Find flights
Deals
When to book
FAQs

Cheap flights from London Heathrow Airport to Castletown from £103

LHR — IOM
30 Sep — 7 Oct1
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

Tue 13/1012:00 -
1 stop4h 50m
Tue 20/1012:15 -
1 stop3h 45m
Deal found 29/8£197
Tue 13/1020:50 -
2 stops36h 20m
Tue 20/1012:15 -
1 stop5h 05m
Deal found 29/8£210
Mon 12/1007:40 -
1 stop9h 10m
Mon 19/1012:15 -
1 stop8h 05m
Deal found 28/8£213
Fri 9/1007:40 -
1 stop9h 10m
Sun 11/1012:15 -
1 stop8h 40m
Deal found 29/8£213
Wed 23/916:50 -
1 stop18h 55m
Wed 30/912:20 -
1 stop3h 40m
Deal found 30/8£230
Sat 10/1008:50 -
1 stop8h 00m
Sun 11/1017:20 -
1 stop3h 35m
Deal found 29/8£232
Thu 15/1008:50 -
1 stop8h 00m
Mon 19/1012:15 -
1 stop5h 05m
Deal found 28/8£233
Sat 10/1008:50 -
1 stop8h 00m
Sat 17/1009:30 -
2 stops7h 50m
Deal found 26/8£233
Thu 8/1012:00 -
1 stop4h 50m
Mon 12/1012:15 -
1 stop3h 45m
Deal found 30/8£234
Mon 5/1021:10 -
1 stop14h 35m
Sun 11/1017:20 -
1 stop3h 35m
Deal found 29/8£236

Find flight deals from Heathrow to Castletown

Round-trip from

£197

One-way from

£103

Popular in

May

Cheapest in

February

Average price

£298
Aer Lingus
  • Aer Lingus
  • 13/10-20/10
  • 2 total stops
  • 8h 35m total
  • London to Castletown
Search Deals
Aer Lingus
  • Aer Lingus
  • 27/10
  • 1 total stop
  • 9h 00m total
  • London to Castletown
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£29 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 August 2026
Search Deals

Cheapflights Fare Finder

 
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 London Heathrow - IOM Castletown Ronaldsway

LHRIOM

London Heathrow

Thu 10/9

07:40-11:45

1 stop4h 05m

Castletown Ronaldsway

Sun 13/9

17:20-20:55

1 stop3h 35m

£274

LondonCastletown

LHR London Heathrow - IOM Castletown Ronaldsway

LHRIOM

London Heathrow

Thu 3/12

19:45-11:40

1 stop15h 55m

Castletown Ronaldsway

Sat 5/12

17:30-10:55

1 stop17h 25m

£287

LondonCastletown

LHR London Heathrow - IOM Castletown Ronaldsway

LHRIOM

London Heathrow

Wed 2/12

20:30-13:25

1 stop16h 55m

Castletown Ronaldsway

Sat 5/12

17:30-10:55

1 stop17h 25m

£287
Fastest return journey

LondonCastletown

LHR London Heathrow - IOM Castletown Ronaldsway

LHRIOM

London Heathrow

Thu 8/10

13:55-15:25

Nonstop1h 30m

Castletown Ronaldsway

Mon 12/10

15:35-21:15

1 stop5h 40m

£291

LondonCastletown

LHR London Heathrow - IOM Castletown Ronaldsway

LHRIOM

London Heathrow

Wed 2/12

20:30-13:25

1 stop16h 55m

Castletown Ronaldsway

Fri 4/12

15:35-20:55

1 stop5h 20m

£294

LondonCastletown

LHR London Heathrow - IOM Castletown Ronaldsway

LHRIOM

London Heathrow

Tue 1/12

08:40-13:25

1 stop4h 45m

Castletown Ronaldsway

Thu 3/12

15:20-20:30

1 stop5h 10m

£294

LondonCastletown

LHR London Heathrow - IOM Castletown Ronaldsway

LHRIOM

London Heathrow

Thu 29/10

06:50-13:25

1 stop6h 35m

Castletown Ronaldsway

Mon 2/11

09:30-16:00

1 stop6h 30m

£295
Cheapest one-way

LondonCastletown

LHR London Heathrow - IOM Castletown Ronaldsway

LHRIOM

London Heathrow

Tue 8/12

08:50-16:50

1 stop8h 00m

£109

LondonCastletown

LHR London Heathrow - IOM Castletown Ronaldsway

LHRIOM

London Heathrow

Mon 7/12

20:45-16:50

1 stop20h 05m

£109

LondonCastletown

LHR London Heathrow - IOM Castletown Ronaldsway

LHRIOM

London Heathrow

Thu 17/12

06:50-13:25

1 stop6h 35m

£120

Flights are sorted by cheapest return flights first.

Deals found on 30/8

Showing 1-10 of 18 resultsSorted by cheapest first
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

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 £157). Flying from London Heathrow Airport to Castletown in May is currently the most expensive (average of £459). 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?

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?

Airfare is below average for this route at the moment.

London Heathrow Airport to Castletown flights typically cost between £245 and £411 in October.
The cheapest return price found within the last 5 days was £197 on Aer Lingus (13 Oct–20 Oct).

Related info for your journey

  • 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 2 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?

    Aer Lingus and British Airways can get you from London Heathrow Airport to Castletown in just under 4h 05m. Your travel time can differ by up to 11h 50m. 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 is the cheapest airline to fly from London Heathrow Airport to Castletown round-trip?

    Loganair, at £213, was found to be the cheapest airline from London Heathrow Airport to Castletown.. This flight start at 31% 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 (82%), KLM (82%) or British Airways (82%) 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 £157). Flying from London Heathrow Airport to Castletown in May is currently the most expensive (average of £459). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Heathrow to Castletown

Gatwick to Castletown flights
Stansted to Castletown flights
Luton to Castletown flights
London City to Castletown flights
Southend to Castletown flights

Top airline flying from Heathrow to Castletown

AirlineCheapestAverageFlexibilityOn-time
LoganairCheapest£213Average£299FlexibilityNo cancel feeOn-time79%
Search Loganair flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.