Question 1

Why should I use momondo to find a flight deal to Sydney?

Accepted Answer

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney.

Question 2

Can I find flights to Sydney with flexible booking policies on momondo?

Accepted Answer

All flight searches to Sydney on momondo can be filtered to show those which offer flexible booking policies.

Question 3

How can momondo help me find flights to Sydney?

Accepted Answer

momondo provides multiple filters to help you find the best flight to Sydney. Filter by price, airline, airport, cabin, aircraft, payment method, number of stops and more.

Question 4

I’m not ready to book a flight to Sydney right now. Can momondo alert me if prices change?

Accepted Answer

Yes. momondo can track flight prices for Sydney and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

Question 5

What is there to do in Sydney when it’s raining?

Accepted Answer

When planning your flight to Sydney, it is important to be aware that some months are not as ideal as others. Specifically, the months of March or June could carry a higher chance of rain, as Sydney sees up to 5.1 inches (130 mm) or more. There are still things to do in Sydney even when it's raining, but be aware that rain is highly probable in the area. While in Sydney you will find Sydney Jewish Museum nearby which is a great museum to visit when you’re looking for things to do indoors. Many tourists kill time during rain and storms by going to shopping centres in the area, like Broadway Shopping Center.

Question 6

How far in advance should I book a flight to Sydney?

Accepted Answer

The ideal time to book your flight to Sydney is 69 days in advance, when prices tend to average €1,254. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as €990.

Question 7

Is there an alternative airport near Sydney?

Accepted Answer

Those flying to Sydney could potentially find better pricing at Western Sydney Intl (Nancy-Bird Walton) Airport (45 km from Sydney city centre), Newcastle Williamtown Airport (134 km from Sydney city centre) or Bathurst Raglan Airport (153 km from Sydney city centre) depending on the month and departure airport.

Question 8

Which airlines fly to Sydney?

Accepted Answer

Etihad Airways is the airline most momondo users in Ireland opt for when booking flights to Sydney. Qatar Airways, Emirates and Qantas Airways are also popular choices when flying to Sydney from Ireland. Most major airlines flying from Ireland to Sydney will offer flights on a regular basis, though your options may vary depending on what airport you fly from.

Question 9

Emirates Flights to Sydney

Accepted Answer

Emirates is a popular choice for users travelling to Sydney. It operates 162 flights every week to Sydney, most often flying from Melbourne. Emirates ticket prices will depend on when and where you need to fly from - deals as low as €1,116 (from Dublin) have been found by momondo users. In 3,656 reviews, momondo users have rated Emirates at an average score of 8.1/10.

Question 10

Finnair Flights to Sydney

Accepted Answer

Finnair flights to Sydney can start from as low as €1,195 (return, from Dublin, found in the last 72 hours). Over 25 flights that Finnair operates to Sydney in a normal week, prices can vary significantly. The most popular Finnair flight to Sydney is from Hong Kong Intl. Finnair has been rated 7.6/10 by momondo users, in 1,430 reviews.

Question 11

When did momondo last update prices for flights to Sydney Kingsford Smith Airport?

Accepted Answer

Prices for flights to Sydney Kingsford Smith Airport are updated daily.

Question 12

How many operators does momondo search for flights to Sydney Kingsford Smith Airport?

Accepted Answer

The number of operators available for flights to Sydney Kingsford Smith Airport is 14 as of August 2026.

Question 13

How old do you have to be to fly to Sydney Kingsford Smith Airport?

Accepted Answer

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Sydney Kingsford Smith Airport.

Question 14

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

Accepted Answer

The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Question 15

What is the cheapest month to fly to Sydney?

Accepted Answer

The month of February is another great option to travel to Sydney, with average flight prices from Ireland averaging around €1,100.

Question 16

How long does it take to fly to Sydney?

Accepted Answer

On average, it takes 24h to fly from Ireland to Sydney if you fly out of Dublin (the most popular airport in Ireland) and into Sydney Kingsford Smith (the most popular airport in Sydney). If you’re flying out of Cork and into Sydney Kingsford Smith, then the flight time is around 28h 25m.

Question 17

How far in advance should I book a flight to Sydney?

Accepted Answer

You are more likely to see cheaper flights to Sydney from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around €1,254 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Ireland for as low as €1,086 on momondo.

CHEAPEST MONTH TO FLY TO SYDNEY FROM DUBLIN	May	14% cheaper	Flying from Dublin to Sydney costs on average just €1,080 in May
MOST EXPENSIVE MONTH TO FLY TO SYDNEY FROM DUBLIN	December	27% more expensive	It costs about €1,596 for flights to Sydney from Dublin in December
MOST POPULAR MONTH TO FLY TO SYDNEY FROM DUBLIN	March	765% more users visited	More momondo users searched in flights to Sydney from Dublin in March than any other month

Best One-Way Price	€377
Best Round-Trip Price	€666
Fastest flight time	41h 35m
Popular in	December

€377 Cheap flights to Sydney

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Sydney departing on 20/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ireland to Sydney

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

momondo Fare Finder

Use the filters below to find and compare flights to Sydney that are best for you.

See travel insights to Sydney from

Sydney flights insights and trends

What is the cheapest month to fly to Sydney?

How far in advance should I book a flight to Sydney?

How long does it take to fly to Sydney?

Cheapest flights to Sydney Kingsford Smith

Find the cheapest flights to Sydney Kingsford Smith from your nearest city or airport

Cheap Sydney flight deals and tips

Best One-Way Price

Best Round-Trip Price

Fastest flight time

Popular in

Frequently asked questions about flying to Sydney

Travelling to a place near Sydney?

Why use momondo?

An easier way to manage your Sydney Kingsford Smith trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Sydney

Popular Flights to Sydney

Popular routes according to searches in the past day on momondo

Popular Cities in Australia

Popular flights according to clicks in the last 7 days on momondo

Fly your favourite airline to Sydney

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Complete your trip to Sydney Kingsford Smith

Explore popular destinations other users love

According to popular flight searches on momondo this year