05m

£682

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Tue 10/11

13:45-16:25

2 stops54h 40m

Castries Hewanorra

Thu 19/11

17:25-20:35

2 stops23h 10m

£684

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Wed 5/8

09:15-14:19

1 stop34h 04m

Castries Hewanorra

Sat 22/8

15:19-12:10

1 stop15h 51m

£685
Fastest return journey

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Fri 11/12

17:00-12:29

1 stop23h 29m

Castries Hewanorra

Tue 22/12

15:53-11:40

1 stop15h 47m

£686

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Thu 16/7

12:00-14:20

1 stop31h 20m

Castries Hewanorra

Sun 26/7

15:20-09:05

1 stop36h 45m

£687

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Fri 7/8

09:15-14:19

1 stop34h 04m

Castries Hewanorra

Fri 14/8

15:19-09:05

1 stop36h 46m

£688

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Thu 19/11

15:00-16:25

1 stop29h 25m

Castries Hewanorra

Sun 29/11

17:25-08:30

1 stop35h 05m

£688

Flights are sorted by cheapest return flights first.

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

See travel insights to Castries from

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

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 typical price of a round-trip flight between London Heathrow Airport and Castries?

What is the cheapest month to fly to Castries?

The month of September is, on average, the cheapest month to fly to Castries from London Heathrow Airport, with most prices found around £593. If you’re not able to fly to Castries in September, then November is your next best option. Flight prices from London Heathrow Airport to Castries during November average around £637.

What is the cheapest day to depart on your flight to Castries?

Our data shows that Sunday is the least expensive day to fly to Castries. Tickets to fly out on this day can be as low as £704. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to Castries on Wednesday is £768.

What is the cheapest time of day to depart on your flight to Castries?

According to our data, the cheapest time of day to fly to Castries is in the morning. momondo users have found flights departing from London Heathrow Airport to Castries in the morning for as low as £739. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. At midday is when there is more demand to fly to Castries, so prices are often more expensive at around £807 per ticket.

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

You could potentially save up to 46% on your flight if you consider stops on a London Heathrow Airport to Castries flight.

When to book flights from London Heathrow Airport to Castries

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

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

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

Fastest flight time

25h 14m

Direct flights

None
The fastest flight from London Heathrow Airport to Castries takes 25h 14m
There are no direct flights from London Heathrow Airport to Castries. There are no popular flight routes from London Heathrow Airport to Castries.
Search flight deals

Frequently asked questions about flying from London Heathrow Airport to Castries

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

    A flight from London Heathrow to Castries Hewanorra will travel around 4203.1 mi. 25h 14m is a normal flight duration for this route.

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

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

  • How many operators does momondo search for flights from London Heathrow Airport to Castries Hewanorra Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to Castries Hewanorra Airport.

  • What documentation or ID do you need to fly to Castries Hewanorra Airport?

    The required travel and health documents for your Castries Hewanorra Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Castries Hewanorra Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

Best airlines flying from London Heathrow Airport to Castries

Compare and see reviews for airlines that fly from London Heathrow Airport to Castries with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £511Free CancellationRating
6.7
8,070 reviews
Search British Airways flights
JetBluePriceFrom £544Free CancellationRating
7.1
3,001 reviews
Search JetBlue flights
Air CanadaPriceFrom £648Free CancellationRating
7.1
11,252 reviews
Search Air Canada flights
FinnairPriceFrom £706Free CancellationRating
7.6
1,415 reviews
Search Finnair flights
American AirlinesPriceFrom £722Free CancellationRating
7.1
11,755 reviews
Search American Airlines flights
KLMPriceFrom £1,181Free CancellationRating
7.8
1,530 reviews
Search KLM flights

Travelling to a place near Castries?

Book flights to Castries if you plan to visit one of these locations
Vieux Fort

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from London to Castries. momondo saves you time and could save you money on your trip.

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to Castries.

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

Price alerts on flights to Castries from London are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Castries 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
Sat 25/7
Sat 1/8
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Saint Lucia

Airports servicing Saint Lucia

Castries George F. L. Charle Airport