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Cheap flights from London Heathrow Airport to Castletown from £108

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 19/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IOM
5 Dec — 12 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Heathrow to Castletown

Enter your travel dates to find the best prices.

Cheapest flights from Heathrow to Castletown
Explore the most affordable flight options available from Heathrow to Castletown. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 5 November 2025.

Sat 29/1107:50LHR - IOM
1 stop9h 00mAer Lingus
Sun 30/1109:10IOM - LHR
1 stop4h 15mAer Lingus
Deal found 5/11£246
Fri 5/1221:10LHR - IOM
1 stop12h 15mBritish Airways
Mon 8/1209:30IOM - LHR
1 stop6h 30mBritish Airways
Deal found 5/11£264
Sat 6/1208:50LHR - IOM
1 stop8h 00mAer Lingus
Mon 8/1217:20IOM - LHR
1 stop3h 45mAer Lingus
Deal found 5/11£274
Thu 4/1208:50LHR - IOM
1 stop8h 00mAer Lingus
Mon 8/1217:20IOM - LHR
1 stop3h 45mAer Lingus
Deal found 5/11£278
Mon 1/1220:45LHR - IOM
1 stop20h 05mMultiple Airlines
Mon 8/1209:30IOM - LHR
1 stop8h 00mMultiple Airlines
Deal found 3/11£287
Tue 18/1120:45LHR - IOM
1 stop20h 05mMultiple Airlines
Sat 22/1106:55IOM - LHR
1 stop11h 40mMultiple Airlines
Deal found 3/11£292
Wed 31/1214:40LHR - IOM
Nonstop1h 30mMultiple Airlines
Sun 4/108:25IOM - LHR
1 stop12h 30mMultiple Airlines
Deal found 5/11£296
Mon 15/1207:45LHR - IOM
1 stop4h 10mBritish Airways
Mon 15/1215:40IOM - LHR
1 stop4h 10mBritish Airways
Deal found 3/11£297
Thu 20/1106:50LHR - IOM
1 stop10h 40mBritish Airways
Mon 24/1109:30IOM - LHR
1 stop6h 30mBritish Airways
Deal found 5/11£298
Wed 12/1108:50LHR - IOM
1 stop8h 00mAer Lingus
Mon 17/1117:20IOM - LHR
1 stop3h 45mAer Lingus
Deal found 4/11£298
Sat 22/1117:45LHR - IOM
1 stop14h 55mMultiple Airlines
Sun 23/1115:05IOM - LHR
1 stop5h 50mMultiple Airlines
Deal found 5/11£299
Wed 19/1107:50LHR - IOM
1 stop9h 00mAer Lingus
Sun 23/1117:20IOM - LHR
1 stop14h 45mAer Lingus
Deal found 4/11£301

Cheap flight deals from Heathrow to Castletown

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to Castletown (IOM). 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 5 November 2025.

Round-trip from

£245

One-way from

£108

Popular in

December

Cheapest in

October

Average price

£321

Good round-trip deal

£430 or less
British Airways
  • British Airways
  • 26/2-1/3
  • 2 total stops
  • 10h 25m total
  • London to Castletown
Search Deals
Loganair
  • Loganair
  • 19/3
  • Nonstop
  • 1h 30m total
  • London to Castletown
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£28 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£7 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
Search Deals
Price to beat on a round-trip flight from London Heathrow to Castletown Ronaldsway.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Heathrow to Castletown 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 5 November 2025.
Use the filters below to find and compare flights from London Heathrow Airport to Castletown that are best for you.

Fly from

Heathrow

Fly to

Castletown

Route

Depart

Return

Price

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Thu 26/2

07:55-13:35

1 stop5h 40m

Castletown Ronaldsway

Sun 1/3

09:20-14:05

1 stop4h 45m

£245

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Sat 29/11

07:50-16:50

1 stop9h 00m

Castletown Ronaldsway

Sun 30/11

09:10-13:25

1 stop4h 15m

£246

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Thu 26/2

14:40-16:10

Nonstop1h 30m

Castletown Ronaldsway

Sun 1/3

09:20-14:05

1 stop4h 45m

£257

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Thu 8/1

13:55-17:30

1 stop3h 35m

Castletown Ronaldsway

Tue 13/1

12:05-13:40

Nonstop1h 35m

£262

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Fri 5/12

21:10-09:25

1 stop12h 15m

Castletown Ronaldsway

Mon 8/12

09:30-16:00

1 stop6h 30m

£264

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Thu 26/2

14:40-16:10

Nonstop1h 30m

Castletown Ronaldsway

Sun 1/3

12:05-13:40

Nonstop1h 35m

£268

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Thu 4/12

08:50-16:50

1 stop8h 00m

Castletown Ronaldsway

Mon 8/12

17:20-21:05

1 stop3h 45m

£278

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Thu 19/3

14:40-16:10

Nonstop1h 30m

£108

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Sat 21/3

19:00-11:30

1 stop16h 30m

£110

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Wed 18/3

20:10-13:35

1 stop17h 25m

£115

Flights are sorted by cheapest return flights first.

Deals found on 3/11

Showing 1-10 of 18 results
1
2

Best time to book a flight from Heathrow to Castletown

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

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to Castletown

What is the cheapest month to book a flight from London Heathrow Airport to Castletown?

Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Castletown (average of £89). Flying from London Heathrow Airport to Castletown in November is currently the most expensive (average of £301). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to IOM?

Find hourly flight availability from Heathrow to Castletown. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 5 November 2025.

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to Castletown at midday. If you’re flexible enough to do this you can expect to save up to 39% on your trip compared to booking a flight in the morning.

How much does it cost for a return flight from London Heathrow Airport to Castletown?

Reviews of airlines servicing Castletown

Get insights into the airlines that provide service to Castletown. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Castletown. Reviews last updated 5 November 2025.
Check out reviews from past customers who have flown with easyJet and British Airways from London Heathrow Airport to Castletown to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
easyJet
6.9
Okay
1,841 reviews
Check prices

Entertainment

5.5

Overall

6.9

Food

5.9

Crew

7.6

Boarding

6.7

Comfort

6.7

Reviews

1 / 20
10.0
Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .
easyJet
6.9
Okay
1,841 reviews
easyJet
6.9
Okay
1,841 reviews
Check prices

Entertainment

5.5

Overall

6.9

Food

5.9

Crew

7.6

Boarding

6.7

Comfort

6.7

Reviews

1 / 20
10.0
Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .
British Airways
6.7
Okay
7,496 reviews
easyJet
6.9
Okay
1,841 reviews
Check prices

Entertainment

5.5

Overall

6.9

Food

5.9

Crew

7.6

Boarding

6.7

Comfort

6.7

Reviews

1 / 20
10.0
Excellent

muhon,Oct 2025

MAN - GVA

Service and quality and the price is great .definitely recomondable .

Related info for your journey

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

    For a flight from London Heathrow to Castletown, you will be flying into Ronaldsway. Castletown Ronaldsway (IOM) is just 1.4 mi from the center of the city. Ronaldsway is the only Castletown airport and it handles 3 inbound flights from London Heathrow per day. 3 airlines have flights to Castletown Ronaldsway from London Heathrow on a regular basis.

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

    British Airways and Aer Lingus can get you from London Heathrow Airport to Castletown in just under 5h 40m. Your travel time can differ by up to 3h 20m. There are 251 mi between London Heathrow Airport and Castletown. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from London Heathrow Airport to Castletown round-trip?

    easyJet, at £83, was found to be the cheapest airline from London Heathrow Airport to Castletown.Alternate airlines flying return to your destination include British Airways and Loganair. These flights start at 69% lower than the current average price 3 months from now.

  • What are the most reliable airlines from London Heathrow Airport to Castletown?

    No one likes to see their flight delayed. When booking a flight from London Heathrow Airport to Castletown consider choosing Loganair (73%), KLM (73%) or British Airways (73%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from London Heathrow Airport to Castletown?

    Looking at all options, your cheapest flight can be booked for £305. While the most popular route (London Heathrow - Castletown Ronaldsway) can be booked for £223 on average, our data indicates £457 when flying from London Heathrow Airport to Castletown.

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

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

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

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

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

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

  • What is the cheapest month to book a flight from London Heathrow Airport to Castletown?

    Currently, September is the cheapest month in which you can book a flight from London Heathrow Airport to Castletown (average of £89). Flying from London Heathrow Airport to Castletown in November is currently the most expensive (average of £301). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Castletown?

Book flights to Castletown if you plan to visit one of these locations
Douglas

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Alternative routes for Heathrow to Castletown

See prices for flight routes from nearby airports that may be better suited for you.
Gatwick to Castletown flights
London City to Castletown flights
Stansted to Castletown flights
Luton to Castletown flights
Southend to Castletown flights

Top 3 airlines flying from Heathrow to Castletown

Discover the top 3 airlines that operate flights from Heathrow to Castletown. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 5 November 2025.
AirlineCheapestAverageFlexibilityOn-time
easyJetCheapest£83Average£143FlexibilityNo cancel feeOn-time86%
Search easyJet flights
British AirwaysCheapest£103Average£274FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LoganairCheapest£186Average£272FlexibilityNo cancel feeOn-time79%
Search Loganair 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 Heathrow to Castletown?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Castletown from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to Castletown?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to Castletown.

Can Cheapflights find flights from Heathrow to Castletown with no change fees?

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

Can Cheapflights notify me if prices for flights from Heathrow to Castletown become cheaper?

Yes, Cheapflights offers price alerts on Heathrow to Castletown flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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