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Cheap flights from London Heathrow Airport to Castletown from £117

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — IOM
1 Jul — 8 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap 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 1 June 2026.

Fri 24/713:55
LHR
-
IOM
Nonstop1h 30m
Loganair
Mon 27/711:40
IOM
-
LHR
Nonstop1h 35m
Loganair
Deal found 28/5£229
Thu 9/713:55
LHR
-
IOM
Nonstop1h 30m
Multiple Airlines
Sun 12/715:15
IOM
-
LHR
2 stops17h 55m
Multiple Airlines
Deal found 27/5£241
Mon 23/1106:55
LHR
-
IOM
1 stop4h 45m
Multiple Airlines
Sat 28/1112:05
IOM
-
LHR
Nonstop1h 35m
Multiple Airlines
Deal found 28/5£244
Tue 24/1114:00
LHR
-
IOM
Nonstop1h 30m
Loganair
Sat 28/1112:05
IOM
-
LHR
Nonstop1h 35m
Loganair
Deal found 28/5£244
Fri 17/713:55
LHR
-
IOM
Nonstop1h 30m
Multiple Airlines
Sun 19/714:55
IOM
-
LHR
2 stops7h 45m
Multiple Airlines
Deal found 29/5£253
Thu 9/713:55
LHR
-
IOM
Nonstop1h 30m
Multiple Airlines
Mon 13/708:35
IOM
-
LHR
2 stops24h 35m
Multiple Airlines
Deal found 31/5£256
Wed 1/715:50
LHR
-
IOM
1 stop19h 55m
Aer Lingus
Wed 8/712:15
IOM
-
LHR
1 stop3h 45m
Aer Lingus
Deal found 1/6£257
Wed 15/720:50
LHR
-
IOM
2 stops22h 00m
Multiple Airlines
Wed 22/711:35
IOM
-
LHR
Nonstop1h 35m
Multiple Airlines
Deal found 31/5£260
Mon 13/721:10
LHR
-
IOM
1 stop14h 35m
Aer Lingus
Mon 20/717:20
IOM
-
LHR
1 stop22h 40m
Aer Lingus
Deal found 29/5£261
Wed 15/706:55
LHR
-
IOM
1 stop10h 50m
British Airways
Fri 17/711:30
IOM
-
LHR
Nonstop1h 35m
British Airways
Deal found 30/5£263

Find 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 1 June 2026.

Round-trip from

£229

One-way from

£117

Popular in

May

Cheapest in

February

Average price

£295
Loganair
  • Loganair
  • 24/7-27/7
  • Nonstop
  • 3h 05m total
  • London to Castletown
Search Deals
10/6
  • 10/6
  • 2 total stops
  • 18h 30m total
  • London to Castletown
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (£32 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£10 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2026
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 1 June 2026.
Use the filters below to find and compare flights from London Heathrow Airport to Castletown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Tue 24/11

17:30-11:40

1 stop18h 10m

Castletown Ronaldsway

Sat 28/11

12:05-13:40

Nonstop1h 35m

£269

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Thu 9/7

07:40-16:50

1 stop9h 10m

Castletown Ronaldsway

Mon 13/7

08:35-20:05

2 stops11h 30m

£282

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Fri 17/7

06:45-17:45

1 stop11h 00m

Castletown Ronaldsway

Fri 24/7

15:35-21:10

1 stop5h 35m

£294

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Mon 23/11

07:45-11:40

1 stop3h 55m

Castletown Ronaldsway

Sat 28/11

17:30-10:10

1 stop16h 40m

£304

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Fri 26/6

10:25-17:45

1 stop7h 20m

Castletown Ronaldsway

Mon 29/6

09:40-18:00

1 stop8h 20m

£305

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Mon 29/6

06:45-11:50

1 stop5h 05m

Castletown Ronaldsway

Mon 6/7

15:35-21:15

1 stop5h 40m

£310

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Mon 13/7

06:45-11:50

1 stop5h 05m

Castletown Ronaldsway

Tue 14/7

15:20-12:05

1 stop20h 45m

£315

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Mon 13/7

06:45-11:50

1 stop5h 05m

Castletown Ronaldsway

Thu 16/7

07:05-21:00

1 stop13h 55m

£315

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Wed 15/7

06:55-17:45

1 stop10h 50m

Castletown Ronaldsway

Thu 16/7

11:30-13:05

Nonstop1h 35m

£317
Fastest return journey

LondonCastletown

LHR - IOM

LHRIOM

London Heathrow

Thu 25/6

13:55-15:25

Nonstop1h 30m

Castletown Ronaldsway

Mon 29/6

11:40-13:15

Nonstop1h 35m

£325

Flights are sorted by cheapest return flights first.

Deals found on 1/6

Showing 1-10 of 21 resultsSorted by cheapest first
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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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Castletown (average of £96). Flying from London Heathrow Airport to Castletown in May is currently the most expensive (average of £449). 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 1 June 2026.

When flying from London Heathrow Airport to Castletown, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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. 1 airline has flights to Castletown Ronaldsway from London Heathrow on a regular basis.

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

    British Airways can get you from London Heathrow Airport to Castletown in just under 18h 10m. Your travel time can differ by up to . There are 251 mi between London Heathrow Airport and Castletown.

  • What is the cheapest airline to fly from London Heathrow Airport to Castletown round-trip?

    Loganair, at £214, was found to be the cheapest airline from London Heathrow Airport to Castletown.. This flight start at 29% 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 (84%), KLM (84%) or British Airways (84%) as they are the most reliable in getting you off to your destination on time.

  • 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, February is the cheapest month in which you can book a flight from London Heathrow Airport to Castletown (average of £96). Flying from London Heathrow Airport to Castletown in May is currently the most expensive (average of £449). 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
Stansted to Castletown flights
London City to Castletown flights
Luton to Castletown flights
Southend to Castletown flights

Top airline flying from Heathrow to Castletown

Discover the top airline 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 1 June 2026.
AirlineCheapestAverageFlexibilityOn-time
LoganairCheapest£214Average£325FlexibilityNo 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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