$583 Cheap Flights from Sydney (SYD) to Helsinki (HEL)

View $583 flight on Sun, Jan 25, 2026Opens in a new window

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

Cheap Flights from Sydney to Helsinki (SYD-HEL)

Prices were available within the past 7 days and start at $583 for one-way flights and $1,046 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Etihad Airways
Mon, Mar 2 - Mon, Mar 9
SYD
Sydney
HEL
Helsinki
$1,046 Roundtrip, found 3 days ago
$1,046
Roundtrip
found 3 days ago
Select Etihad Airways flight, departing Mon, Mar 2 from Sydney to Helsinki, returning Mon, Mar 9, priced at $1,046 found 3 days ago
Etihad Airways
Mon, Mar 2 - Mon, Mar 9
SYD
Sydney
HEL
Helsinki
$1,108 Roundtrip, found 3 days ago
$1,108
Roundtrip
found 3 days ago
Select Etihad Airways flight, departing Mon, Mar 2 from Sydney to Helsinki, returning Mon, Mar 9, priced at $1,108 found 3 days ago
Etihad Airways
Mon, Mar 2 - Mon, Mar 9
SYD
Sydney
HEL
Helsinki
$1,170 Roundtrip, found 3 days ago
$1,170
Roundtrip
found 3 days ago
Select Etihad Airways flight, departing Mon, Mar 2 from Sydney to Helsinki, returning Mon, Mar 9, priced at $1,170 found 3 days ago
Qantas Airways
Mon, Mar 2 - Mon, Mar 9
SYD
Sydney
HEL
Helsinki
$1,173 Roundtrip, found 3 days ago
$1,173
Roundtrip
found 3 days ago
Select Qantas Airways flight, departing Mon, Mar 2 from Sydney to Helsinki, returning Mon, Mar 9, priced at $1,173 found 3 days ago
Etihad Airways
Mon, Mar 2 - Mon, Mar 9
SYD
Sydney
HEL
Helsinki
$1,177 Roundtrip, found 3 days ago
$1,177
Roundtrip
found 3 days ago
Select Etihad Airways flight, departing Mon, Mar 2 from Sydney to Helsinki, returning Mon, Mar 9, priced at $1,177 found 3 days ago
Etihad Airways
Mon, Mar 2 - Mon, Mar 9
SYD
Sydney
HEL
Helsinki
$1,182 Roundtrip, found 3 days ago
$1,182
Roundtrip
found 3 days ago
Select Etihad Airways flight, departing Mon, Mar 2 from Sydney to Helsinki, returning Mon, Mar 9, priced at $1,182 found 3 days ago
Qantas Airways
Thu, Apr 23 - Thu, Apr 30
SYD
Sydney
HEL
Helsinki
$1,213 Roundtrip, found 5 days ago
$1,213
Roundtrip
found 5 days ago
Select Qantas Airways flight, departing Thu, Apr 23 from Sydney to Helsinki, returning Thu, Apr 30, priced at $1,213 found 5 days ago
Turkish Airlines
Mon, Mar 23 - Mon, Mar 30
SYD
Sydney
HEL
Helsinki
$1,367 Roundtrip, found 5 days ago
$1,367
Roundtrip
found 5 days ago
Select Turkish Airlines flight, departing Mon, Mar 23 from Sydney to Helsinki, returning Mon, Mar 30, priced at $1,367 found 5 days ago
Finnair
Mon, Mar 23 - Mon, Mar 30
SYD
Sydney
HEL
Helsinki
$1,379 Roundtrip, found 5 days ago
$1,379
Roundtrip
found 5 days ago
Select Finnair flight, departing Mon, Mar 23 from Sydney to Helsinki, returning Mon, Mar 30, priced at $1,379 found 5 days ago
British Airways
Mon, Mar 2 - Mon, Mar 9
SYD
Sydney
HEL
Helsinki
$1,388 Roundtrip, found 3 days ago
$1,388
Roundtrip
found 3 days ago
Select British Airways flight, departing Mon, Mar 2 from Sydney to Helsinki, returning Mon, Mar 9, priced at $1,388 found 3 days ago

Frequently asked questions

How much does a flight from Kingsford Smith Intl. Airport (SYD) to Vantaa Airport (HEL) cost?
Grab a cheap one-way flight from $583 or cheap return flight from $1,046 from Kingsford Smith Intl. Airport (SYD) to Vantaa Airport (HEL) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Kingsford Smith Intl. Airport (SYD) to Vantaa Airport (HEL)?
The cheapest month to fly from SYD to HEL is March, when there's less demand. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Kingsford Smith Intl. Airport (SYD) to Vantaa Airport (HEL)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll take you from SYD to HEL. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Kingsford Smith Intl. Airport (SYD) to Vantaa Airport (HEL)?
There aren't any daily nonstop flights available from Kingsford Smith Intl. Airport (SYD) to Vantaa Airport (HEL). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from SYD to HEL?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can vary based 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 Kingsford Smith Intl. Airport (SYD) to Vantaa Airport (HEL)?
To touch down at Vantaa Airport (HEL) on time, choose a flight that takes off from Kingsford Smith Intl. Airport (SYD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**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 Kingsford Smith Intl. Airport (SYD) to Vantaa Airport (HEL) last-minute?
Holding off until just before your departure to book a ticket from SYD to HEL often results in higher prices. While you may find some last-minute discounts, they aren't always guaranteed. Keep your travel schedule open to boost your chances of getting a bargain.
Is it cheaper to book a SYD to HEL flight and hotel package?
Compared with arranging flights and hotels separately, booking a SYD to HEL flight and hotel package with Expedia could result in significant savings. Better yet, managing everything in one place will take the hassle out of travel planning. Simply secure your flights and choose from our extensive range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Kingsford Smith Intl. Airport (SYD) to Vantaa Airport (HEL)?
If you reserved your SYD to HEL flight in the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the fare type you purchased, 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 for more details.

Travel information

Origin airport
Kingsford Smith Intl.
Destination airport
Vantaa
Airlines serving
British Airways, Cathay Pacific, Finnair, Qantas Airways, Qatar Airways, Singapore Airlines
Roundtrip price
$1,045
Distance
9443 mi

Book with confidence

Sydney to Helsinki Flights

The cheapest times to fly from Sydney to Helsinki

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

 

The best time to book a flight from Sydney to Helsinki

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

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 Sydney to Helsinki in 2025. You can also book with separate airlines for your outbound and return journeys, from $583 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 Sydney to Helsinki 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 Sydney to Helsinki 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.

 

Sydney to Helsinki Flights

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*Available to One Key members.