£37 Cheap Flights to County Donegal

View £37 flight on Sun, 13 Sept 2026Opens in a new window

Popular airlines to County Donegal

  • Aer Lingus

  • British Airways

  • Loganair

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Cheap round-trip flights to County Donegal

Prices were available within the past 7 days and start at £37 for one-way flights and £73 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Fri, 26 Jun - Mon, 29 Jun
DUB
Dublin
CFN
Donegal
£73 Return, found 13 hours ago
£73
Return
found 13 hours ago
Select Aer Lingus flight, departing Fri, 26 Jun from Dublin to Donegal, returning Mon, 29 Jun, priced at £73 found 13 hours ago
Aer Lingus
Thu, 4 Jun - Wed, 10 Jun
DUB
Dublin
CFN
Donegal
£73 Return, found 1 day ago
£73
Return
found 1 day ago
Select Aer Lingus flight, departing Thu, 4 Jun from Dublin to Donegal, returning Wed, 10 Jun, priced at £73 found 1 day ago
Aer Lingus
Sat, 30 May - Sat, 6 Jun
DUB
Dublin
CFN
Donegal
£87 Return, found 1 day ago
£87
Return
found 1 day ago
Select Aer Lingus flight, departing Sat, 30 May from Dublin to Donegal, returning Sat, 6 Jun, priced at £87 found 1 day ago
Aer Lingus
Sat, 30 May - Sat, 6 Jun
DUB
Dublin
CFN
Donegal
£88 Return, found 1 day ago
£88
Return
found 1 day ago
Select Aer Lingus flight, departing Sat, 30 May from Dublin to Donegal, returning Sat, 6 Jun, priced at £88 found 1 day ago
Aer Lingus
Fri, 29 May - Mon, 1 Jun
DUB
Dublin
CFN
Donegal
£101 Return, found 2 days ago
£101
Return
found 2 days ago
Select Aer Lingus flight, departing Fri, 29 May from Dublin to Donegal, returning Mon, 1 Jun, priced at £101 found 2 days ago
Aer Lingus
Fri, 29 May - Fri, 5 Jun
DUB
Dublin
CFN
Donegal
£101 Return, found 2 hours ago
£101
Return
found 2 hours ago
Select Aer Lingus flight, departing Fri, 29 May from Dublin to Donegal, returning Fri, 5 Jun, priced at £101 found 2 hours ago
Aer Lingus
Fri, 29 May - Fri, 5 Jun
DUB
Dublin
CFN
Donegal
£102 Return, found 2 hours ago
£102
Return
found 2 hours ago
Select Aer Lingus flight, departing Fri, 29 May from Dublin to Donegal, returning Fri, 5 Jun, priced at £102 found 2 hours ago
Aer Lingus
Thu, 28 May - Sun, 31 May
DUB
Dublin
CFN
Donegal
£108 Return, found 5 days ago
£108
Return
found 5 days ago
Select Aer Lingus flight, departing Thu, 28 May from Dublin to Donegal, returning Sun, 31 May, priced at £108 found 5 days ago
Loganair
Fri, 20 Nov - Sun, 22 Nov
GLA
Glasgow
CFN
Donegal
£201 Return, found 2 days ago
£201
Return
found 2 days ago
Select Loganair flight, departing Fri, 20 Nov from Glasgow to Donegal, returning Sun, 22 Nov, priced at £201 found 2 days ago
British Airways
Fri, 3 Jul - Sat, 11 Jul
LHR
London
CFN
Donegal
£360 Return, found 2 days ago
£360
Return
found 2 days ago
Select British Airways flight, departing Fri, 3 Jul from London to Donegal, returning Sat, 11 Jul, priced at £360 found 2 days ago
Book with confidence

Top tips for booking flights to County Donegal from UK

Get ready to fly to County Donegal

Prepare your luggage and book your flights to County Donegal with Expedia. We offer a seamless flight booking experience, with a wide range of County Donegal plane tickets to choose from. If you need help finding some of the best deals for cheap flights to County Donegal in 2026, we are always available to assist you. Book your flights to County Donegal today and let the adventure begin!

Find the best tickets to County Donegal

To find some of the best tickets to County Donegal in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to County Donegal or last-minute flights to County Donegal, you can filter and sort your search results, making it easy to find the ideal flight to County Donegal.

Airlines fly to County Donegal

There are 20 different airlines that fly to County Donegal including some of the most trusted names in the business. To book flights to County Donegal with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best County Donegal plane tickets.

Find the cheapest flights to County Donegal

By booking early you may find some of the best deals for County Donegal flights from the UK, including County Donegal direct flights. You can usually find affordable and cheap flights to County Donegal, whether one-way from £37 or round-trip from £73, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to County Donegal

Try searching for different County Donegal airports with Expedia to find some of the cheapest flights to County Donegal. Flights from Dublin (DUB) to Donegal (CFN) usually have the lowest price from £37.

Why book your flights to County Donegal with Expedia

Expedia offers great deals on County Donegal air fares from £37 to cater to every budget. Not only is Expedia one of the top platforms to book flights to County Donegal from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

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.

Loganair
Fri, 20 Nov - Sun, 22 Nov
GLA
Glasgow
CFN
Donegal
£201 Return, found 2 days ago
£201
Return
found 2 days ago
Select Loganair flight, departing Fri, 20 Nov from Glasgow to Donegal, returning Sun, 22 Nov, priced at £201 found 2 days ago

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, £73 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 £37 in the last seven days. During this period, the cost of a return ticket to County Donegal ranged between £73 and £360. If you find a bargain, book as fast as you can — these prices don't stick around.
When is the cheapest time to fly to County Donegal?
Take off to County Donegal earlier in the week and you'll usually be rewarded with lower-cost fares. Tuesday is typically the cheapest day to get on a plane, followed closely by Monday. If you're hoping to avoid the most expensive flights, stay away from Saturdays.
How much is a plane ticket to County Donegal?
Ticket prices varied from £73 to £360 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.

Book with confidence

Top tips for booking flights to County Donegal from UK

Get ready to fly to County Donegal

Prepare your luggage and book your flights to County Donegal with Expedia. We offer a seamless flight booking experience, with a wide range of County Donegal plane tickets to choose from. If you need help finding some of the best deals for cheap flights to County Donegal in 2026, we are always available to assist you. Book your flights to County Donegal today and let the adventure begin!

Find the best tickets to County Donegal

To find some of the best tickets to County Donegal in 2026, use Expedia's powerful search engine to compare dates and the different departure and arrival airports for your trip. Whether you're after direct flights to County Donegal or last-minute flights to County Donegal, you can filter and sort your search results, making it easy to find the ideal flight to County Donegal.

Airlines fly to County Donegal

There are 20 different airlines that fly to County Donegal including some of the most trusted names in the business. To book flights to County Donegal with your favourite airline, take a look at Expedia's flight listings and try out different dates to find some of the best County Donegal plane tickets.

Find the cheapest flights to County Donegal

By booking early you may find some of the best deals for County Donegal flights from the UK, including County Donegal direct flights. You can usually find affordable and cheap flights to County Donegal, whether one-way from £37 or round-trip from £73, with Expedia if you book your trip far enough in advance.

Find the best airports for cheap flights to County Donegal

Try searching for different County Donegal airports with Expedia to find some of the cheapest flights to County Donegal. Flights from Dublin (DUB) to Donegal (CFN) usually have the lowest price from £37.

Why book your flights to County Donegal with Expedia

Expedia offers great deals on County Donegal air fares from £37 to cater to every budget. Not only is Expedia one of the top platforms to book flights to County Donegal from the UK, it is also your one-stop shop for booking hotels, car rentals, and more.

 

*Prices and availability are subject to change. Additional terms apply.

Top tips for booking flights to County Donegal from UK

Travel information

County Donegal Flights Information

Airlines serving
Aer Lingus, Loganair, British Airways
Roundtrip price
from £73
County Donegal Flights Information

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