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Cheap flights from Dublin to Donegal from €38

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 Donegal departing on 13/7. 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
1 adult, Economy, 0 bags

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Find the cheapest flights from Dublin to Donegal

Cheap return flights

Enter your travel dates to find the best prices.
Aer Lingus Logo
12:55 - 14:00
DUB
-
CFN
1h 05mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€78Aer Lingus
Mon, 10 Aug - Mon, 17 Aug
Aer Lingus Logo
18:50 - 20:00
DUB
-
CFN
1h 10mdirect
Aer Lingus Logo
07:55 - 08:50
CFN
-
DUB
0h 55mdirect
€79Aer Lingus
Mon, 27 Jul - Thu, 6 Aug
Aer Lingus Logo
18:50 - 20:00
DUB
-
CFN
1h 10mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€80Aer Lingus
Fri, 24 Jul - Sat, 25 Jul
Aer Lingus Logo
12:55 - 14:00
DUB
-
CFN
1h 05mdirect
Aer Lingus Logo
07:55 - 08:50
CFN
-
DUB
0h 55mdirect
€82Aer Lingus
Wed, 22 Jul - Fri, 24 Jul
Aer Lingus Logo
18:50 - 20:00
DUB
-
CFN
1h 10mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€83Aer Lingus
Fri, 17 Jul - Mon, 20 Jul
Aer Lingus Logo
18:50 - 20:00
DUB
-
CFN
1h 10mdirect
Aer Lingus Logo
07:55 - 08:50
CFN
-
DUB
0h 55mdirect
€85Aer Lingus
Fri, 31 Jul - Sun, 23 Aug
Multiple Airlines Logo
06:15 - 18:45
DUB
-
CFN
12h 30m
1 stop
Multiple Airlines Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€233Multiple Airlines
Sun, 19 Jul - Thu, 23 Jul
Multiple Airlines Logo
18:50 - 20:00
DUB
-
CFN
1h 10mdirect
Multiple Airlines Logo
19:15 - 22:55
CFN
-
DUB
3h 40m
1 stop
€248Multiple Airlines
Sun, 2 Aug - Sun, 9 Aug
Multiple Airlines Logo
18:50 - 20:00
DUB
-
CFN
1h 10mdirect
Multiple Airlines Logo
15:55 - 23:00
CFN
-
DUB
7h 05m
1 stop
€253Multiple Airlines
Sat, 1 Aug - Sat, 8 Aug
Multiple Airlines Logo
12:55 - 14:00
DUB
-
CFN
1h 05mdirect
Multiple Airlines Logo
19:15 - 07:50
CFN
-
DUB
12h 35m
2 stops
€260Multiple Airlines
Sun, 2 Aug - Sun, 9 Aug

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Aer Lingus flights from Dublin to Donegal

Our best Aer Lingus deals on Dublin to Donegal flight tickets
Aer Lingus
10 Aug
DUB12:55Dublin
1h 05m
CFN14:00Donegal
17 Aug
CFN14:30Donegal
1h 00m
DUB15:30Dublin
€78
Aer Lingus
27 Jul
DUB18:50Dublin
1h 10m
CFN20:00Donegal
6 Aug
CFN07:55Donegal
0h 55m
DUB08:50Dublin
€79
Aer Lingus
24 Jul
DUB18:50Dublin
1h 10m
CFN20:00Donegal
25 Jul
CFN14:30Donegal
1h 00m
DUB15:30Dublin
€80

momondo Fare Finder

 
Customise your flight search to find flights from Dublin to Donegal 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 7 July 2026.
Use the filters below to find and compare flights from Dublin to Donegal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Mon 10/8

12:55-14:00

Nonstop1h 05m

Donegal

Mon 17/8

14:30-15:30

Nonstop1h 00m

€78

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Mon 27/7

18:50-20:00

Nonstop1h 10m

Donegal

Thu 6/8

07:55-08:50

Nonstop0h 55m

€79

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Fri 24/7

18:50-20:00

Nonstop1h 10m

Donegal

Sat 25/7

14:30-15:30

Nonstop1h 00m

€80
Fastest return journey

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Wed 22/7

12:55-14:00

Nonstop1h 05m

Donegal

Fri 24/7

07:55-08:50

Nonstop0h 55m

€82

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Fri 17/7

18:50-20:00

Nonstop1h 10m

Donegal

Mon 20/7

14:30-15:30

Nonstop1h 00m

€83

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Fri 31/7

18:50-20:00

Nonstop1h 10m

Donegal

Sun 23/8

07:55-08:50

Nonstop0h 55m

€85

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Sun 19/7

06:15-18:45

1 stop12h 30m

Donegal

Thu 23/7

14:30-15:30

Nonstop1h 00m

€233

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Sun 2/8

18:50-20:00

Nonstop1h 10m

Donegal

Sun 9/8

19:15-22:55

1 stop3h 40m

€248

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Sat 1/8

18:50-20:00

Nonstop1h 10m

Donegal

Sat 8/8

15:55-23:00

1 stop7h 05m

€253

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Sun 2/8

12:55-14:00

Nonstop1h 05m

Donegal

Sun 9/8

19:15-07:50

2 stops12h 35m

€260

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Donegal from

How to get the cheapest flight ticket from Dublin to Donegal

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 typical price of a round-trip flight between Dublin and Donegal?

What is the cheapest month to fly to Donegal?

In general, November is the cheapest month to fly from Dublin to Donegal. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €0. If you’re not able to fly to Donegal in November, then January is your next best option. Flight prices from Dublin to Donegal during January average around €80.

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

Our data shows that Thursday is the least expensive day to fly to Donegal. Tickets to fly out on this day can be as low as €85. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Donegal on Friday is €177.

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

Our most recent data shows that the best time of day to fly to Donegal is in the morning. Flights from Dublin to Donegal during this time can be as low as €93. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are €177 on average. Flights to Donegal from Dublin in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Dublin to Donegal flight route?

Fly from Dublin to Donegal for the best Dublin - Donegal flight prices

What cabin class options are available on Dublin to Donegal flights?

There is only 1 cabin class available to choose from on Dublin to Donegal 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 Donegal flight prices changed over time?

When to book flights from Dublin to Donegal

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

Cheap Dublin to Donegal (DUB to CFN) flight deals and tips

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

Fastest flight time

1h 05m

Direct flights

Tue, Thu and Sat

Airports in Donegal

1 airport
The fastest flight from Dublin to Donegal takes 1h 05m
Direct flights go from Dublin to Donegal on Tuesday, Thursday and Saturday. There are no airlines offering direct flights..
There is 1 airport in Donegal. From Dublin there are direct flights to Donegal (CFN).
Search flight deals

Frequently asked questions about flying from Dublin to Donegal

  • How far is Dublin to Donegal by plane?

    A flight from Dublin to Donegal will travel around 189.1 km. In terms of flight time, this usually takes a little over 1h 05m.

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

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

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

  • How old do you have to be to fly from Dublin Airport to Donegal 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 Donegal Airport.

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

    The travel and health documents required for your trip to Donegal 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 Donegal 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 Donegal?

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

Best airlines flying from Dublin to Donegal

Compare and see reviews for airlines that fly from Dublin to Donegal with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom €70Free CancellationRating
7.3
1,648 reviews
Search Aer Lingus flights

  • Aer Lingus Flights From Dublin to Donegal

    The lowest priced Aer Lingus flight from Dublin to Donegal from the last 72 hours was €70. Generally, Aer Lingus has 14 flights on this route every week with an average price of €106. Aer Lingus is rated 7.3/10 by our users.

Travelling to a place near Donegal?

Book flights to Donegal if you plan to visit one of these locations
Letterkenny
Bundoran
Killybegs

Why use momondo?

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

Finding the right flight to Donegal from Dublin is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Donegal quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to Donegal from Dublin which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Dublin to Donegal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes momondo offers price alerts on flights to Donegal from Dublin. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Donegal trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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