Cheap Flights from Killarney (KIR) to Donegal (CFN)

Popular airlines from Killarney (KIR-Kerry) to Donegal (CFN)

Frequently asked questions

How much does a flight from Kerry Airport (KIR) to Donegal Airport (CFN) cost?
Secure a cheap one-way flight or cheap return flight from Kerry Airport (KIR) to Donegal Airport (CFN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Kerry Airport (KIR) to Donegal Airport (CFN)?
The cheapest month to fly from KIR to CFN is , when there's less demand. Off-peak months are often when better flight deals are available between these airports.
What is the cheapest airline that flies from Kerry Airport (KIR) to Donegal Airport (CFN)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest KIR to CFN flight.
How many flights per day from Kerry Airport (KIR) to Donegal Airport (CFN)?
Nonstop flights from Kerry Airport (KIR) to Donegal Airport (CFN) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from KIR to CFN?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays tend to be the quietest.* However, this can change depending on the season, carrier and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kerry Airport (KIR) to Donegal Airport (CFN)?
To avoid possible delays on the Kerry Airport (KIR) to Donegal Airport (CFN) route, travel before 3 PM. Later departures are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kerry Airport (KIR) to Donegal Airport (CFN) last-minute?
Booking your plane ticket from KIR to CFN shortly before your trip is usually more expensive. But if you're flexible with your itinerary, you could bag a cheap last-minute fare.
Is it cheaper to book a KIR to CFN flight and hotel package?
Compared with arranging flights and hotels separately, booking a KIR to CFN flight and hotel package with Expedia could result in significant savings. Better still, having everything in one place takes the hassle out of travel planning. Just secure your flights and choose from our wide range of stays, then customize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Kerry Airport (KIR) to Donegal Airport (CFN)?
Typically, you're able to cancel or reschedule your KIR to CFN flight. However, additional charges may apply, especially if your booking was made over 24 hours ago. Double-check your itinerary for the airline's policies and fees on flight changes, or if you'd like further information, go to our Customer Service portal.

Travel information

Travel information

Origin airport
Kerry
Destination airport
Donegal
Distance
203 mi

Book with confidence

Book with confidence

Killarney to Donegal Flights

The cheapest times to fly from Killarney to Donegal

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Killarney to Donegal are during the month of . You can find some of the cheapest flights from Killarney to Donegal with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Killarney to Donegal

Sunday is one of the best days to book for cheap flights from Killarney to Donegal: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Killarney to Donegal

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Killarney to Donegal in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Killarney to Donegal flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Killarney to Donegal airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Killarney to Donegal Flights

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Explore a world of travel with Expedia

*Available to One Key members.