$214 Cheap Flights from Shannon (SNN) to Dublin (DUB)

View $214 flight on Thu, Jun 12, 2025Opens in a new window

Popular airlines from Shannon Airport (SNN) to Dublin Airport (DUB)

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Find available prices by choosing your travel dates.

Cheap Flights from Shannon to Dublin (SNN-DUB)

Prices were available within the past 7 days and start at $214 for one-way flights and $435 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sat, May 3 - Wed, May 7
SNN
Shannon
DUB
Dublin
$435 Roundtrip, found 6 days ago
$435
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Sat, May 3 from Shannon to Dublin, returning Wed, May 7, priced at $435 found 6 days ago
Aer Lingus
Mon, Jun 23 - Wed, Jun 25
SNN
Shannon
DUB
Dublin
$437 Roundtrip, found 4 days ago
$437
Roundtrip
found 4 days ago
Select Aer Lingus flight, departing Mon, Jun 23 from Shannon to Dublin, returning Wed, Jun 25, priced at $437 found 4 days ago
Aer Lingus
Wed, May 14 - Tue, May 27
SNN
Shannon
DUB
Dublin
$439 Roundtrip, found 1 day ago
$439
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Wed, May 14 from Shannon to Dublin, returning Tue, May 27, priced at $439 found 1 day ago
Aer Lingus
Wed, Jun 4 - Tue, Jun 17
SNN
Shannon
DUB
Dublin
$439 Roundtrip, found 9 hours ago
$439
Roundtrip
found 9 hours ago
Select Aer Lingus flight, departing Wed, Jun 4 from Shannon to Dublin, returning Tue, Jun 17, priced at $439 found 9 hours ago
Aer Lingus
Wed, May 14 - Thu, May 29
SNN
Shannon
DUB
Dublin
$442 Roundtrip, found 1 day ago
$442
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Wed, May 14 from Shannon to Dublin, returning Thu, May 29, priced at $442 found 1 day ago
Aer Lingus
Fri, May 9 - Tue, May 13
SNN
Shannon
DUB
Dublin
$442 Roundtrip, found 7 hours ago
$442
Roundtrip
found 7 hours ago
Select Aer Lingus flight, departing Fri, May 9 from Shannon to Dublin, returning Tue, May 13, priced at $442 found 7 hours ago
Aer Lingus
Sat, May 3 - Sun, May 11
SNN
Shannon
DUB
Dublin
$445 Roundtrip, found 6 days ago
$445
Roundtrip
found 6 days ago
Select Aer Lingus flight, departing Sat, May 3 from Shannon to Dublin, returning Sun, May 11, priced at $445 found 6 days ago
Aer Lingus
Fri, May 9 - Wed, May 14
SNN
Shannon
DUB
Dublin
$446 Roundtrip, found 7 hours ago
$446
Roundtrip
found 7 hours ago
Select Aer Lingus flight, departing Fri, May 9 from Shannon to Dublin, returning Wed, May 14, priced at $446 found 7 hours ago
Aer Lingus
Wed, Apr 30 - Sat, May 3
SNN
Shannon
DUB
Dublin
$447 Roundtrip, found 3 days ago
$447
Roundtrip
found 3 days ago
Select Aer Lingus flight, departing Wed, Apr 30 from Shannon to Dublin, returning Sat, May 3, priced at $447 found 3 days ago
Aer Lingus
Sat, May 10 - Tue, May 27
SNN
Shannon
DUB
Dublin
$449 Roundtrip, found 1 day ago
$449
Roundtrip
found 1 day ago
Select Aer Lingus flight, departing Sat, May 10 from Shannon to Dublin, returning Tue, May 27, priced at $449 found 1 day ago
Flights from Shannon (SNN) to Dublin (DUB)
Origin airport
Shannon
Destination airport
Dublin
Airlines serving
Aer Lingus
Roundtrip price
$435
Distance
122 mi

Shannon to Dublin Flights

The cheapest times to fly from Shannon 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 Shannon to Dublin are during the month of May. You can find some of the cheapest flights from Shannon to Dublin with Expedia's search tool and vast selection of airlines.

The best time to book a flight from Shannon to Dublin

Sunday is one of the best days to book for cheap flights from Shannon 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 Shannon 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 Shannon to Dublin in 2025. You can also book with separate airlines for your outbound and return journeys, from $214 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 Shannon 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 Shannon 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 Shannon Airport (SNN) to Dublin Airport (DUB) cost?
Discover the latest flight deals from SNN 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 SNN to DUB?
The cheapest flights from SNN 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 SNN to DUB?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from SNN to DUB. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Shannon Airport (SNN) to Dublin Airport (DUB)?
You’ll need to book a flight with a layover if you’re traveling from Shannon Airport (SNN) to Dublin Airport (DUB). Direct flights don’t operate daily on this route. However, simply filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from SNN to DUB?
You’ll usually 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 Shannon Airport (SNN) to Dublin Airport (DUB)?
Choose a flight from Shannon Airport (SNN) to Dublin Airport (DUB) that takes off before 3 PM to reduce the risk of cancellations and delays. Departures after this time are on average 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 Shannon Airport (SNN) to Dublin Airport (DUB) last-minute?
Last-minute fares from SNN to DUB are generally more expensive. To secure the lowest prices, start searching for flights well in advance. That being said, if you can play around with your travel dates, you may land a cheap fare right before your trip.
Is it cheaper to book a SNN to DUB flight and hotel package?
You can save money by booking a SNN to DUB flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it’s simple to manage it all in one place. After choosing your preferred accommodations and flights, you can add extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Shannon Airport (SNN) to Dublin Airport (DUB)?
If you reserved your SNN to DUB flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the fare type you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

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*Available to One Key members.