
Popular airlines to Donegal
- British Airways
British Airways
- Aer Lingus
Aer Lingus
- Loganair
Loganair
- KLM
KLM
- easyJet
easyJet
- Qatar Airways
Qatar Airways
- Plan, book, fly with confidence
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How much is the cheapest flight to Donegal?
Prices were available within the past 7 days and start at $35 for one-way flights and $72 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.





Tips to find the cheapest flights to Donegal
The cheapest day to fly
Get started finding a cheap flight to Donegal on Expedia by either choosing a deal on this page or entering into the search bar your travel dates, origin airport, and whether you want roundtrip or one-way airfare. You can filter for flexibility, number of stops, airline, and departure/arrival times to find the best flight for you.
The cheapest month to fly
July is the cheapest month to fly to Donegal. This coincides with the low season when fewer people travel. Whichever month you travel in, though, be sure to book at least a month in advance if you want to score cheap tickets to Donegal. ARC's data shows that domestic flights booked 28 days or more before departure are typically 24% cheaper than those booked last minute.
The most affordable time to book a flight
Typically, a Sunday can be the cheapest time to book a flight to Donegal, according to ARC’s data. On average, you could save between 6% and 13% by booking on a Sunday instead of a Friday, which is the most expensive day to make a reservation.
The cheapest round-trip tickets to Donegal
The lowest price for round-trip flights to Donegal in 2025 starts from from $72, while one-way tickets start from from $35. Expedia's effective search tool is one of the best ways to find a budget airfare. Simply enter your dates, and within seconds, it'll show you a vast selection of the cheapest flights to Donegal. If you have a preferred departure time or airline, you can use the handy filters to customize your search.
The cheapest airlines flying to Donegal
Aer Lingus, British Airways, American Airlines are just some of the airlines that can typically offer cheap tickets to Donegal. You can find their most affordable flights by using the “airline” search filter and then sorting prices from low to high. As a trusted partner of the world's leading airlines, Expedia offers you some of the best airfare deals to Donegal and countless more destinations worldwide.
The most affordable airports to fly into
To view the cheapest airports to fly into for Donegal, simply order your search results from lowest to highest price. Expedia's search tool compares flight prices for all airports close to your destination, so you don't have to manually search them one by one to find the cheapest flight to Donegal. If you have a preferred place to fly into, take advantage of the “arrival airport” filter to narrow down your search on Expedia.
Save with a package
With Expedia's amazing package deals, you could save hundreds of dollars by booking your Donegal plane tickets together with your accommodations, car rental, or activities. Just select the search wizard's “package” option to view some of the cheapest deals. Look out for the green savings label to see how much you're saving.
Date flexibility for the cheapest flights to Donegal
If you can be flexible with your travel dates, it's a good idea to broaden your search by comparing prices on different days. This will open up more options, meaning you could uncover a less expensive flight to Donegal.
Stopover savings
The cheapest tickets to Donegal are sometimes those with a stopover. Book one of these flights, and you'll change planes at an airport en route to Donegal. While the overall travel time might be longer than a non-stop flight, you may decide it's worth it for the money saved.
Get Expedia's Price Drop Protection
Price Drop Protection means that if your flight gets cheaper after booking, you'll be credited the difference*. This gives you peace of mind that you're getting one of the cheapest flights to Donegal for your chosen departure. Expedia's Price Drop Protection is available for a small fee but is free to One Key Gold and Platinum tier members.
*Terms apply.
Use our Price Tracking feature
Expedia's Price Tracking feature is another great tool that removes the guesswork from finding cheap flights to Donegal. Simply download the free Expedia app to your smart device and activate Donegal flight price alerts for your travel dates. There's even a price predictor tool that uses historical data to indicate the best time to book, giving you peace of mind that you'll nab the lowest prices.
Book with Expedia
As well as Price Drop Protection and Price Tracking, Expedia's close partnership with a vast selection of the world's leading airlines means you're sure to find cheap flights to Donegal. Plus, the One Key rewards program lets you earn real cash rewards on most bookings that you can use to save money on future trips. Best of all, it's free to join, and members often unlock exclusive discounts, too.
Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.
Frequently asked questions
Destination airport | Donegal |
Destination airport IATA code | CFN |
Destination city name | Donegal |
Roundtrip price | $72 |
Get up to 100% off your flight to Donegal when booking a Flight + Hotel
Trending flights to Donegal
Prices were available within the past 7 days and start at $35 for one-way flights and $72 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

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Lodging
- Family Hotels in County Donegal
- Resorts & Hotels with Spas in County Donegal
- Historic Hotels in County Donegal
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- B&B in County Donegal
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- Cottages in County Donegal
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- Hotels on the Lake in County Donegal
- Fishing Resorts & in County Donegal
- Golf Hotels in County Donegal
- County Donegal Hotels
- Pet-friendly Hotels in County Donegal
- Vacation Homes in County Donegal
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- Oceanfront Hotels in County Donegal
- Hotels with Balconies in County Donegal
- Hotels with Air Conditioning in County Donegal
- Green Hotels in County Donegal
- Hotels with Laundry Facilities in County Donegal
- Hotels near Donegal Castle
- Hotels near Daniel O'Donnell Museum
- Laghy Hotels
- Lough Eske Hotels
- Hotels near Donegal Golf Club
- Hotels near Ardnamona Gardens
- Ballintra Hotels
- Milltown Hotels
- Frosses Hotels
- Inver Hotels
- Cottages in Inver
- Hotels near Franciscan Friary
- Rossnowlagh Hotels
- Golf Hotels in Rossnowlagh
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- Hotels near Rossnowlagh Beach
- Hotels near Diamond Obelisk
- Hotels with Suites in County Donegal
- Town Houses in County Donegal
- B&B in Laghy
- Beach Hotels in Rossnowlagh
- Waterpark Hotels in County Donegal
- Mountcharles Hotels
- Letterbarrow Hotels
- Winterhill Hotels
- Chalets in Frosses
- Hotels & Resorts for Couples in County Donegal
- Adults Only Resorts & in County Donegal
- Hotels with Connecting Rooms in County Donegal
- Lodges in Birra
- Drumnakilly Hotels
- Rainforest & Jungle Hotels in County Donegal
- Winery Hotels in County Donegal
- Hotels with Bars in County Donegal
- Farmstay in Gortaward
- B&B in Inver
- Residences in Birra
Packages
- Visit County Donegal
- County Donegal Vacations
- Diamond Obelisk
- Donegal Castle
- O'Donnel's Castle
- Daniel O'Donnell Museum
- Donegal Bay Waterbus
- Visit Laghy
- Visit Mullinasole
- Visit Letterbarrow
- Ardnamona Gardens
- Visit Ballintra
- Ballintra Vacations
- Visit Milltown
- Visit Frosses
- Visit Inver
- Inver Vacations
- Franciscan Friary
- Visit Rossnowlagh
- Rossnowlagh Vacations
- Donegal Golf Club