$338 Cheap Flights from New Orleans (MSY) to Dublin (DUB)

View $338 flight on Wed, Oct 15, 2025Opens in a new window

Popular airlines from Louis Armstrong New Orleans Intl. Airport (MSY) to Dublin Airport (DUB)

Find available prices by choosing your travel dates.

Cheap Flights from New Orleans to Dublin (MSY-DUB)

Prices were available within the past 7 days and start at $338 for one-way flights and $532 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

JetBlue Airways
Sat, Oct 18 - Mon, Oct 20
MSY
New Orleans
DUB
Dublin
$532 Roundtrip, found 13 hours ago
$532
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Sat, Oct 18 from New Orleans to Dublin, returning Mon, Oct 20, priced at $532 found 13 hours ago
JetBlue Airways
Thu, Oct 16 - Mon, Oct 20
MSY
New Orleans
DUB
Dublin
$538 Roundtrip, found 13 hours ago
$538
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Thu, Oct 16 from New Orleans to Dublin, returning Mon, Oct 20, priced at $538 found 13 hours ago
JetBlue Airways
Wed, Oct 15 - Mon, Oct 20
MSY
New Orleans
DUB
Dublin
$552 Roundtrip, found 13 hours ago
$552
Roundtrip
found 13 hours ago
Select JetBlue Airways flight, departing Wed, Oct 15 from New Orleans to Dublin, returning Mon, Oct 20, priced at $552 found 13 hours ago
United
Wed, Feb 18 - Wed, Feb 25
MSY
New Orleans
DUB
Dublin
$557 Roundtrip, found 2 days ago
$557
Roundtrip
found 2 days ago
Select United flight, departing Wed, Feb 18 from New Orleans to Dublin, returning Wed, Feb 25, priced at $557 found 2 days ago
JetBlue Airways
Sat, Oct 11 - Mon, Oct 20
MSY
New Orleans
DUB
Dublin
$558 Roundtrip, found 3 days ago
$558
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Sat, Oct 11 from New Orleans to Dublin, returning Mon, Oct 20, priced at $558 found 3 days ago
Air Canada
Tue, Mar 10 - Wed, Mar 18
MSY
New Orleans
DUB
Dublin
$563 Roundtrip, found 1 day ago
$563
Roundtrip
found 1 day ago
Select Air Canada flight, departing Tue, Mar 10 from New Orleans to Dublin, returning Wed, Mar 18, priced at $563 found 1 day ago
British Airways
Tue, Mar 3 - Tue, Mar 10
MSY
New Orleans
DUB
Dublin
$571 Roundtrip, found 3 days ago
$571
Roundtrip
found 3 days ago
Select British Airways flight, departing Tue, Mar 3 from New Orleans to Dublin, returning Tue, Mar 10, priced at $571 found 3 days ago
Delta
Tue, Mar 3 - Tue, Mar 10
MSY
New Orleans
DUB
Dublin
$572 Roundtrip, found 3 days ago
$572
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Mar 3 from New Orleans to Dublin, returning Tue, Mar 10, priced at $572 found 3 days ago
Iberia
Sun, Nov 9 - Thu, Nov 20
MSY
New Orleans
DUB
Dublin
$572 Roundtrip, found 9 hours ago
$572
Roundtrip
found 9 hours ago
Select Iberia flight, departing Sun, Nov 9 from New Orleans to Dublin, returning Thu, Nov 20, priced at $572 found 9 hours ago
American Airlines
Sun, Nov 9 - Thu, Nov 20
MSY
New Orleans
DUB
Dublin
$572 Roundtrip, found 9 hours ago
$572
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Sun, Nov 9 from New Orleans to Dublin, returning Thu, Nov 20, priced at $572 found 9 hours ago
Flights from New Orleans (MSY) to Dublin (DUB)
Origin airport
Louis Armstrong New Orleans Intl.
Destination airport
Dublin
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, Austrian Airlines, British Airways, Brussels Airlines, Delta, Finnair, Iberia, Icelandair, JetBlue Airways, KLM, Lufthansa, Scandinavian Airlines, TAP Portugal, United
Roundtrip price
$532
Distance
4347 mi

New Orleans to Dublin Flights

The cheapest times to fly from New Orleans to Dublin

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 Dublin are during the month of October. You can find some of the cheapest flights from New Orleans to Dublin with Expedia's search tool and vast selection of airlines.

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

Sunday is one of the best days to book for cheap flights from New Orleans to Dublin: 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 Dublin

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 Dublin in 2025. You can also book with separate airlines for your outbound and return journeys, from $338 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 Dublin 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 Dublin 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 Dublin Airport (DUB) cost?
Discover the latest flight deals from MSY to DUB by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from MSY to DUB?
The cheapest flights from MSY to DUB are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from MSY to DUB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from MSY to DUB. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Louis Armstrong New Orleans Intl. Airport (MSY) to Dublin Airport (DUB)?
You’ll have to book a flight with a layover if you’re traveling from Louis Armstrong New Orleans Intl. Airport (MSY) to Dublin Airport (DUB). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from MSY to DUB?
You’ll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*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 Dublin Airport (DUB)?
To touch down at Dublin Airport (DUB) without delays, choose a flight that leaves from Louis Armstrong New Orleans Intl. Airport (MSY) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Dublin Airport (DUB) last-minute?
Last-minute fares from MSY to DUB are generally more expensive. For the lowest prices, start searching for flights as early as possible. That said, if you’re flexible with your travel plans, it’s possible to score a cheap fare just before your departure.
Is it cheaper to book a MSY to DUB flight and hotel package?
Compared with arranging flights and hotels separately, booking a MSY to DUB flight and hotel package with Expedia could lead to significant savings. What’s more, having everything in one easy place takes the hassle out of travel planning. Just secure your flights and choose from our extensive range of hotels, then tailor your trip with other add-ons like tours and car rentals.
Can I cancel or change the date of my flight from Louis Armstrong New Orleans Intl. Airport (MSY) to Dublin Airport (DUB)?
Typically, you can cancel or modify your MSY to DUB flight. However, there may be additional fees, especially if you booked over 24 hours ago. Check your itinerary for the airline’s fees and policies on flight changes, or if you’d like further information, go to our Customer Service portal.

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*Available to One Key members.