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Cheap flights from Dublin to Donegal from £23

DUB — CFN
18 Nov — 25 Nov1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Dublin to Donegal

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Donegal

Fri 20/1112:55 -
Nonstop1h 05m
Sun 22/1114:30 -
Nonstop0h 55m
Deal found 15/10£23
Tue 24/1112:55 -
Nonstop1h 05m
Fri 27/1107:55 -
Nonstop0h 55m
Deal found 19/10£65
Wed 18/1118:50 -
Nonstop1h 10m
Fri 20/1114:30 -
Nonstop1h 00m
Deal found 19/10£66
Sat 14/1112:55 -
Nonstop1h 05m
Fri 20/1114:30 -
Nonstop1h 00m
Deal found 17/10£72
Sun 15/1118:50 -
Nonstop1h 10m
Sun 22/1119:15 -
1 stop13h 35m
Deal found 18/10£158
Sat 14/1120:00 -
2 stops22h 45m
Sat 21/1114:30 -
Nonstop1h 00m
Deal found 17/10£203
Sat 14/1120:00 -
2 stops22h 45m
Fri 20/1107:55 -
Nonstop0h 55m
Deal found 17/10£204
Fri 20/1112:55 -
Nonstop1h 05m
Sun 22/1119:15 -
1 stop22h 05m
Deal found 15/10£209
Wed 18/1111:30 -
1 stop3h 45m
Fri 20/1107:55 -
Nonstop0h 55m
Deal found 19/10£221
Thu 29/1018:50 -
Nonstop1h 10m
Sun 1/1119:15 -
1 stop4h 10m
Deal found 18/10£229

Find flight deals from Dublin to Donegal

Round-trip from

£23

Popular in

August

Cheapest in

November

Average price

£67

Good round-trip deal

£70 or less
Aer Lingus
  • Aer Lingus
  • 20/11-22/11
  • Nonstop
  • 2h 00m total
  • Dublin to Donegal
Search Deals
Highest demand for flights based on searches. 17% potential increase in price (£13 potential increase over avg. return price).
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Cheapest flight prices on average. 9% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2026
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Price to beat on a round-trip flight from Dublin to Donegal.
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Cheapflights Fare Finder

 
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 Dublin - CFN Donegal

DUBCFN

Dublin

Fri 20/11

12:55-14:00

Nonstop1h 05m

Donegal

Sun 22/11

14:30-15:25

Nonstop0h 55m

£23

DublinDonegal

DUB Dublin - CFN Donegal

DUBCFN

Dublin

Thu 5/11

18:50-20:00

Nonstop1h 10m

Donegal

Wed 31/12

00:00-00:00

Nonstop0h 00m

£35
Fastest return journey

DublinDonegal

DUB Dublin - CFN Donegal

DUBCFN

Dublin

Mon 23/11

12:55-14:00

Nonstop1h 05m

Donegal

Wed 31/12

00:00-00:00

Nonstop0h 00m

£35

DublinDonegal

DUB Dublin - CFN Donegal

DUBCFN

Dublin

Tue 24/11

12:55-14:00

Nonstop1h 05m

Donegal

Fri 27/11

07:55-08:50

Nonstop0h 55m

£65

DublinDonegal

DUB Dublin - CFN Donegal

DUBCFN

Dublin

Thu 19/11

12:55-14:00

Nonstop1h 05m

Donegal

Fri 20/11

07:55-08:50

Nonstop0h 55m

£72

DublinDonegal

DUB Dublin - CFN Donegal

DUBCFN

Dublin

Sat 14/11

18:50-20:00

Nonstop1h 10m

Donegal

Sat 21/11

07:55-08:50

Nonstop0h 55m

£72

DublinDonegal

DUB Dublin - CFN Donegal

DUBCFN

Dublin

Sun 15/11

12:55-14:00

Nonstop1h 05m

Donegal

Sun 22/11

14:30-15:25

Nonstop0h 55m

£72

DublinDonegal

DUB Dublin - CFN Donegal

DUBCFN

Dublin

Sat 14/11

12:55-14:00

Nonstop1h 05m

Donegal

Fri 20/11

14:30-15:30

Nonstop1h 00m

£72

DublinDonegal

DUB Dublin - CFN Donegal

DUBCFN

Dublin

Sun 15/11

18:50-20:00

Nonstop1h 10m

Donegal

Sun 22/11

19:15-08:50

1 stop13h 35m

£158

DublinDonegal

DUB Dublin - CFN Donegal

DUBCFN

Dublin

Sat 14/11

20:00-18:45

2 stops22h 45m

Donegal

Fri 20/11

07:55-08:50

Nonstop0h 55m

£204

Flights are sorted by cheapest return flights first.

Deals found on 18/10

Showing 1-10 of 12 resultsSorted by cheapest first
1
2

Best time to book a flight from Dublin to Donegal

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

Cheapflights Insights

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

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

Currently, November is the cheapest month in which you can book a flight from Dublin to Donegal (average of £50). Flying from Dublin to Donegal in August is currently the most expensive (average of £152). 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 DUB to CFN?

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

Reviews of airlines servicing Donegal

Get a feel of what it's like to fly with Aer Lingus from Dublin to Donegal 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
1,845 reviews
Check prices

Comfort

7.2

Food

6.7

Entertainment

7.0

Overall

7.3

Boarding

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.
Aer Lingus
7.3
Good
1,845 reviews
Aer Lingus
7.3
Good
1,845 reviews
Check prices

Comfort

7.2

Food

6.7

Entertainment

7.0

Overall

7.3

Boarding

7.5

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Karin,Oct 2026

DUB - MCO

Food could have been better. The chicken and rice dish was excellent. Not sure about the salads. And the pizza was horrible was lukewarm and had way too much dough. Staff was mixed. Some staff didn’t seem like they wanted to be there.

Related info for your journey

  • How popular is this Dublin to Donegal flight route?

    The Dublin to Donegal flight path was viewed by 1 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 Dublin to Donegal?

    There are many flights that can get you from Dublin to Donegal in 1h 05m. Fly via Aer Lingus to get the fastest option. Airlines will cover a distance of 140 mi. Generally, flights for this route are direct.

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

    Aer Lingus, at £66, was found to be the cheapest airline from Dublin to Donegal.. This flight start at 19% lower than the current average price 3 months from now.

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

    The top 3 most reliable airlines when flying from Dublin to Donegal are Qatar Airways (0%), Aer Lingus (0%) and Emerald Airlines (0%).

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Dublin to Donegal (average of £50). Flying from Dublin to Donegal in August is currently the most expensive (average of £152). 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 Donegal?

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

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Dublin to Donegal

AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£66Average£70FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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

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