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Cheap Flights to County Donegal | Popular Routes to County Donegal from HK$790

View HK$790 flight on Fri, 10 Jul 2026Opens in a new window

Popular airlines to County Donegal

  • Aer Lingus

  • British Airways

  • Loganair

  • Qatar Airways

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Cheap round-trip flights to County Donegal

Prices were available within the past 7 days and start at HK$790 for one-way flights and HK$1,650 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sun, 12 Jul - Mon, 13 Jul
DUB
Dublin
CFN
Donegal
HK$1,650 Return, found 1 day ago
HK$1,650
Return
found 1 day ago
Select Aer Lingus flight, departing Sun, 12 Jul from Dublin to Donegal, returning Mon, 13 Jul, priced at HK$1,650 found 1 day ago
Aer Lingus
Fri, 3 Jul - Fri, 10 Jul
DUB
Dublin
CFN
Donegal
HK$1,750 Return, found 1 day ago
HK$1,750
Return
found 1 day ago
Select Aer Lingus flight, departing Fri, 3 Jul from Dublin to Donegal, returning Fri, 10 Jul, priced at HK$1,750 found 1 day ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
CFN
Donegal
HK$3,682 Return, found 22 hours ago
HK$3,682
Return
found 22 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Donegal, returning Sun, 9 Aug, priced at HK$3,682 found 22 hours ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
CFN
Donegal
HK$3,703 Return, found 22 hours ago
HK$3,703
Return
found 22 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Donegal, returning Sun, 9 Aug, priced at HK$3,703 found 22 hours ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
CFN
Donegal
HK$3,741 Return, found 22 hours ago
HK$3,741
Return
found 22 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Donegal, returning Sun, 9 Aug, priced at HK$3,741 found 22 hours ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
CFN
Donegal
HK$3,743 Return, found 22 hours ago
HK$3,743
Return
found 22 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Donegal, returning Sun, 9 Aug, priced at HK$3,743 found 22 hours ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
CFN
Donegal
HK$3,752 Return, found 22 hours ago
HK$3,752
Return
found 22 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Donegal, returning Sun, 9 Aug, priced at HK$3,752 found 22 hours ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
CFN
Donegal
HK$3,812 Return, found 22 hours ago
HK$3,812
Return
found 22 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Donegal, returning Sun, 9 Aug, priced at HK$3,812 found 22 hours ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
CFN
Donegal
HK$3,923 Return, found 22 hours ago
HK$3,923
Return
found 22 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Donegal, returning Sun, 9 Aug, priced at HK$3,923 found 22 hours ago
Qatar Airways
Sun, 26 Jul - Sat, 1 Aug
HKG
Hong Kong SAR
CFN
Donegal
HK$9,626 Return, found 5 days ago
HK$9,626
Return
found 5 days ago
Select Qatar Airways flight, departing Sun, 26 Jul from Hong Kong SAR to Donegal, returning Sat, 1 Aug, priced at HK$9,626 found 5 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.

Qatar Airways
Sun, 26 Jul - Sat, 1 Aug
HKG
Hong Kong SAR
CFN
Donegal
HK$9,626 Return, found 5 days ago
HK$9,626
Return
found 5 days ago
Select Qatar Airways flight, departing Sun, 26 Jul from Hong Kong SAR to Donegal, returning Sat, 1 Aug, priced at HK$9,626 found 5 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, HK$1,650 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 HK$790 in the last seven days. During this period, the cost of a return ticket to County Donegal ranged between HK$1,650 and HK$9,626. 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 HK$1,650 to HK$9,626 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

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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