£47 Cheap Flights from Donegal (CFN) to Dublin (DUB)

Q: How much are return flights from Donegal to Dublin?

The best price we found for a return flight from Donegal to Dublin is £47. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Q: How long does it take to fly from Donegal to Dublin?

57 minutes is the average flight time from Donegal to Dublin.

Q: Which airlines fly direct from Donegal to Dublin?

Aer Lingus, Emerald Airlines and British Airways fly direct from Donegal to Dublin.

Q: How many flights are there a week from Donegal to Dublin?

As of May 2025, there are 50 flights per week flying from Donegal to Dublin.

Q: When is the cheapest time to fly from Donegal to Dublin?

The cheapest month to fly from Donegal to Dublin is usually May 2025.

Q: Which upcoming date is cheapest to fly from Donegal Airport to Dublin Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Donegal Airport to Dublin Airport on Tuesday, 20 May 2025 .

Q: Can I get a direct flight from Donegal Airport to Dublin Airport?

Yes – the average flight time is 57 minutes.

Q: How can I find the best flight deal to Dublin?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Dublin but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

Q: When is the best time to book flights to Dublin?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Dublin is around 40 days in advance, so don’t leave your flight to the last minute.

Q: Which is the cheapest airline to fly from Donegal Airport to Dublin with?

Currently, Aer Lingus offers the cheapest flight tickets to Dublin.

Compare Donegal to Dublin flight deals

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Flight deals from Donegal to Dublin

Looking for a cheap last-minute deal or the best return flight from Donegal to Dublin? Find the lowest prices on one-way and return tickets right here.

Dublin.£47 per passenger.Departing Tue, 20 May, returning Tue, 27 May.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Donegal on Tue, 20 May, arriving in Dublin.Inbound direct flight with Aer Lingus departs from Dublin on Tue, 27 May, arriving in Donegal.Price includes taxes and charges.From £47, select.

Dublin.£48 per passenger.Departing Tue, 3 Jun, returning Wed, 4 Jun.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Donegal on Tue, 3 Jun, arriving in Dublin.Inbound direct flight with Aer Lingus departs from Dublin on Wed, 4 Jun, arriving in Donegal.Price includes taxes and charges.From £48, select.

Dublin.£48 per passenger.Departing Mon, 26 May, returning Mon, 2 Jun.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Donegal on Mon, 26 May, arriving in Dublin.Inbound direct flight with Aer Lingus departs from Dublin on Mon, 2 Jun, arriving in Donegal.Price includes taxes and charges.From £48, select.

Dublin.£49 per passenger.Departing Sun, 8 Jun, returning Thu, 17 Jul.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Donegal on Sun, 8 Jun, arriving in Dublin.Inbound direct flight with Aer Lingus departs from Dublin on Thu, 17 Jul, arriving in Donegal.Price includes taxes and charges.From £49, select.

Dublin.£50 per passenger.Departing Tue, 2 Sep, returning Tue, 9 Sep.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Donegal on Tue, 2 Sep, arriving in Dublin.Inbound direct flight with Aer Lingus departs from Dublin on Tue, 9 Sep, arriving in Donegal.Price includes taxes and charges.From £50, select.

Dublin.£50 per passenger.Departing Fri, 18 Jul, returning Sun, 20 Jul.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Donegal on Fri, 18 Jul, arriving in Dublin.Inbound direct flight with Aer Lingus departs from Dublin on Sun, 20 Jul, arriving in Donegal.Price includes taxes and charges.From £50, select.

Dublin.£50 per passenger.Departing Mon, 11 Aug, returning Thu, 14 Aug.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Donegal on Mon, 11 Aug, arriving in Dublin.Inbound direct flight with Aer Lingus departs from Dublin on Thu, 14 Aug, arriving in Donegal.Price includes taxes and charges.From £50, select.

Dublin.£72 per passenger.Departing Thu, 31 Jul, returning Fri, 1 Aug.Return flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Donegal on Thu, 31 Jul, arriving in Dublin.Inbound direct flight with Aer Lingus departs from Dublin on Fri, 1 Aug, arriving in Donegal.Price includes taxes and charges.From £72, select.

Find the cheapest month to fly from Donegal to Dublin

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Donegal to Dublin flights are currently cheapest in May.

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Direct flights from Donegal to Dublin

Donegal to Dublin: Alternative routes

Compare routes from Donegal to Dublin below. You may find an airport to fly into that's cheaper, faster, or easier than Dublin.

Donegal to Dublin: Flight information

The things to know before you go.

Cheapest flight found	£47
Cheapest month to fly	May
Average flight time	57 mins
Most popular airline	Aer Lingus
Average flights per week	50

Finding cheap flights from Donegal to Dublin: Frequently asked questions

How much are return flights from Donegal to Dublin?

How long does it take to fly from Donegal to Dublin?

Which airlines fly direct from Donegal to Dublin?

How many flights are there a week from Donegal to Dublin?

When is the cheapest time to fly from Donegal to Dublin?

Which upcoming date is cheapest to fly from Donegal Airport to Dublin Airport on?

Can I get a direct flight from Donegal Airport to Dublin Airport?

How can I find the best flight deal to Dublin?

When is the best time to book flights to Dublin?

Which is the cheapest airline to fly from Donegal Airport to Dublin with?

Travelling from Donegal Airport (CFN) to Dublin Airport (DUB): what you need to know

Around 55 minutes is how long you can expect to be in the air on a direct flight from Donegal Airport to Dublin Airport.
Donegal and Dublin share the same timezone, UTC+0.
Take your pick of 40 weekly Donegal Airport to Dublin Airport flights. The 07:55 departure with Aer Lingus is the earliest you can take. Aer Lingus operates the latest service of the day at 13:15.
Arrive at the airport on time so you don't miss your CFN to DUB flight. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.
Travelling during a peak time such as July? Major public holidays and other high seasons can lead to longer queues and delays at airport checkpoints. Be extra cautious and get there up to four hours before an international flight and two hours before a domestic departure.
Aer Lingus has direct flights from Donegal Airport to Dublin Airport. Book with this popular carrier, then get ready to check out the sights in Dublin — and maybe even more of Ireland if you have time.
Aer Lingus is the airline most travellers choose to fly with on this route.
The most punctual carrier offering CFN to DUB flights is Aer Lingus. Its services land as scheduled 76.92% of the time.
If you want to explore another city along the way, look for a flight with a stopover. To see all your options for tickets from Donegal Airport to Dublin Airport, uncheck 'Direct flights only.' Glasgow International Airport is a sought-after stop between CFN and DUB.

How to find the cheapest flights from Donegal Airport (CFN) to Dublin Airport (DUB)

£24 is currently the best price for a one-way Donegal Airport to Dublin Airport flight. A return flight starts from £47. These prices can change depending on demand and availability.
To secure cheap tickets from CFN to DUB, book your journey six months before your departure date.
The cheapest month for flights from Donegal Airport to Dublin Airport is May. Use the 'Whole month' tool to see the lowest prices if you have a flexible travel schedule.
Spend less time searching for cheap flights from CFN to DUB by creating a Price Alert. You'll get an email or push notification on the app when a lower fare becomes available.
Select your preferred arrival and departure times, airlines and number of stops with the filters. Alternatively, sort your results by 'Cheapest' to find the best deals on flights from Donegal Airport to Dublin Airport.

Handy information about Donegal Airport (CFN)

Of the flights that depart from Donegal Airport, 76.92% arrive as scheduled at their destination.
To get to Donegal Airport from central Donegal, it takes around 1 hour 5 minutes if you're going by car. Of course, this depends on traffic conditions. It's approximately 45 miles from the airport to the city centre.
The trip on public transport usually takes 4 hours 10 minutes.
Need a convenient hotel near CFN? If you've booked an early flight from Donegal Airport to Dublin Airport, these accommodation options will put you moments from your departure gate:

Arriving at Dublin Airport (DUB)

The last thing you need is a long trip to your hotel if you're landing late on a Donegal Airport to Dublin Airport flight. Check in to one of these accommodation options near DUB instead:
Explore without limits with a Dublin Airport rental car. Pick up a set of wheels from Easirent, Budget or Carhire and venture far and wide through Dublin and beyond.
Secure the lowest price by booking your ride from Dublin Airport around two weeks before your departure date.

Getting from Dublin Airport (DUB) to central Dublin

Dublin Airport is roughly 13 miles from the centre of Dublin. Driving there takes about 30 minutes.
When travelling by public transport, expect a journey time of around 2 hours 10 minutes.

When to fly to Dublin Airport (DUB)

The quietest month for a flight from Donegal Airport to Dublin Airport is January, while August is the busiest. Pick the ideal time to go to Dublin based on whether you prefer a bustling atmosphere or a more laid-back vibe.
When booking your flight from Donegal Airport to Dublin Airport, consider the type of weather you enjoy. July is the warmest month in Dublin, with temperatures ranging from 10ºC (50ºF) to 20ºC (68ºF).
January has average temperatures of between 1ºC (34ºF) and 9ºC (48ºF). Look for cheap tickets from CFN to DUB sometime then if you want to travel when it's cooler.

Explore more of Ireland

Cork is just one of the many cities in Ireland waiting to be discovered after you've seen Dublin. Around 140 miles away to the south-west, popular attractions include Blarney Castle, Fota Wildlife Park and Titanic Experience Cobh.
If you're ready to explore another well-known destination in Ireland, consider Tallaght, roughly 6 miles south-west of Dublin. Church of the Incarnation, Fettercairn, 3 stuffed bears and Johnson & Perrott Fleet are the start of reasons to visit.