Cheap flights from Dublin to Castletown from €28

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 24/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Dublin to Castletown (DUB-IOM)

Cheap return flights

Aer Lingus Logo
16:00 - 16:50DUB-IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:10IOM-DUB
0h 50mdirect
€73Aer Lingus
Find Deal
Fri, 26 Sep - Wed, 1 Oct
Aer Lingus Logo
11:50 - 12:40DUB-IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:10IOM-DUB
0h 50mdirect
€73Aer Lingus
Find Deal
Thu, 18 Sep - Mon, 22 Sep
Aer Lingus Logo
11:50 - 12:40DUB-IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:05IOM-DUB
0h 45mdirect
€74Aer Lingus
Find Deal
Thu, 9 Oct - Thu, 9 Oct
Aer Lingus Logo
16:00 - 16:50DUB-IOM
0h 50mdirect
Aer Lingus Logo
13:10 - 14:00IOM-DUB
0h 50mdirect
€78Aer Lingus
Find Deal
Wed, 1 Oct - Mon, 6 Oct
Aer Lingus Logo
16:00 - 16:50DUB-IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:10IOM-DUB
0h 50mdirect
€84Aer Lingus
Find Deal
Fri, 3 Oct - Sun, 5 Oct
Aer Lingus Logo
11:50 - 12:40DUB-IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:10IOM-DUB
0h 50mdirect
€90Aer Lingus
Find Deal
Thu, 2 Oct - Sat, 4 Oct
Aer Lingus Logo
11:00 - 11:50DUB-IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:10IOM-DUB
0h 50mdirect
€91Aer Lingus
Find Deal
Wed, 1 Oct - Sun, 5 Oct
Aer Lingus Logo
16:00 - 16:50DUB-IOM
0h 50mdirect
Aer Lingus Logo
17:20 - 18:10IOM-DUB
0h 50mdirect
€106Aer Lingus
Find Deal
Sat, 27 Sep - Mon, 29 Sep
 Logo
11:50 - 12:40DUB-IOM
0h 50mdirect
 Logo
17:15 - 20:55IOM-DUB
3h 40m1 stop
€108
Find Deal
Thu, 16 Oct - Thu, 16 Oct
 Logo
11:50 - 12:40DUB-IOM
0h 50mdirect
 Logo
17:15 - 20:55IOM-DUB
3h 40m1 stop
€117
Find Deal
Thu, 9 Oct - Thu, 9 Oct

Aer Lingus flights from Dublin to Castletown

Our best Aer Lingus deals on Dublin to Castletown flight tickets
Aer Lingus
26 Sept
DUB16:00Dublin
0h 50m
IOM16:50Castletown Ronaldsway
1 Oct
IOM17:20Castletown Ronaldsway
0h 50m
DUB18:10Dublin
Aer Lingus
18 Sept
DUB11:50Dublin
0h 50m
IOM12:40Castletown Ronaldsway
22 Sept
IOM17:20Castletown Ronaldsway
0h 50m
DUB18:10Dublin
Aer Lingus
9 Oct
DUB11:50Dublin
0h 50m
IOM12:40Castletown Ronaldsway
9 Oct
IOM17:20Castletown Ronaldsway
0h 45m
DUB18:05Dublin

British Airways flights from Dublin to Castletown

Our best British Airways deals on Dublin to Castletown flight tickets
British Airways
12 Sept
DUB06:30Dublin
5h 25m
1 stop
IOM11:55Castletown Ronaldsway
15 Sept
IOM09:45Castletown Ronaldsway
5h 35m
1 stop
DUB15:20Dublin
British Airways
12 Sept
DUB06:30Dublin
5h 25m
1 stop
IOM11:55Castletown Ronaldsway
15 Sept
IOM09:45Castletown Ronaldsway
5h 35m
1 stop
DUB15:20Dublin
British Airways
3 Sept
DUB10:50Dublin
7h 00m
2 stops
IOM17:50Castletown Ronaldsway
8 Sept
IOM09:45Castletown Ronaldsway
22h 00m
2 stops
DUB07:45Dublin

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 2 September 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

Fri 26/9

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Wed 1/10

17:20-18:10

Nonstop0h 50m

€73

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Thu 18/9

11:50-12:40

Nonstop0h 50m

Castletown Ronaldsway

Mon 22/9

17:20-18:10

Nonstop0h 50m

€73

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Thu 9/10

11:50-12:40

Nonstop0h 50m

Castletown Ronaldsway

Thu 9/10

17:20-18:05

Nonstop0h 45m

€74

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Wed 1/10

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Mon 6/10

13:10-14:00

Nonstop0h 50m

€78

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Fri 3/10

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Sun 5/10

17:20-18:10

Nonstop0h 50m

€84

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Thu 2/10

11:50-12:40

Nonstop0h 50m

Castletown Ronaldsway

Sat 4/10

17:20-18:10

Nonstop0h 50m

€90

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Wed 1/10

11:00-11:50

Nonstop0h 50m

Castletown Ronaldsway

Sun 5/10

17:20-18:10

Nonstop0h 50m

€91

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Sat 27/9

16:00-16:50

Nonstop0h 50m

Castletown Ronaldsway

Mon 29/9

17:20-18:10

Nonstop0h 50m

€106

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Thu 16/10

11:50-12:40

Nonstop0h 50m

Castletown Ronaldsway

Thu 16/10

17:15-20:55

1 stop3h 40m

€108

DublinCastletown

DUB - IOM

DUBIOM

Dublin

Thu 9/10

11:50-12:40

Nonstop0h 50m

Castletown Ronaldsway

Thu 9/10

17:15-20:55

1 stop3h 40m

€117

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, October 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 €61. If you aren’t able to travel to Castletown during the month of October, then flying in September is also cheap. Prices for this month can be found on momondo for an average of €77.

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

Our data shows that Saturday is the least expensive day to fly to Castletown. Tickets to fly out on this day can be as low as €103. On the other hand, Wednesday 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 €250.

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

The cheapest time of day to fly to Castletown is at midday when flights can be purchased for as low as €99. Flights in the morning are often more expensive, with an average ticket price of €194.

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 September 2025, prices for Dublin to Castletown flights are approximately 15% 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

Tue, Thu, 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 Tuesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights..
There is 1 airport near Castletown: Castletown Ronaldsway (IOM)
  • 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 €68Free CancellationRating
7.2
1,247 reviews
Search Aer Lingus flights
  • Aer Lingus Flights From Dublin to Castletown

    Aer Lingus flies from Dublin to Castletown around 12 times per week, with 1,247 momondo users rating the airline 7.2/10. The cheapest Aer Lingus deal from Dublin to Castletown in the last 72 hours was €80 (round-trip), much lower than the average airfare cost of €179 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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1 adult
Sun 7/9
Sun 14/9