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Cheap flights from Ireland to Donegal from €40

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Donegal departing on 23/2. 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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0 bags

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Find the cheapest flights from Ireland to Donegal

Recent return flight deals from Ireland to Donegal

Enter your travel dates to find the best prices.
Aer Lingus Logo
18:50 - 20:00
DUB
-
CFN
1h 10mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€77Aer Lingus
Fri, 20 Feb - Tue, 24 Feb
Aer Lingus Logo
11:35 - 12:35
DUB
-
CFN
1h 00mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€79Aer Lingus
Sun, 15 Feb - Wed, 25 Feb
Aer Lingus Logo
12:55 - 14:00
DUB
-
CFN
1h 05mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€80Aer Lingus
Mon, 16 Feb - Thu, 26 Feb
Aer Lingus Logo
11:35 - 12:35
DUB
-
CFN
1h 00mdirect
Aer Lingus Logo
10:00 - 10:55
CFN
-
DUB
0h 55mdirect
€100Aer Lingus
Sun, 15 Feb - Sun, 22 Feb
Aer Lingus Logo
12:55 - 14:00
DUB
-
CFN
1h 05mdirect
Aer Lingus Logo
10:00 - 10:55
CFN
-
DUB
0h 55mdirect
€101Aer Lingus
Mon, 16 Feb - Sun, 22 Feb
Aer Lingus Logo
11:35 - 12:35
DUB
-
CFN
1h 00mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€118Aer Lingus
Sun, 15 Feb - Fri, 27 Feb
Aer Lingus Logo
12:55 - 14:00
DUB
-
CFN
1h 05mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€119Aer Lingus
Mon, 16 Feb - Fri, 27 Feb
Aer Lingus Logo
12:55 - 14:00
DUB
-
CFN
1h 05mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€148Aer Lingus
Wed, 11 Mar - Wed, 18 Mar
Aer Lingus Logo
12:55 - 14:00
DUB
-
CFN
1h 05mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€149Aer Lingus
Fri, 13 Mar - Wed, 18 Mar
Aer Lingus Logo
12:55 - 14:00
DUB
-
CFN
1h 05mdirect
Aer Lingus Logo
14:30 - 15:30
CFN
-
DUB
1h 00mdirect
€150Aer Lingus
Tue, 3 Mar - Tue, 10 Mar

Aer Lingus flights from Ireland to Donegal

Our best Aer Lingus deals on Ireland to Donegal flight tickets
Aer Lingus
20 Feb
DUB18:50Dublin
1h 10m
CFN20:00Donegal
24 Feb
CFN14:30Donegal
1h 00m
DUB15:30Dublin
€77
Aer Lingus
9 Feb
DUB12:55Dublin
1h 05m
CFN14:00Donegal
10 Feb
CFN14:30Donegal
1h 00m
DUB15:30Dublin
€78
Aer Lingus
15 Feb
DUB11:35Dublin
1h 00m
CFN12:35Donegal
23 Feb
CFN14:30Donegal
1h 00m
DUB15:30Dublin
€79

momondo Fare Finder

 
Customise your flight search to find flights from Ireland 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 5 February 2026.
Use the filters below to find and compare flights from Ireland to Donegal that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Fri 20/2

18:50-20:00

Nonstop1h 10m

Donegal

Tue 24/2

14:30-15:30

Nonstop1h 00m

€77

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Sun 15/2

11:35-12:35

Nonstop1h 00m

Donegal

Wed 25/2

14:30-15:30

Nonstop1h 00m

€79

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Mon 16/2

12:55-14:00

Nonstop1h 05m

Donegal

Thu 26/2

14:30-15:30

Nonstop1h 00m

€80

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Sun 15/2

11:35-12:35

Nonstop1h 00m

Donegal

Sun 22/2

10:00-10:55

Nonstop0h 55m

€100

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Mon 16/2

12:55-14:00

Nonstop1h 05m

Donegal

Sun 22/2

10:00-10:55

Nonstop0h 55m

€101

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Sun 15/2

11:35-12:35

Nonstop1h 00m

Donegal

Fri 27/2

14:30-15:30

Nonstop1h 00m

€118

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Mon 16/2

12:55-14:00

Nonstop1h 05m

Donegal

Fri 27/2

14:30-15:30

Nonstop1h 00m

€119

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Wed 11/3

12:55-14:00

Nonstop1h 05m

Donegal

Wed 18/3

14:30-15:30

Nonstop1h 00m

€148

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Fri 13/3

12:55-14:00

Nonstop1h 05m

Donegal

Wed 18/3

14:30-15:30

Nonstop1h 00m

€149

DublinDonegal

DUB - CFN

DUBCFN

Dublin

Tue 3/3

12:55-14:00

Nonstop1h 05m

Donegal

Tue 10/3

14:30-15:30

Nonstop1h 00m

€150

Flights are sorted by cheapest return flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

See travel insights to Donegal from

How to get the cheapest flight ticket from Ireland 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 cheapest month to fly to Donegal?

In general, February is the cheapest month to fly from Ireland to Donegal. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €52. If you’re not able to fly to Donegal in February, then June is your next best option. Flight prices from Ireland to Donegal during June average around €63.

What is the cheapest Ireland to Donegal flight route?

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

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

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

Cheap Ireland to Donegal flight deals and tips

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

Fastest flight time

1h 05m

Direct flights

Mon, Tue, Wed, Thu and Sat

Airports in Donegal

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

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

    Prices for flights from Ireland to Donegal Airport were last updated today.

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

  • How old do you have to be to fly from Ireland to Donegal Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Donegal Airport.

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

    The travel and health documents you'll need for your trip to Donegal Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Donegal Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ireland to Donegal?

Best airlines flying from Ireland to Donegal

Compare and see reviews for airlines that fly from Ireland to Donegal with momondo
Airline
Rating
Free Cancellation
Price
Aer LingusPriceFrom €52Free CancellationRating
7.2
1,445 reviews
Search Aer Lingus flights

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 Ireland to Donegal?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ireland to Donegal for you.

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

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

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

Once all potential Ireland to Donegal flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Ireland to Donegal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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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