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Cheap flights from Castletown to London from £121

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Castletown to London departing on 11/5. 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 Castletown to London

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:15 - 20:20
IOM
-
LHR
8h 05m
1 stop
Multiple Airlines Logo
20:50 - 14:30
LHR
-
IOM
17h 40m
2 stops
£249Multiple Airlines
Tue, 23 Jun - Tue, 30 Jun
Multiple Airlines Logo
11:30 - 13:05
IOM
-
LHR
1h 35mdirect
Multiple Airlines Logo
06:40 - 13:25
LHR
-
IOM
6h 45m
1 stop
£250Multiple Airlines
Fri, 30 Oct - Tue, 17 Nov
Multiple Airlines Logo
19:10 - 08:05
IOM
-
LHR
12h 55m
1 stop
Multiple Airlines Logo
20:50 - 14:30
LHR
-
IOM
17h 40m
2 stops
£251Multiple Airlines
Tue, 2 Jun - Tue, 9 Jun
Multiple Airlines Logo
12:15 - 20:55
IOM
-
LHR
8h 40m
1 stop
Multiple Airlines Logo
15:25 - 16:55
LHR
-
IOM
1h 30mdirect
£257Multiple Airlines
Sun, 14 Jun - Sun, 21 Jun
Aer Lingus Logo
17:20 - 10:20
IOM
-
LHR
17h 00m
1 stop
Aer Lingus Logo
15:50 - 11:45
LHR
-
IOM
19h 55m
1 stop
£258Aer Lingus
Tue, 23 Jun - Tue, 30 Jun
Aer Lingus Logo
12:15 - 18:55
IOM
-
LHR
6h 40m
1 stop
Aer Lingus Logo
21:10 - 16:50
LHR
-
IOM
19h 40m
1 stop
£264Aer Lingus
Fri, 12 Jun - Mon, 15 Jun
Aer Lingus Logo
19:10 - 20:20
IOM
-
LHR
25h 10m
1 stop
Aer Lingus Logo
18:10 - 11:45
LHR
-
IOM
17h 35m
1 stop
£269Aer Lingus
Tue, 2 Jun - Tue, 9 Jun
Multiple Airlines Logo
12:15 - 20:20
IOM
-
LHR
8h 05m
1 stop
Multiple Airlines Logo
21:10 - 07:35
LHR
-
IOM
10h 25m
2 stops
£272Multiple Airlines
Wed, 10 Jun - Thu, 11 Jun
Aer Lingus Logo
12:15 - 17:20
IOM
-
LHR
5h 05m
1 stop
Aer Lingus Logo
21:10 - 11:45
LHR
-
IOM
14h 35m
1 stop
£272Aer Lingus
Wed, 10 Jun - Thu, 11 Jun
Loganair Logo
11:30 - 13:05
IOM
-
LHR
1h 35mdirect
Loganair Logo
14:00 - 15:30
LHR
-
IOM
1h 30mdirect
£278Loganair
Fri, 30 Oct - Tue, 17 Nov

Aer Lingus flights from Castletown to London Heathrow Airport

Our best Aer Lingus deals on Castletown to London Heathrow Airport flight tickets
Aer Lingus
23 Jun
IOM17:20Castletown Ronaldsway
17h 00m
1 stop
LHR10:20London Heathrow
30 Jun
LHR15:50London Heathrow
19h 55m
1 stop
IOM11:45Castletown Ronaldsway
£258
Aer Lingus
12 Jun
IOM12:15Castletown Ronaldsway
6h 40m
1 stop
LHR18:55London Heathrow
15 Jun
LHR21:10London Heathrow
19h 40m
1 stop
IOM16:50Castletown Ronaldsway
£264
Aer Lingus
2 Jun
IOM19:10Castletown Ronaldsway
25h 10m
1 stop
LHR20:20London Heathrow
9 Jun
LHR18:10London Heathrow
17h 35m
1 stop
IOM11:45Castletown Ronaldsway
£269

British Airways flights from Castletown to London Heathrow Airport

Our best British Airways deals on Castletown to London Heathrow Airport flight tickets
British Airways
27 Aug
IOM07:05Castletown Ronaldsway
4h 55m
1 stop
LHR12:00London Heathrow
31 Aug
LHR06:45London Heathrow
5h 05m
1 stop
IOM11:50Castletown Ronaldsway
£294
British Airways
10 Jun
IOM11:35Castletown Ronaldsway
1h 35m
LHR13:10London Heathrow
11 Jun
LHR06:55London Heathrow
6h 30m
1 stop
IOM13:25Castletown Ronaldsway
£306
British Airways
15 Jun
IOM09:40Castletown Ronaldsway
11h 35m
1 stop
LHR21:15London Heathrow
22 Jun
LHR06:45London Heathrow
5h 05m
1 stop
IOM11:50Castletown Ronaldsway
£314

momondo Fare Finder

 
Customise your flight search to find flights from Castletown 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 4 May 2026.
Use the filters below to find and compare flights from Castletown to London Heathrow Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CastletownLondon

IOM - LHR

IOMLHR

Castletown Ronaldsway

Tue 23/6

12:15-20:20

1 stop8h 05m

London Heathrow

Tue 30/6

20:50-14:30

2 stops17h 40m

£249

CastletownLondon

IOM - LHR

IOMLHR

Castletown Ronaldsway

Fri 30/10

11:30-13:05

Nonstop1h 35m

London Heathrow

Tue 17/11

06:40-13:25

1 stop6h 45m

£250

CastletownLondon

IOM - LHR

IOMLHR

Castletown Ronaldsway

Tue 2/6

19:10-08:05

1 stop12h 55m

London Heathrow

Tue 9/6

20:50-14:30

2 stops17h 40m

£251

CastletownLondon

IOM - LHR

IOMLHR

Castletown Ronaldsway

Sun 14/6

12:15-20:55

1 stop8h 40m

London Heathrow

Sun 21/6

15:25-16:55

Nonstop1h 30m

£257

CastletownLondon

IOM - LHR

IOMLHR

Castletown Ronaldsway

Tue 23/6

17:20-10:20

1 stop17h 00m

London Heathrow

Tue 30/6

15:50-11:45

1 stop19h 55m

£258

CastletownLondon

IOM - LHR

IOMLHR

Castletown Ronaldsway

Fri 12/6

12:15-18:55

1 stop6h 40m

London Heathrow

Mon 15/6

21:10-16:50

1 stop19h 40m

£264

CastletownLondon

IOM - LHR

IOMLHR

Castletown Ronaldsway

Tue 2/6

19:10-20:20

1 stop25h 10m

London Heathrow

Tue 9/6

18:10-11:45

1 stop17h 35m

£269

CastletownLondon

IOM - LHR

IOMLHR

Castletown Ronaldsway

Wed 10/6

12:15-20:20

1 stop8h 05m

London Heathrow

Thu 11/6

21:10-07:35

2 stops10h 25m

£272

CastletownLondon

IOM - LHR

IOMLHR

Castletown Ronaldsway

Wed 10/6

12:15-17:20

1 stop5h 05m

London Heathrow

Thu 11/6

21:10-11:45

1 stop14h 35m

£272
Fastest return journey

CastletownLondon

IOM - LHR

IOMLHR

Castletown Ronaldsway

Fri 30/10

11:30-13:05

Nonstop1h 35m

London Heathrow

Tue 17/11

14:00-15:30

Nonstop1h 30m

£278

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Castletown 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 day to depart on your flight to London Heathrow Airport?

On average, the least expensive day to fly to London Heathrow Airport from Castletown is on a Sunday. momondo users have found tickets for Sunday departures for as low as £266. However, this price may fluctuate depending on the airline, the season, and holidays. 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 London Heathrow Airport on Wednesday is £1,775.

What is the cheapest time of day to depart on your flight to London Heathrow Airport?

According to our data, the cheapest time of day to fly to London Heathrow Airport is at midday. momondo users have found flights departing from Castletown to London Heathrow Airport at midday for as low as £248. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are £573 on average. Flights to London Heathrow Airport from Castletown in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Castletown Ronaldsway to London Heathrow flight route?

Fly from Castletown Ronaldsway to London Heathrow for the best Castletown Ronaldsway - London Heathrow flight prices

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

You could potentially save up to 29% on your flight if you consider stops on a Castletown to London Heathrow Airport flight.

When to book flights from Castletown to London Heathrow Airport

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

Cheap Castletown to London Heathrow Airport (IOM to LHR) flight deals and tips

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

Best price found

£741

Fastest flight time

1h 35m

Direct flights

Every day
The best flight deal from Castletown to London Heathrow Airport found on momondo in the last 72 hours is £741
The fastest flight from Castletown to London Heathrow Airport takes 1h 35m
Direct flights go from Castletown to London Heathrow Airport every day.
Search flight deals

Frequently asked questions about flying from Castletown to London Heathrow Airport

  • How far is Castletown Ronaldsway to London Heathrow by plane?

    A flight from Castletown Ronaldsway to London Heathrow will travel around 251.0 mi. Flights usually cover this in 1h 35m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Castletown Ronaldsway Airport to London Heathrow Airport?

    Prices for flights from Castletown Ronaldsway Airport to London Heathrow Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Castletown Ronaldsway 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 Castletown Ronaldsway Airport to London Heathrow Airport.

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

    The travel and health documents required for your trip to London Heathrow Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at London Heathrow Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Castletown 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
Wembley
Maidstone
Northampton
Swindon
Ipswich
Southend-on-Sea
Ilford
Canterbury
Guildford
Hayes
Poole
Chelmsford
Folkestone
Dover

Why use momondo?

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

It is quick and easy to find Castletown to London 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 London that suits you.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to London from Castletown.

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

Yes. momondo can track prices for Castletown to London flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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