A marina with various boats docked, surrounded by a grassy landscape and hills in the background.

Cheap flights to County Donegal

View €38 flight on Mon, 26 Oct 2026Opens in a new window

Popular airlines to County Donegal

  • British Airways

  • Aer Lingus

  • Loganair

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Cheap round-trip flights to County Donegal

Prices were available within the past 7 days and start at €38 for one-way flights and €80 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Aer Lingus
Aer Lingus
Aer Lingus
Aer Lingus
Aer Lingus
Aer Lingus
Loganair
British Airways
Turkish Airlines

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

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, €80 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 €38 in the last seven days. During this period, the cost of a return ticket to County Donegal ranged between €80 and €1,217. 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 €80 to €1,217 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

Expedia offers flights to County Donegal to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to County Donegal or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About County Donegal

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