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Cheap flights from London to Castries from £333

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 to Castries departing on 2/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from London to Castries

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
10:00 - 15:05LGW-UVF
9h 05mdirect
British Airways Logo
20:35 - 08:50UVF-LGW
8h 15mdirect
£585British Airways
Find Deal
Tue, 17 Mar - Wed, 18 Mar
Icelandair Logo
07:45 - 15:15LHR-UVF
35h 30m1 stop
Icelandair Logo
16:40 - 21:40UVF-LHR
25h 00m1 stop
£587Icelandair
Find Deal
Sun, 25 Jan - Mon, 2 Feb
Icelandair Logo
09:20 - 15:15LHR-UVF
57h 55m2 stops
Icelandair Logo
16:40 - 06:55UVF-LHR
34h 15m2 stops
£593Icelandair
Find Deal
Sun, 25 Jan - Mon, 2 Feb
British Airways Logo
10:00 - 15:05LGW-UVF
9h 05mdirect
British Airways Logo
20:50 - 09:05UVF-LGW
8h 15mdirect
£597British Airways
Find Deal
Fri, 6 Mar - Tue, 17 Mar
Finnair Logo
11:20 - 14:50LGW-UVF
31h 30m2 stops
Finnair Logo
15:50 - 07:30UVF-LGW
35h 40m2 stops
£678Finnair
Find Deal
Wed, 11 Mar - Wed, 18 Mar
Air Canada Logo
18:00 - 16:25LHR-UVF
26h 25m1 stop
Air Canada Logo
17:15 - 06:30UVF-LHR
33h 15m1 stop
£681Air Canada
Find Deal
Tue, 6 Jan - Mon, 26 Jan
Air Canada Logo
09:00 - 16:25LHR-UVF
35h 25m2 stops
Air Canada Logo
17:15 - 06:30UVF-LHR
33h 15m1 stop
£694Air Canada
Find Deal
Sat, 17 Jan - Fri, 23 Jan
Finnair Logo
19:05 - 13:30LHR-UVF
22h 25m2 stops
Finnair Logo
12:29 - 22:10UVF-LHR
29h 41m1 stop
£707Finnair
Find Deal
Sat, 7 Mar - Sat, 14 Mar
KLM Logo
13:45 - 15:04LCY-UVF
29h 19m2 stops
KLM Logo
16:24 - 08:50UVF-LCY
36h 26m2 stops
£1,211KLM
Find Deal
Sun, 18 Jan - Sun, 25 Jan
KLM Logo
13:45 - 15:04LCY-UVF
29h 19m2 stops
KLM Logo
16:24 - 08:50UVF-LCY
36h 26m2 stops
£1,258KLM
Find Deal
Sun, 25 Jan - Mon, 2 Feb

Icelandair flights from London to Castries

Our best Icelandair deals on London to Castries flight tickets
Icelandair
25 Jan
LHR07:45London Heathrow
35h 30m
1 stop
UVF15:15Castries Hewanorra
2 Feb
UVF16:40Castries Hewanorra
25h 00m
1 stop
LHR21:40London Heathrow
£587
Find similar
Icelandair
25 Jan
LHR09:20London Heathrow
57h 55m
2 stops
UVF15:15Castries Hewanorra
2 Feb
UVF16:40Castries Hewanorra
34h 15m
2 stops
LHR06:55London Heathrow
£593
Find similar
Icelandair
17 Nov
LHR08:05London Heathrow
34h 52m
1 stop
UVF14:57Castries Hewanorra
24 Nov
UVF17:01Castries Hewanorra
24h 39m
1 stop
LHR21:40London Heathrow
£603
Find similar

JetBlue flights from London to Castries

Our best JetBlue deals on London to Castries flight tickets
JetBlue
15 Nov
LHR08:05London Heathrow
34h 52m
1 stop
UVF14:57Castries Hewanorra
27 Nov
UVF17:01Castries Hewanorra
23h 44m
1 stop
LHR20:45London Heathrow
£634
Find similar
JetBlue
15 Nov
LHR08:05London Heathrow
34h 52m
1 stop
UVF14:57Castries Hewanorra
23 Nov
UVF17:01Castries Hewanorra
23h 44m
1 stop
LHR20:45London Heathrow
£646
Find similar
JetBlue
28 Nov
LHR08:05London Heathrow
35h 02m
1 stop
UVF15:07Castries Hewanorra
5 Dec
UVF16:57Castries Hewanorra
25h 03m
1 stop
LHR22:00London Heathrow
£661
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from London 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 31 October 2025.
Use the filters below to find and compare flights from London to Castries that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Tue 17/3

10:00-15:05

Nonstop9h 05m

Castries Hewanorra

Wed 18/3

20:35-08:50

Nonstop8h 15m

£585

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sun 25/1

07:45-15:15

1 stop35h 30m

Castries Hewanorra

Mon 2/2

16:40-21:40

1 stop25h 00m

£587

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sun 25/1

09:20-15:15

2 stops57h 55m

Castries Hewanorra

Mon 2/2

16:40-06:55

2 stops34h 15m

£593

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Fri 6/3

10:00-15:05

Nonstop9h 05m

Castries Hewanorra

Tue 17/3

20:50-09:05

Nonstop8h 15m

£597

LondonCastries

LGW - UVF

LGWUVF

London Gatwick

Wed 11/3

11:20-14:50

2 stops31h 30m

Castries Hewanorra

Wed 18/3

15:50-07:30

2 stops35h 40m

£678

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Tue 6/1

18:00-16:25

1 stop26h 25m

Castries Hewanorra

Mon 26/1

17:15-06:30

1 stop33h 15m

£681

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sat 17/1

09:00-16:25

2 stops35h 25m

Castries Hewanorra

Fri 23/1

17:15-06:30

1 stop33h 15m

£694

LondonCastries

LHR - UVF

LHRUVF

London Heathrow

Sat 7/3

19:05-13:30

2 stops22h 25m

Castries Hewanorra

Sat 14/3

12:29-22:10

1 stop29h 41m

£707

LondonCastries

LCY - UVF

LCYUVF

London City

Sun 18/1

13:45-15:04

2 stops29h 19m

Castries Hewanorra

Sun 25/1

16:24-08:50

2 stops36h 26m

£1,211

LondonCastries

LCY - UVF

LCYUVF

London City

Sun 25/1

13:45-15:04

2 stops29h 19m

Castries Hewanorra

Mon 2/2

16:24-08:50

2 stops36h 26m

£1,258

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Castries from

How to get the cheapest flight ticket from London 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 cheapest month to fly to Castries?

The month of March is, on average, the cheapest month to fly to Castries from London, with most prices found around £307. If you’re not able to fly to Castries in March, then September is your next best option. Flight prices from London to Castries during September average around £546.

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

Our data shows that Tuesday is the least expensive day to fly to Castries. Tickets to fly out on this day can be as low as £379. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Castries on Saturday is £670.

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 to Castries in the morning for as low as £617. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Castries, so prices are often more expensive at around £892 per ticket.

What is the cheapest London to Castries Hewanorra flight route?

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

How far in advance should I book a flight to Castries?

You are more likely to see cheaper flights to Castries from London when booking weeks ahead of your departure date. In general, you can expect to find flights to Castries for around £746 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Castries from London for as low as £577 on momondo.

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

There are 3 cabin classes available to choose from on London to Castries Hewanorra 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 London to Castries flights?

You could potentially save up to 2% on your flight if you consider stops on a London to Castries flight.

How have London to Castries flight prices changed over time?

As of October 2025, prices for London to Castries flights are approximately 30% more expensive when compared to flights at the same time last year.

When to book flights from London to Castries

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

Cheap London to Castries (LON to UVF) flight deals and tips

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

Best price found

£504

Fastest flight time

9h 05m

Direct flights

Every day

Airports in Castries

1 airport
The best one-way flight to Castries from London in the past 72 hours is £504. The best return flight deal from London to Castries found on momondo in the last 72 hours is £652.
The fastest flight from London to Castries takes 9h 05m
Direct flights go from London to Castries every day.
There is 1 airport near Castries: Castries Hewanorra (UVF)
Search flight deals

  • How far is London to Castries Hewanorra by plane?

    There are 4217.4 mi between London and Castries Hewanorra. Typically, this will take 9h 05m by plane in normal conditions.

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

    Prices for flights from London to Castries Hewanorra Airport are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from London to Castries Hewanorra Airport.

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

    The travel and health documents you'll need for your trip to Castries Hewanorra 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 Castries Hewanorra 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 London to Castries?

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

Best airlines flying from London to Castries

Compare and see reviews for airlines that fly from London to Castries with momondo
Airline
Rating
Free Cancellation
Price
TUI AirwaysPriceFrom £288Free CancellationRating
0.0
0 reviews
Search TUI Airways flights
Virgin AtlanticPriceFrom £390Free CancellationRating
7.5
671 reviews
Search Virgin Atlantic flights
British AirwaysPriceFrom £467Free CancellationRating
6.7
7,488 reviews
Search British Airways flights
Air CanadaPriceFrom £528Free CancellationRating
7.1
10,383 reviews
Search Air Canada flights
FinnairPriceFrom £598Free CancellationRating
7.6
1,333 reviews
Search Finnair flights
KLMPriceFrom £695Free CancellationRating
7.7
1,406 reviews
Search KLM flights

  • British Airways Flights From London to Castries

    British Airways flight deals from London to Castries start from £467 round-trip. Over the 6 British Airways flights for this route in a normal week, average airfare is usually £628 round-trip - but some users have found much cheaper deals with momondo.

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?

It is quick and easy to find London to Castries flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Castries that suits you.

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

All flight searches from London to Castries on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential London to Castries 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 London to Castries right now. Can momondo alert me if prices change?

If you are not ready to book a flight from London to Castries now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Castries and let you know when they change.

An easier way to manage your Castries trip

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Airports servicing Saint Lucia

Castries George F. L. Charle Airport