C$481 Cheap Flights from Cardiff (CWL) to Donegal (CFN)

Compare Cardiff to Donegal flight deals

Find the cheapest month or even day of the year to fly to Donegal

Book the best Donegal fare with no extra fees

Flight deals from Cardiff Airport to Donegal Airport

Looking for a cheap last-minute deal or the best return flight from Cardiff to Donegal? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Cardiff to Donegal

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Cardiff to Donegal flights are currently cheapest in October.

Cardiff to Donegal: Alternative routes

Compare routes from Cardiff to Donegal below. You may find an airport to fly into that's cheaper, faster, or easier than Donegal.

Cardiff to Donegal: Flight information

The things to know before you go.
Cheapest flight foundC$481
Cheapest month to flyOctober

Finding cheap flights from Cardiff to Donegal: Frequently asked questions

The best price we found for a return flight from Cardiff to Donegal is C$1,228. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Cardiff to Donegal. But we found flights with one or more stops from C$1,228.
As of March 2026, there are no flights flying from Cardiff to Donegal.
The cheapest month to fly from Cardiff to Donegal is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Cardiff Airport to Donegal Airport on Tuesday, March 17, 2026.
No airlines currently offer direct flights between Cardiff Airport and Donegal Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Donegal but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Donegal is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, KLM offers the cheapest flight tickets to Donegal.

Flying from Cardiff Airport (CWL) to Donegal Airport (CFN): what you need to know

  • Traveling during a popular month like June? Public holidays and other popular seasons can result in longer queues and delays at check-in and security. Play it safe and get there up to four hours ahead of international flights and two hours before domestic departures.

  • Choose a stopover if you'd love to break up your flight from Cardiff Airport to Donegal Airport. To see the options, just deselect 'Direct flights only.' Dublin Airport is a popular stopover on the CWL to CFN route.

  • To see whether you need a visa to enter Ireland, check with your airline and the local consulate or embassy. They'll give you the most up-to-date information, including additional documents you may need after booking your cheap ticket from CWL to CFN.

How to find the cheapest flights from Cardiff Airport (CWL) to Donegal Airport (CFN)

  • The best price we've found for a one-way ticket from Cardiff Airport to Donegal Airport is C$481. The cheapest price for a return flight is C$1,228. Remember that fares could change due to demand at the time of booking.

  • To pick up cheap flight tickets from CWL to CFN, book in advance. Airlines typically offer lower prices when flights are first released.

  • If you're flexible with your travel dates, try using the 'Whole month' search tool. It'll show you the cheapest price across each month when searching for a ticket from Cardiff Airport to Donegal Airport.

  • Set up a Price Alert for cheap flight tickets from CWL to CFN. You don't need to search every day to see if airfares have fallen. We'll tell you the moment the price changes.

  • Tailor your flights with filters. Choose your departure and arrival times, airlines and total journey duration. You can also sort the results by 'Cheapest,' 'Fastest' or 'Best' flights from Cardiff Airport to Donegal Airport.

Handy information about Cardiff Airport (CWL)

  • Traveling from central Cardiff to Cardiff Airport takes about 1 hour and 6 minutes by public transport. If you ride-share, drive or get a cab, you'll cover the 27 kilometres in 31 minutes or so, depending on traffic.

  • Have an early flight from Cardiff Airport to Donegal Airport? Avoid the stress of rushing to the terminal (and enjoy a little extra shut-eye) by picking one of these hotels near CWL:

Arriving at Donegal Airport (CFN)

  • If you have a late flight from Cardiff Airport to Donegal Airport, nothing tops the convenience of staying near the terminal. Grab your luggage from the carousel and then be showered and snoozing soon after at one of these hotels near CFN:

Getting from Donegal Airport (CFN) to central Donegal

  • Donegal Airport to central Donegal takes around 1 hour and 4 minutes in a car. It's approximately 72 kilometres away. Discover what options are available, such as cabs, car rentals or ride-sharing.

  • It takes around 4 hours and 10 minutes if you're using public transport.

When to fly to Donegal Airport (CFN)

  • The quietest month for a flight from Cardiff Airport to Donegal Airport is April, while July is the most popular. Choose the ideal time to go to Donegal based on whether you prefer a bustling atmosphere or a more laid-back vibe.

  • When reserving your flight from Cardiff Airport to Donegal Airport, consider the kind of weather you like. July is the warmest month in Donegal, with the temperature ranging from 9ºC to 20ºC.

  • January sees average temperatures of between 0ºC and 8ºC. Search for cheap flight tickets from CWL to CFN sometime then if you like traveling in cooler conditions.

More about Donegal

  • When it comes to looking for somewhere to lay your head, you can find the top stays in Donegal right here. Browse these options once you've booked your flight from CWL to CFN:

  • Donegal Castle and Abbey of the Four Masters (The Abbey) are just two of the major attractions to put on your Donegal must-do list. Keep the sightseeing going at Donegal Railway Heritage Centre.

Complete your Donegal trip with hotels and a car rental

  • Once you've secured your cheap ticket to Donegal Airport, discover the lowest prices and exclusive offers on hotels. You can also compare a range of car rental companies in one go to get the best car rental price for your Donegal vacation.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.