$675 Cheap Flights from New Orleans (MSY) to Donegal (CFN)

View $675 flight on Wed, Aug 27, 2025Opens in a new window

Popular airlines from Louis Armstrong New Orleans Intl. Airport (MSY) to Donegal (CFN)

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Cheap Flights from New Orleans to Donegal (MSY-CFN)

Prices were available within the past 7 days and start at $675 for one-way flights and $1,718 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Iberia
Mon, Aug 11 - Thu, Aug 14
MSY
New Orleans
CFN
Donegal
$1,718 Roundtrip, found 2 days ago
$1,718
Roundtrip
found 2 days ago
Select Iberia flight, departing Mon, Aug 11 from New Orleans to Donegal, returning Thu, Aug 14, priced at $1,718 found 2 days ago
Iberia
Mon, Aug 11 - Thu, Aug 14
MSY
New Orleans
CFN
Donegal
$1,722 Roundtrip, found 2 days ago
$1,722
Roundtrip
found 2 days ago
Select Iberia flight, departing Mon, Aug 11 from New Orleans to Donegal, returning Thu, Aug 14, priced at $1,722 found 2 days ago
Finnair
Mon, Aug 11 - Thu, Aug 14
MSY
New Orleans
CFN
Donegal
$1,723 Roundtrip, found 2 days ago
$1,723
Roundtrip
found 2 days ago
Select Finnair flight, departing Mon, Aug 11 from New Orleans to Donegal, returning Thu, Aug 14, priced at $1,723 found 2 days ago
Iberia
Mon, Aug 11 - Thu, Aug 14
MSY
New Orleans
CFN
Donegal
$1,727 Roundtrip, found 2 days ago
$1,727
Roundtrip
found 2 days ago
Select Iberia flight, departing Mon, Aug 11 from New Orleans to Donegal, returning Thu, Aug 14, priced at $1,727 found 2 days ago
Finnair
Mon, Aug 11 - Thu, Aug 14
MSY
New Orleans
CFN
Donegal
$1,728 Roundtrip, found 2 days ago
$1,728
Roundtrip
found 2 days ago
Select Finnair flight, departing Mon, Aug 11 from New Orleans to Donegal, returning Thu, Aug 14, priced at $1,728 found 2 days ago
Finnair
Mon, Aug 11 - Thu, Aug 14
MSY
New Orleans
CFN
Donegal
$1,732 Roundtrip, found 2 days ago
$1,732
Roundtrip
found 2 days ago
Select Finnair flight, departing Mon, Aug 11 from New Orleans to Donegal, returning Thu, Aug 14, priced at $1,732 found 2 days ago
Finnair
Mon, Aug 11 - Thu, Aug 14
MSY
New Orleans
CFN
Donegal
$1,733 Roundtrip, found 2 days ago
$1,733
Roundtrip
found 2 days ago
Select Finnair flight, departing Mon, Aug 11 from New Orleans to Donegal, returning Thu, Aug 14, priced at $1,733 found 2 days ago
Iberia
Mon, Aug 11 - Thu, Aug 14
MSY
New Orleans
CFN
Donegal
$1,751 Roundtrip, found 2 days ago
$1,751
Roundtrip
found 2 days ago
Select Iberia flight, departing Mon, Aug 11 from New Orleans to Donegal, returning Thu, Aug 14, priced at $1,751 found 2 days ago
Iberia
Mon, Aug 11 - Thu, Aug 14
MSY
New Orleans
CFN
Donegal
$1,755 Roundtrip, found 2 days ago
$1,755
Roundtrip
found 2 days ago
Select Iberia flight, departing Mon, Aug 11 from New Orleans to Donegal, returning Thu, Aug 14, priced at $1,755 found 2 days ago
JetBlue Airways
Mon, Aug 11 - Thu, Aug 14
MSY
New Orleans
CFN
Donegal
$1,768 Roundtrip, found 2 days ago
$1,768
Roundtrip
found 2 days ago
Select JetBlue Airways flight, departing Mon, Aug 11 from New Orleans to Donegal, returning Thu, Aug 14, priced at $1,768 found 2 days ago
Flights from New Orleans (MSY) to Donegal (CFN)
Origin airport
Louis Armstrong New Orleans Intl.
Destination airport
Donegal
Roundtrip price
$1,717
Distance
4238 mi

New Orleans to Donegal Flights

The cheapest times to fly from New Orleans 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 New Orleans to Donegal are during the month of August. You can find some of the cheapest flights from New Orleans to Donegal with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from New Orleans to Donegal

Sunday is one of the best days to book for cheap flights from New Orleans 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 New Orleans 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 New Orleans to Donegal in 2025. You can also book with separate airlines for your outbound and return journeys, from $675 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 New Orleans 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 New Orleans 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.

 

Frequently asked questions

How much does a flight from Louis Armstrong New Orleans Intl. Airport (MSY) to Donegal Airport (CFN) cost?
Lock in a cheap one-way flight from $675 or cheap return flight from $1,718 from Louis Armstrong New Orleans Intl. Airport (MSY) 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 Louis Armstrong New Orleans Intl. Airport (MSY) to Donegal Airport (CFN)?
Flying in August can help you save, as it's the cheapest month for flights between MSY and CFN. You'll usually find the lowest fares during the off-season.
What is the cheapest airline that flies from Louis Armstrong New Orleans Intl. Airport (MSY) to Donegal Airport (CFN)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest MSY to CFN flight.
How many flights per day from Louis Armstrong New Orleans Intl. Airport (MSY) to Donegal Airport (CFN)?
You'll need to book a flight with a layover when traveling from Louis Armstrong New Orleans Intl. Airport (MSY) to Donegal Airport (CFN). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from MSY to CFN?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can change based on a number of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Louis Armstrong New Orleans Intl. Airport (MSY) to Donegal Airport (CFN)?
To avoid potential delays on the Louis Armstrong New Orleans Intl. Airport (MSY) to Donegal Airport (CFN) route, aim to fly before 3 PM. Later flights have a 22% higher chance of being 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 Louis Armstrong New Orleans Intl. Airport (MSY) to Donegal Airport (CFN) last-minute?
Holding off until right before your break to book a ticket from MSY to CFN generally means paying more. While you may come across some last-minute offers, they're not always guaranteed. Allow some flexibility in your schedule to maximize your chances of landing a bargain.
Is it cheaper to book a MSY to CFN flight and hotel package?
Opting for a MSY to CFN flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Pick from our wide range of accommodations and then add activities, car rentals and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Louis Armstrong New Orleans Intl. Airport (MSY) to Donegal Airport (CFN)?
In most instances, you're able to reschedule or cancel your MSY to CFN flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you'd like more details, go to our Customer Service portal.

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*Available to One Key members.