$775 Cheap Flights from Helsinki (HEL) to Sydney (SYD)

View $775 flight on Sat, Feb 28, 2026Opens in a new window

Popular airlines from Helsinki-Vantaa Airport (HEL) to Sydney Airport (SYD)

Cheap Flights from Helsinki to Sydney (HEL-SYD)

Prices were available within the past 7 days and start at $775 for one-way flights and $1,279 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Tue, Mar 3 - Mon, Mar 23
HEL
Helsinki
SYD
Sydney
$1,279 Roundtrip, found 11 hours ago
$1,279
Roundtrip
found 11 hours ago
Select Finnair flight, departing Tue, Mar 3 from Helsinki to Sydney, returning Mon, Mar 23, priced at $1,279 found 11 hours ago
Turkish Airlines
Tue, Mar 3 - Mon, Mar 23
HEL
Helsinki
SYD
Sydney
$1,297 Roundtrip, found 11 hours ago
$1,297
Roundtrip
found 11 hours ago
Select Turkish Airlines flight, departing Tue, Mar 3 from Helsinki to Sydney, returning Mon, Mar 23, priced at $1,297 found 11 hours ago
British Airways
Tue, Mar 3 - Mon, Mar 23
HEL
Helsinki
SYD
Sydney
$1,304 Roundtrip, found 11 hours ago
$1,304
Roundtrip
found 11 hours ago
Select British Airways flight, departing Tue, Mar 3 from Helsinki to Sydney, returning Mon, Mar 23, priced at $1,304 found 11 hours ago
British Airways
Tue, Mar 3 - Mon, Mar 23
HEL
Helsinki
SYD
Sydney
$1,322 Roundtrip, found 11 hours ago
$1,322
Roundtrip
found 11 hours ago
Select British Airways flight, departing Tue, Mar 3 from Helsinki to Sydney, returning Mon, Mar 23, priced at $1,322 found 11 hours ago
Malaysia Airlines
Tue, Mar 3 - Mon, Mar 23
HEL
Helsinki
SYD
Sydney
$1,350 Roundtrip, found 11 hours ago
$1,350
Roundtrip
found 11 hours ago
Select Malaysia Airlines flight, departing Tue, Mar 3 from Helsinki to Sydney, returning Mon, Mar 23, priced at $1,350 found 11 hours ago
Finnair
Tue, Mar 3 - Mon, Mar 23
HEL
Helsinki
SYD
Sydney
$1,352 Roundtrip, found 11 hours ago
$1,352
Roundtrip
found 11 hours ago
Select Finnair flight, departing Tue, Mar 3 from Helsinki to Sydney, returning Mon, Mar 23, priced at $1,352 found 11 hours ago
British Airways
Tue, Mar 3 - Mon, Mar 23
HEL
Helsinki
SYD
Sydney
$1,361 Roundtrip, found 11 hours ago
$1,361
Roundtrip
found 11 hours ago
Select British Airways flight, departing Tue, Mar 3 from Helsinki to Sydney, returning Mon, Mar 23, priced at $1,361 found 11 hours ago
Malaysia Airlines
Tue, Mar 3 - Mon, Mar 23
HEL
Helsinki
SYD
Sydney
$1,376 Roundtrip, found 11 hours ago
$1,376
Roundtrip
found 11 hours ago
Select Malaysia Airlines flight, departing Tue, Mar 3 from Helsinki to Sydney, returning Mon, Mar 23, priced at $1,376 found 11 hours ago
Malaysia Airlines
Tue, Mar 3 - Mon, Mar 23
HEL
Helsinki
SYD
Sydney
$1,380 Roundtrip, found 11 hours ago
$1,380
Roundtrip
found 11 hours ago
Select Malaysia Airlines flight, departing Tue, Mar 3 from Helsinki to Sydney, returning Mon, Mar 23, priced at $1,380 found 11 hours ago
Lufthansa
Tue, Mar 3 - Mon, Mar 23
HEL
Helsinki
SYD
Sydney
$1,417 Roundtrip, found 11 hours ago
$1,417
Roundtrip
found 11 hours ago
Select Lufthansa flight, departing Tue, Mar 3 from Helsinki to Sydney, returning Mon, Mar 23, priced at $1,417 found 11 hours ago
Flights from Helsinki (HEL) to Sydney (SYD)
Origin airport
Vantaa
Destination airport
Kingsford Smith Intl.
Airlines serving
Cathay Pacific, Finnair, Malaysia Airlines, Qantas Airways, Turkish Airlines
Roundtrip price
$1,279
Distance
9443 mi

Helsinki to Sydney Flights

The cheapest times to fly from Helsinki to Sydney

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 Helsinki to Sydney are during the month of March. You can find some of the cheapest flights from Helsinki to Sydney with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Helsinki to Sydney

Sunday is one of the best days to book for cheap flights from Helsinki to Sydney: 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 Helsinki to Sydney

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 Helsinki to Sydney in 2025. You can also book with separate airlines for your outbound and return journeys, from $775 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 Helsinki to Sydney 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 Helsinki to Sydney 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 Vantaa Airport (HEL) to Kingsford Smith Intl. Airport (SYD) cost?
Snag a cheap one-way flight from $775 or cheap return flight from $1,279 from Vantaa Airport (HEL) to Kingsford Smith Intl. Airport (SYD) 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 Vantaa Airport (HEL) to Kingsford Smith Intl. Airport (SYD)?
March is the cheapest month to fly from HEL to SYD. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from Vantaa Airport (HEL) to Kingsford Smith Intl. Airport (SYD)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll take you from HEL to SYD. Then, sort your results by "Price (lowest to highest)" to score a good deal.
How many flights per day from Vantaa Airport (HEL) to Kingsford Smith Intl. Airport (SYD)?
You'll have to hop on a flight with a layover if you're traveling from Vantaa Airport (HEL) to Kingsford Smith Intl. Airport (SYD). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from HEL to SYD?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary 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 Vantaa Airport (HEL) to Kingsford Smith Intl. Airport (SYD)?
Opt for a flight from Vantaa Airport (HEL) to Kingsford Smith Intl. Airport (SYD) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Vantaa Airport (HEL) to Kingsford Smith Intl. Airport (SYD) last-minute?
Booking your flight from HEL to SYD shortly before your getaway is generally more expensive. However, if you're flexible with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a HEL to SYD flight and hotel package?
You can save money by booking a HEL to SYD flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one convenient place. After choosing your preferred accommodations and flights, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Vantaa Airport (HEL) to Kingsford Smith Intl. Airport (SYD)?
If you reserved your HEL to SYD flight within the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.