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Cheap flights from Castletown to Dublin from £57

IOM — DUB
21 Sep — 28 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Castletown to Dublin

Enter your travel dates to find the best prices.

Cheapest flights from Castletown to Dublin

Sat 3/1017:20 -
Nonstop0h 50m
Tue 20/1016:00 -
Nonstop0h 50m
Deal found 22/8£103
Fri 11/912:15 -
Nonstop0h 50m
Sat 12/916:00 -
Nonstop0h 50m
Deal found 17/8£106
Wed 2/912:20 -
Nonstop0h 50m
Sun 6/910:55 -
Nonstop0h 50m
Deal found 18/8£107
Sat 19/912:10 -
1 stop7h 05m
Sun 20/922:45 -
1 stop9h 05m
Deal found 19/8£113
Sat 3/1012:10 -
1 stop7h 05m
Tue 20/1010:55 -
Nonstop0h 50m
Deal found 22/8£115
Thu 17/915:55 -
1 stop4h 50m
Sun 20/922:45 -
1 stop9h 05m
Deal found 21/8£117
Fri 16/1017:15 -
1 stop6h 44m
Sun 18/1016:00 -
Nonstop0h 50m
Deal found 21/8£117
Sun 18/1017:20 -
Nonstop0h 50m
Mon 19/1006:20 -
1 stop5h 35m
Deal found 18/8£119
Wed 2/917:20 -
Nonstop0h 50m
Sun 6/922:45 -
1 stop9h 05m
Deal found 18/8£125
Fri 23/1015:30 -
1 stop6h 00m
Sun 25/1021:15 -
1 stop10h 30m
Deal found 17/8£133

Find flight deals from Castletown to Dublin

Round-trip from

£103

One-way from

£57

Popular in

March

Cheapest in

December

Average price

£136

Good round-trip deal

£178 or less
Aer Lingus
  • Aer Lingus
  • 3/10-20/10
  • Nonstop
  • 1h 40m total
  • Castletown to Dublin
Search Deals
Aer Lingus
  • Aer Lingus
  • 2/9
  • Nonstop
  • 0h 50m total
  • Castletown to Dublin
Search Deals
Highest demand for flights based on searches. 23% potential increase in price (£31 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 13% potential price decrease (£13 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Castletown Ronaldsway to Dublin.
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Castletown to Dublin that are best for you.

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Price

Cheapest return flight
Fastest return journey

CastletownDublin

IOM Castletown Ronaldsway - DUB Dublin

IOMDUB

Castletown Ronaldsway

Sat 3/10

17:20-18:10

Nonstop0h 50m

Dublin

Tue 20/10

16:00-16:50

Nonstop0h 50m

£103

CastletownDublin

IOM Castletown Ronaldsway - DUB Dublin

IOMDUB

Castletown Ronaldsway

Sun 18/10

17:20-18:10

Nonstop0h 50m

Dublin

Mon 19/10

10:55-11:45

Nonstop0h 50m

£107

CastletownDublin

IOM Castletown Ronaldsway - DUB Dublin

IOMDUB

Castletown Ronaldsway

Fri 16/10

17:20-18:10

Nonstop0h 50m

Dublin

Sun 18/10

10:55-11:45

Nonstop0h 50m

£107

CastletownDublin

IOM Castletown Ronaldsway - DUB Dublin

IOMDUB

Castletown Ronaldsway

Wed 2/9

12:20-13:10

Nonstop0h 50m

Dublin

Sun 6/9

10:55-11:45

Nonstop0h 50m

£107

CastletownDublin

IOM Castletown Ronaldsway - DUB Dublin

IOMDUB

Castletown Ronaldsway

Sat 3/10

12:10-19:15

1 stop7h 05m

Dublin

Tue 20/10

10:55-11:45

Nonstop0h 50m

£115

CastletownDublin

IOM Castletown Ronaldsway - DUB Dublin

IOMDUB

Castletown Ronaldsway

Fri 16/10

17:15-23:59

1 stop6h 44m

Dublin

Sun 18/10

22:55-07:50

1 stop8h 55m

£115

CastletownDublin

IOM Castletown Ronaldsway - DUB Dublin

IOMDUB

Castletown Ronaldsway

Thu 17/9

15:55-20:45

1 stop4h 50m

Dublin

Sun 20/9

16:00-16:50

Nonstop0h 50m

£117

CastletownDublin

IOM Castletown Ronaldsway - DUB Dublin

IOMDUB

Castletown Ronaldsway

Sun 18/10

17:20-18:10

Nonstop0h 50m

Dublin

Mon 19/10

06:20-11:55

1 stop5h 35m

£119

CastletownDublin

IOM Castletown Ronaldsway - DUB Dublin

IOMDUB

Castletown Ronaldsway

Wed 2/9

17:20-18:10

Nonstop0h 50m

Dublin

Sun 6/9

22:45-07:50

1 stop9h 05m

£125

CastletownDublin

IOM Castletown Ronaldsway - DUB Dublin

IOMDUB

Castletown Ronaldsway

Fri 23/10

17:20-18:10

Nonstop0h 50m

Dublin

Sun 25/10

22:55-07:45

1 stop8h 50m

£166

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Castletown to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Castletown with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Castletown to Dublin

What is the cheapest month to book a flight from Castletown to Dublin?

Currently, December is the cheapest month in which you can book a flight from Castletown to Dublin (average of £95). Flying from Castletown to Dublin in March is currently the most expensive (average of £322). 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 IOM to DUB?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Castletown to Dublin as you normally would.

How much does it cost for a return flight from Castletown to Dublin?

Airfare is below average for this route at the moment.

Castletown to Dublin flights typically cost between £121 and £222 in October.
The cheapest return price found within the last 5 days was £103 on Aer Lingus (3 Oct–20 Oct).

Reviews of airlines servicing Dublin

Get a feel of what it's like to fly with Aer Lingus from Castletown to Dublin by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aer Lingus
7.3
Good
1,713 reviews
Check prices

Comfort

7.2

Entertainment

7.0

Food

6.7

Boarding

7.5

Overall

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Jun 2026

FCO - DUB

Very disappointed that there was no WiFi or entertainment on the plane. For a 9+ hour flight that was awful! Staff were very nice and friendly.
Aer Lingus
7.3
Good
1,713 reviews
Aer Lingus
7.3
Good
1,713 reviews
Check prices

Comfort

7.2

Entertainment

7.0

Food

6.7

Boarding

7.5

Overall

7.3

Crew

8.1

Reviews

1 / 20
6.0
Good

Anonymous,Jun 2026

FCO - DUB

Very disappointed that there was no WiFi or entertainment on the plane. For a 9+ hour flight that was awful! Staff were very nice and friendly.

Related info for your journey

  • What airports do I use to fly from Castletown to Dublin?

    You will need to book a flight from Castletown Ronaldsway to Dublin if you want to fly from Castletown to Dublin. At least 1 airline has flights from Ronaldsway (IOM) to Dublin (DUB) on a regular basis. There are 2 flights to Dublin from the Castletown airport per day. If you manage to book one that is nonstop, then you can expect the flight time from IOM to DUB to be around 0h 45m.

  • How popular is this Castletown to Dublin flight route?

    The Castletown Ronaldsway to Dublin flight path was viewed by 26 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Castletown to Dublin?

    For as low as £103, Aer Lingus can have you in Dublin from Castletown in 50m. Castletown and Dublin are separated by a distance of 80 mi. Generally, flights for this route are direct.

  • What is the cheapest airline to fly from Castletown to Dublin round-trip?

    Our cheapest airline available from Castletown to Dublin is Aer Lingus. Our recent data shows that you can find tickets from as low as £86 on this airline. You may be able to fly from Castletown to Dublin for 38% less than the average price by searching for this airline.

  • What are the most reliable airlines from Castletown to Dublin?

    The top 3 most reliable airlines when flying from Castletown to Dublin are Aer Lingus (70%), Emerald Airlines (70%) and Qatar Airways (61%).

  • What are the cheapest flights from Castletown to Dublin?

    On average you can expect to pay £443 for a flight from Castletown to Dublin. The cheapest flight overall is £133 while the most popular route, (Castletown Ronaldsway - Dublin) is currently priced at £444.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Castletown to Dublin 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 Castletown to Dublin?

    Currently, December is the cheapest month in which you can book a flight from Castletown to Dublin (average of £95). Flying from Castletown to Dublin in March is currently the most expensive (average of £322). 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 Dublin?

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Athlone
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Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Castletown to Dublin

AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£86Average£124FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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Need flexible booking options for your flight to Dublin from Castletown? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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