Cheap flights to County Donegal

View €45 flight on Tue, 7 Apr 2026Opens in a new window

Popular airlines to County Donegal

  • Aer Lingus

  • Loganair

  • British Airways

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Cheap round-trip flights to County Donegal

Prices were available within the past 7 days and start at €45 for one-way flights and €85 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Thu, 9 Apr - Sun, 12 Apr
DUB
Dublin
CFN
Donegal
€85 Return, just found
€85
Return
just found
Select Aer Lingus flight, departing Thu, 9 Apr from Dublin to Donegal, returning Sun, 12 Apr, priced at €85 just found
Aer Lingus
Mon, 6 Apr - Sat, 11 Apr
DUB
Dublin
CFN
Donegal
€102 Return, found 14 hours ago
€102
Return
found 14 hours ago
Select Aer Lingus flight, departing Mon, 6 Apr from Dublin to Donegal, returning Sat, 11 Apr, priced at €102 found 14 hours ago
Aer Lingus
Thu, 28 May - Sun, 31 May
DUB
Dublin
CFN
Donegal
€201 Return, found 3 days ago
€201
Return
found 3 days ago
Select Aer Lingus flight, departing Thu, 28 May from Dublin to Donegal, returning Sun, 31 May, priced at €201 found 3 days ago
Loganair
Sun, 24 May - Fri, 29 May
GLA
Glasgow
CFN
Donegal
€219 Return, found 1 day ago
€219
Return
found 1 day ago
Select Loganair flight, departing Sun, 24 May from Glasgow to Donegal, returning Fri, 29 May, priced at €219 found 1 day ago
Loganair
Fri, 15 May - Sun, 17 May
GLA
Glasgow
CFN
Donegal
€220 Return, found 3 days ago
€220
Return
found 3 days ago
Select Loganair flight, departing Fri, 15 May from Glasgow to Donegal, returning Sun, 17 May, priced at €220 found 3 days ago
Loganair
Fri, 15 May - Sun, 17 May
GLA
Glasgow
CFN
Donegal
€238 Return, found 4 hours ago
€238
Return
found 4 hours ago
Select Loganair flight, departing Fri, 15 May from Glasgow to Donegal, returning Sun, 17 May, priced at €238 found 4 hours ago
Loganair
Fri, 22 May - Fri, 29 May
GLA
Glasgow
CFN
Donegal
€255 Return, found 1 day ago
€255
Return
found 1 day ago
Select Loganair flight, departing Fri, 22 May from Glasgow to Donegal, returning Fri, 29 May, priced at €255 found 1 day ago
Aer Lingus
Mon, 6 Apr - Sat, 11 Apr
DUB
Dublin
CFN
Donegal
€260 Return, found 14 hours ago
€260
Return
found 14 hours ago
Select Aer Lingus flight, departing Mon, 6 Apr from Dublin to Donegal, returning Sat, 11 Apr, priced at €260 found 14 hours ago
Loganair
Sun, 24 May - Fri, 29 May
GLA
Glasgow
CFN
Donegal
€265 Return, found 1 day ago
€265
Return
found 1 day ago
Select Loganair flight, departing Sun, 24 May from Glasgow to Donegal, returning Fri, 29 May, priced at €265 found 1 day ago
Loganair
Fri, 15 May - Sun, 17 May
GLA
Glasgow
CFN
Donegal
€266 Return, found 3 days ago
€266
Return
found 3 days ago
Select Loganair flight, departing Fri, 15 May from Glasgow to Donegal, returning Sun, 17 May, priced at €266 found 3 days ago

Trending flights to County Donegal

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Thu, 9 Apr - Sun, 12 Apr
DUB
Dublin
CFN
Donegal
€85 Return, just found
€85
Return
just found
Select Aer Lingus flight, departing Thu, 9 Apr from Dublin to Donegal, returning Sun, 12 Apr, priced at €85 just found

Frequently asked questions

How do I find cheap flights to County Donegal that have flexible change policies?
Search for low-cost flights to County Donegal, then check the "No change fee" box under the "Flexible change policies" subheading. It's that easy. We get that travel plans can change and flexibility is important, so book with confidence with Expedia.
How can I find cheap tickets to County Donegal?
An effective strategy for scoring cheap fares is to be flexible with your dates. Start by searching for your flight to County Donegal, then click on the "flexible dates" link to see prices for nearby days. Another tip? Book well ahead of time. To give you an idea of costs, €85 was the best price for a flight to County Donegal in the last seven days.
How much is a flight to County Donegal?
One-way flights departing from Dublin (DUB) sold for as low as €45 in the last seven days. During this period, the cost of a return ticket to County Donegal ranged between €85 and €266. If you find a bargain, book as fast as you can — these prices don't stick around.
How much is a plane ticket to County Donegal?
Ticket prices varied from €85 to €266 over the last seven days. When you're ready to book, we'll be ready to help you find an amazing deal to County Donegal.
What is the best time to go to County Donegal?
Summer starts June 20 in the Northern Hemisphere, and these warmer months are an excellent time to visit the major County Donegal city of Letterkenny. Average temperatures vary between 10ºC and 18ºC across the season. The biggest crowds are found here in February, April and May.
What months are the cheapest to book a flight to County Donegal?
To secure a bargain flight to County Donegal, try to book during February when the price of airfares are at their cheapest. When do tickets cost the most? In the U.S, it's the month of December.

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About County Donegal

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About County Donegal

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