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Cheap flights from Dublin to Castletown from €35

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Castletown departing on 9/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
16:00 - 16:50
DUB
-
IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:05
IOM
-
DUB
0h 45mdirect
€87Aer Lingus
Tue, 16 Dec - Thu, 18 Dec
Aer Lingus Logo
16:00 - 16:50
DUB
-
IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:05
IOM
-
DUB
0h 45mdirect
€89Aer Lingus
Fri, 19 Dec - Mon, 22 Dec
Aer Lingus Logo
16:00 - 16:50
DUB
-
IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:05
IOM
-
DUB
0h 45mdirect
€90Aer Lingus
Fri, 16 Jan - Fri, 23 Jan
Aer Lingus Logo
16:00 - 16:50
DUB
-
IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:05
IOM
-
DUB
0h 45mdirect
€91Aer Lingus
Mon, 2 Feb - Mon, 9 Feb
Aer Lingus Logo
16:00 - 16:50
DUB
-
IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:05
IOM
-
DUB
0h 45mdirect
€94Aer Lingus
Thu, 5 Feb - Sun, 8 Feb
Aer Lingus Logo
16:00 - 16:50
DUB
-
IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:05
IOM
-
DUB
0h 45mdirect
€96Aer Lingus
Tue, 30 Dec - Tue, 6 Jan
Multiple Airlines Logo
16:00 - 16:50
DUB
-
IOM
0h 50mdirect
Multiple Airlines Logo
08:10 - 18:05
IOM
-
DUB
9h 55m1 stop
€102Multiple Airlines
Tue, 16 Dec - Thu, 18 Dec
Multiple Airlines Logo
16:00 - 16:50
DUB
-
IOM
0h 50mdirect
Multiple Airlines Logo
19:20 - 07:50
IOM
-
DUB
12h 30m1 stop
€103Multiple Airlines
Mon, 2 Feb - Mon, 9 Feb
Multiple Airlines Logo
16:00 - 16:50
DUB
-
IOM
0h 50mdirect
Multiple Airlines Logo
19:50 - 07:15
IOM
-
DUB
11h 25m1 stop
€115Multiple Airlines
Thu, 5 Feb - Sun, 8 Feb
Multiple Airlines Logo
16:00 - 16:50
DUB
-
IOM
0h 50mdirect
Multiple Airlines Logo
11:20 - 14:00
IOM
-
DUB
2h 40m1 stop
€120Multiple Airlines
Tue, 30 Dec - Tue, 6 Jan

Aer Lingus flights from Dublin to Castletown

Our best Aer Lingus deals on Dublin to Castletown flight tickets
Aer Lingus
13 Dec
DUB16:00Dublin
0h 50m
IOM16:50Castletown Ronaldsway
14 Dec
IOM09:10Castletown Ronaldsway
0h 50m
DUB10:00Dublin
€83
Find similar
Aer Lingus
16 Dec
DUB16:00Dublin
0h 50m
IOM16:50Castletown Ronaldsway
18 Dec
IOM17:20Castletown Ronaldsway
0h 45m
DUB18:05Dublin
€87
Find similar
Aer Lingus
19 Dec
DUB16:00Dublin
0h 50m
IOM16:50Castletown Ronaldsway
22 Dec
IOM17:20Castletown Ronaldsway
0h 45m
DUB18:05Dublin
€89
Find similar

British Airways flights from Dublin to Castletown

Our best British Airways deals on Dublin to Castletown flight tickets
British Airways
1 May
DUB08:35Dublin
6h 50m
1 stop
IOM15:25Castletown Ronaldsway
6 May
IOM11:35Castletown Ronaldsway
20h 10m
1 stop
DUB07:45Dublin
€331
Find similar
British Airways
22 Jan
DUB16:05Dublin
19h 45m
2 stops
IOM11:50Castletown Ronaldsway
26 Jan
IOM15:40Castletown Ronaldsway
16h 15m
2 stops
DUB07:55Dublin
€342
Find similar
British Airways
22 Jan
DUB18:00Dublin
17h 50m
2 stops
IOM11:50Castletown Ronaldsway
26 Jan
IOM15:40Castletown Ronaldsway
20h 55m
2 stops
DUB12:35Dublin
€343
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Dublin 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, momondo users made 13,528 searches. Data last updated 5 December 2025.
Use the filters below to find and compare flights from Dublin to Castletown that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Tue 16/12

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Thu 18/12

17:20-18:05

Nonstop0h 45m

€87

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Fri 19/12

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Mon 22/12

17:20-18:05

Nonstop0h 45m

€89

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Fri 16/1

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Fri 23/1

17:20-18:05

Nonstop0h 45m

€90

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Mon 2/2

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Mon 9/2

17:20-18:05

Nonstop0h 45m

€91

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Thu 5/2

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Sun 8/2

17:20-18:05

Nonstop0h 45m

€94

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Tue 30/12

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Tue 6/1

17:20-18:05

Nonstop0h 45m

€96

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Tue 16/12

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Thu 18/12

08:10-18:05

1 stop9h 55m

€102

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Mon 2/2

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Mon 9/2

19:20-07:50

1 stop12h 30m

€103

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Thu 5/2

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Sun 8/2

19:50-07:15

1 stop11h 25m

€115

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Tue 30/12

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Tue 6/1

11:20-14:00

1 stop2h 40m

€120

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Castletown from

How to get the cheapest flight ticket from Dublin to Castletown

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 month to fly to Castletown?

In general, September is the cheapest month to fly from Dublin to Castletown. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €75. If you aren’t able to travel to Castletown during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of €115.

What is the cheapest day to depart on your flight to Castletown?

Our data shows that Monday is the least expensive day to fly to Castletown. Tickets to fly out on this day can be as low as €127. On the other hand, Tuesday is the most expensive day to depart from Dublin because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €461.

What is the cheapest time of day to depart on your flight to Castletown?

The cheapest time of day to fly to Castletown is in the afternoon when flights can be purchased for as low as €153. Flights in the morning are often more expensive, with an average ticket price of €195.

What is the cheapest Dublin to Castletown Ronaldsway flight route?

Fly from Dublin to Castletown Ronaldsway for the best Dublin - Castletown Ronaldsway flight prices

What cabin class options are available on Dublin to Castletown Ronaldsway flights?

There is only 1 cabin class available to choose from on Dublin to Castletown Ronaldsway flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Dublin to Castletown flight prices changed over time?

As of December 2025, prices for Dublin to Castletown flights are approximately 35% cheaper when compared to flights at the same time last year.

When to book flights from Dublin to Castletown

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

Cheap Dublin to Castletown (DUB to IOM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Castletown

Fastest flight time

0h 50m

Direct flights

Mon, Tue, Fri, Sat and Sun

Airports in Castletown

1 airport
The fastest flight from Dublin to Castletown takes 0h 50m
Direct flights go from Dublin to Castletown on Monday, Tuesday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
There is 1 airport near Castletown: Castletown Ronaldsway (IOM)
Search flight deals

  • How far is Dublin to Castletown Ronaldsway by plane?

    Castletown Ronaldsway is 133.3 km away from Dublin. Typically, this will take 0h 50m by plane in normal conditions.

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

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

  • How many operators does momondo search for flights from Dublin Airport to Castletown Ronaldsway Airport?

  • How old do you have to be to fly from Dublin Airport to Castletown Ronaldsway Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Dublin Airport to Castletown Ronaldsway Airport.

  • What documentation or ID do you need to fly to Castletown Ronaldsway Airport?

    The travel and health documents required for your trip to Castletown Ronaldsway 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 licence, and a passport valid for six-months after you plan to arrive at Castletown Ronaldsway 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 Dublin to Castletown?

  • What is the most popular airline from Dublin to Castletown?

Best airlines flying from Dublin to Castletown

Compare and see reviews for airlines that fly from Dublin to Castletown with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom €73Free CancellationRating
7.2
1,385 reviews
Search Aer Lingus flights

  • Aer Lingus Flights From Dublin to Castletown

    Aer Lingus flies from Dublin to Castletown around 7 times per week, with 1,385 momondo users rating the airline 7.2/10. The cheapest Aer Lingus deal from Dublin to Castletown in the last 72 hours was €73 (round-trip), much lower than the average airfare cost of €153 for Aer Lingus flights on this route.

Travelling to a place near Castletown?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Dublin to Castletown. momondo saves you time and could save you money on your trip.

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

Flights from Dublin to Castletown with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Dublin and Castletown by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to Castletown from Dublin are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Castletown trip

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo
Aer Lingus