Cheap flights from Ireland to Australia from $703
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Australia departing on 20/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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British Airways flights from Ireland to Australia
Our best British Airways deals on Ireland to Australia flight tickets
Lufthansa flights from Ireland to Australia
Our best Lufthansa deals on Ireland to Australia flight tickets
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How to get the cheapest flight ticket from Ireland to Australia
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to Australia?
In general, March is the cheapest month to fly from Ireland to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,970. If you don’t want to visit Australia in March, then you should wait until May to fly from Ireland, when ticket prices are also cheap, with an average price of $2,002.
What is the cheapest day to depart on your flight to Australia?
On average, the least expensive day to fly to Australia from Ireland is on a Friday. momondo users have found tickets for Friday departures for as low as $2,333. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Ireland to Australia on a Thursday will generally be more expensive and average around $2,914. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.
What is the cheapest time of day to depart on your flight to Australia?
According to our data, the cheapest time of day to fly to Australia is in the afternoon. momondo users have found flights departing from Ireland to Australia in the afternoon for as low as $2,212. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Australia are more costly in the evening, with an average ticket price of $3,294. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.
How far in advance should I book a flight to Australia?
You are more likely to see cheaper flights to Australia from Ireland when booking 20 weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $2,414 when searching 20 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Ireland for as low as $2,119 on momondo.
What is the cheapest airline that flies from Ireland to Australia?
SWISS, Lufthansa, and Air India are the most popular carriers operating from Ireland to Australia
Which airlines fly to Australia?
Etihad Airways, Qatar Airways and Emirates are the top three most popular airlines that fly to Australia from Ireland according to our data. Etihad Airways is the first choice among our users, with 33% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 9 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.
Cheap Ireland to Australia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Ireland to Australia
When did momondo last update prices for flights from Ireland to Australia?
Prices for flights from Ireland to Australia were last updated today.
How many operators does momondo search for flights from Ireland to Australia?
As of June 2025, there are 9 operators available to choose from for flights from Ireland to Australia.
How old do you have to be to fly from Ireland to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ireland to Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
Best airlines flying from Ireland to Australia
Compare and see reviews for airlines that fly from Ireland to Australia with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $1,286 | Free cancellation | Rating 6.8 7,145 reviews | |||
| PriceFrom $1,338 | Free cancellation | Rating 7.3 3,849 reviews | |||
| PriceFrom $1,485 | Free cancellation | Rating 7.5 1,626 reviews | |||
| PriceFrom $1,634 | Free cancellation | Rating 7.5 1,463 reviews | |||
| PriceFrom $1,658 | Free cancellation | Rating 7.4 1,212 reviews | |||
| PriceFrom $1,797 | Free cancellation | Rating 6.6 7,015 reviews | |||
| PriceFrom $1,857 | Free cancellation | Rating 7.4 3,584 reviews | |||
| PriceFrom $2,716 | Free cancellation | Rating 8.1 3,266 reviews | |||
| PriceFrom $2,834 | Free cancellation | Rating 7.5 854 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Ireland to Australia?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Australia. momondo saves you time and could save you money on your trip.
Can I find flights from Ireland to Australia with flexible booking policies on momondo?
Yes. All flights to Australia from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.
How can momondo help me find flights from Ireland to Australia?
momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to Australia.
I’m not ready to book a flight from Ireland to Australia right now. Can momondo alert me if prices change?
If you are not ready to book a flight from Ireland to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.