$672 Cheap Flights from Cairns (CNS) to Dublin (DUB)

View $672 flight on Tue, Nov 11, 2025Opens in a new window

Popular airlines from Cairns Intl. Airport (CNS) to Dublin Airport (DUB)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Cairns to Dublin (CNS-DUB)

Prices were available within the past 7 days and start at $672 for one-way flights and $1,538 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jetstar
Sun, Oct 19 - Sun, Oct 26
CNS
Cairns
DUB
Dublin
$1,538 Roundtrip, found 5 days ago
$1,538
Roundtrip
found 5 days ago
Select Jetstar flight, departing Sun, Oct 19 from Cairns to Dublin, returning Sun, Oct 26, priced at $1,538 found 5 days ago
Jetstar
Mon, Oct 20 - Mon, Oct 27
CNS
Cairns
DUB
Dublin
$1,544 Roundtrip, found 5 days ago
$1,544
Roundtrip
found 5 days ago
Select Jetstar flight, departing Mon, Oct 20 from Cairns to Dublin, returning Mon, Oct 27, priced at $1,544 found 5 days ago
Jetstar
Sun, Oct 19 - Mon, Oct 27
CNS
Cairns
DUB
Dublin
$1,626 Roundtrip, found 5 days ago
$1,626
Roundtrip
found 5 days ago
Select Jetstar flight, departing Sun, Oct 19 from Cairns to Dublin, returning Mon, Oct 27, priced at $1,626 found 5 days ago
Jetstar
Sun, Oct 19 - Sun, Oct 26
CNS
Cairns
DUB
Dublin
$1,637 Roundtrip, found 5 days ago
$1,637
Roundtrip
found 5 days ago
Select Jetstar flight, departing Sun, Oct 19 from Cairns to Dublin, returning Sun, Oct 26, priced at $1,637 found 5 days ago
Jetstar
Mon, Oct 20 - Tue, Oct 28
CNS
Cairns
DUB
Dublin
$1,649 Roundtrip, found 5 days ago
$1,649
Roundtrip
found 5 days ago
Select Jetstar flight, departing Mon, Oct 20 from Cairns to Dublin, returning Tue, Oct 28, priced at $1,649 found 5 days ago
Singapore Airlines
Mon, Nov 24 - Mon, Dec 1
CNS
Cairns
DUB
Dublin
$1,662 Roundtrip, found 1 day ago
$1,662
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Mon, Nov 24 from Cairns to Dublin, returning Mon, Dec 1, priced at $1,662 found 1 day ago
Jetstar
Wed, Oct 22 - Mon, Oct 27
CNS
Cairns
DUB
Dublin
$1,673 Roundtrip, found 5 days ago
$1,673
Roundtrip
found 5 days ago
Select Jetstar flight, departing Wed, Oct 22 from Cairns to Dublin, returning Mon, Oct 27, priced at $1,673 found 5 days ago
Emirates
Sun, Oct 19 - Sun, Oct 26
CNS
Cairns
DUB
Dublin
$1,735 Roundtrip, found 5 days ago
$1,735
Roundtrip
found 5 days ago
Select Emirates flight, departing Sun, Oct 19 from Cairns to Dublin, returning Sun, Oct 26, priced at $1,735 found 5 days ago
Qatar Airways
Thu, Oct 16 - Tue, Oct 28
CNS
Cairns
DUB
Dublin
$1,759 Roundtrip, found 5 days ago
$1,759
Roundtrip
found 5 days ago
Select Qatar Airways flight, departing Thu, Oct 16 from Cairns to Dublin, returning Tue, Oct 28, priced at $1,759 found 5 days ago
Qantas Airways
Sun, Oct 19 - Sun, Oct 26
CNS
Cairns
DUB
Dublin
$1,773 Roundtrip, found 5 days ago
$1,773
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Sun, Oct 19 from Cairns to Dublin, returning Sun, Oct 26, priced at $1,773 found 5 days ago
Flights from Cairns (CNS) to Dublin (DUB)
Origin airport
Cairns Intl.
Destination airport
Dublin
Airlines serving
Emirates, Qantas Airways, Qatar Airways
Roundtrip price
$1,538
Distance
9495 mi

Cairns to Dublin Flights

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

 

The best time to book a flight from Cairns to Dublin

Sunday is one of the best days to book for cheap flights from Cairns 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 Cairns 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 Cairns to Dublin in 2025. You can also book with separate airlines for your outbound and return journeys, from $672 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 Cairns 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 Cairns 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 Cairns Intl. Airport (CNS) to Dublin Airport (DUB) cost?
Lock in a cheap one-way flight from $672 or cheap return flight from $1,538 from Cairns Intl. Airport (CNS) to Dublin Airport (DUB) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Cairns Intl. Airport (CNS) to Dublin Airport (DUB)?
October is the least expensive month to fly from CNS to DUB. Traveling outside of peak seasons is often the key to finding a great deal.
What is the cheapest airline that flies from Cairns Intl. Airport (CNS) to Dublin Airport (DUB)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest CNS to DUB flight.
How many flights per day from Cairns Intl. Airport (CNS) to Dublin Airport (DUB)?
There are no daily direct flights from Cairns Intl. Airport (CNS) to Dublin Airport (DUB). But you can book flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be soaring above the clouds in no time at all.
What day of the week has the most flights from CNS to DUB?
Usually you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* However, this can change depending on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cairns Intl. Airport (CNS) to Dublin Airport (DUB)?
Select a flight from Cairns Intl. Airport (CNS) to Dublin Airport (DUB) that leaves before 3 PM to reduce the risk of delays and cancellations. Departures after this hour 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 Cairns Intl. Airport (CNS) to Dublin Airport (DUB) last-minute?
Waiting until right before your break to book a flight from CNS to DUB generally means paying more. While you may come across some last-minute deals, they're not always guaranteed. Allow some flexibility in your schedule for a better chance of snagging a bargain.
Is it cheaper to book a CNS to DUB flight and hotel package?
You can save money by booking a CNS to DUB flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. Once you've selected your ideal flights and accommodations, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Cairns Intl. Airport (CNS) to Dublin Airport (DUB)?
If you reserved your CNS to DUB flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal for further details.

Explore a world of travel with Expedia

*Available to One Key members.