$736 Cheap Flights from Helsinki (HEL) to Adelaide (ADL)

View $736 flight on Fri, Aug 8, 2025Opens in a new window

Popular airlines from Helsinki-Vantaa Airport (HEL) to Adelaide, SA Airport (ADL)

Cheap Flights from Helsinki to Adelaide (HEL-ADL)

Prices were available within the past 7 days and start at $736 for one-way flights and $1,326 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Fri, Aug 8 - Fri, Aug 15
HEL
Helsinki
ADL
Adelaide
$1,326 Roundtrip, found 18 hours ago
$1,326
Roundtrip
found 18 hours ago
Select Qatar Airways flight, departing Fri, Aug 8 from Helsinki to Adelaide, returning Fri, Aug 15, priced at $1,326 found 18 hours ago
Qatar Airways
Fri, Aug 8 - Fri, Aug 15
HEL
Helsinki
ADL
Adelaide
$1,385 Roundtrip, found 18 hours ago
$1,385
Roundtrip
found 18 hours ago
Select Qatar Airways flight, departing Fri, Aug 8 from Helsinki to Adelaide, returning Fri, Aug 15, priced at $1,385 found 18 hours ago
Qatar Airways
Tue, Sep 9 - Tue, Sep 16
HEL
Helsinki
ADL
Adelaide
$1,425 Roundtrip, found 4 days ago
$1,425
Roundtrip
found 4 days ago
Select Qatar Airways flight, departing Tue, Sep 9 from Helsinki to Adelaide, returning Tue, Sep 16, priced at $1,425 found 4 days ago
Qatar Airways
Sun, Aug 24 - Sun, Aug 31
HEL
Helsinki
ADL
Adelaide
$1,441 Roundtrip, found 1 day ago
$1,441
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Sun, Aug 24 from Helsinki to Adelaide, returning Sun, Aug 31, priced at $1,441 found 1 day ago
Scandinavian Airlines
Tue, Sep 9 - Tue, Sep 16
HEL
Helsinki
ADL
Adelaide
$1,494 Roundtrip, found 4 days ago
$1,494
Roundtrip
found 4 days ago
Select Scandinavian Airlines flight, departing Tue, Sep 9 from Helsinki to Adelaide, returning Tue, Sep 16, priced at $1,494 found 4 days ago
Qatar Airways
Tue, Sep 9 - Tue, Sep 16
HEL
Helsinki
ADL
Adelaide
$1,505 Roundtrip, found 4 days ago
$1,505
Roundtrip
found 4 days ago
Select Qatar Airways flight, departing Tue, Sep 9 from Helsinki to Adelaide, returning Tue, Sep 16, priced at $1,505 found 4 days ago
Qatar Airways
Sun, Aug 24 - Sun, Aug 31
HEL
Helsinki
ADL
Adelaide
$1,528 Roundtrip, found 1 day ago
$1,528
Roundtrip
found 1 day ago
Select Qatar Airways flight, departing Sun, Aug 24 from Helsinki to Adelaide, returning Sun, Aug 31, priced at $1,528 found 1 day ago
Finnair
Tue, Sep 9 - Tue, Sep 16
HEL
Helsinki
ADL
Adelaide
$1,552 Roundtrip, found 4 days ago
$1,552
Roundtrip
found 4 days ago
Select Finnair flight, departing Tue, Sep 9 from Helsinki to Adelaide, returning Tue, Sep 16, priced at $1,552 found 4 days ago
Malaysia Airlines
Tue, Sep 9 - Tue, Sep 16
HEL
Helsinki
ADL
Adelaide
$1,964 Roundtrip, found 4 days ago
$1,964
Roundtrip
found 4 days ago
Select Malaysia Airlines flight, departing Tue, Sep 9 from Helsinki to Adelaide, returning Tue, Sep 16, priced at $1,964 found 4 days ago
Singapore Airlines
Tue, Sep 9 - Tue, Sep 16
HEL
Helsinki
ADL
Adelaide
$1,976 Roundtrip, found 4 days ago
$1,976
Roundtrip
found 4 days ago
Select Singapore Airlines flight, departing Tue, Sep 9 from Helsinki to Adelaide, returning Tue, Sep 16, priced at $1,976 found 4 days ago
Flights from Helsinki (HEL) to Adelaide (ADL)
Origin airport
Vantaa
Destination airport
Adelaide
Airlines serving
British Airways, Finnair, Qantas Airways, Qatar Airways
Roundtrip price
$1,325
Distance
9070 mi

Helsinki to Adelaide Flights

The cheapest times to fly from Helsinki to Adelaide

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

 

The best time to book a flight from Helsinki to Adelaide

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

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 Adelaide in 2025. You can also book with separate airlines for your outbound and return journeys, from $736 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 Adelaide 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 Adelaide 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 Adelaide Airport (ADL) cost?
Discover the latest flight deals from HEL to ADL by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HEL to ADL?
The cheapest flights from HEL to ADL are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from HEL to ADL?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from HEL to ADL. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Vantaa Airport (HEL) to Adelaide Airport (ADL)?
There aren't any daily nonstop flights from Vantaa Airport (HEL) to Adelaide Airport (ADL). But you can choose 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 HEL to ADL?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Keep in mind that flight schedules can vary depending on various factors, including the time of year and airline.*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 Adelaide Airport (ADL)?
To arrive at Adelaide Airport (ADL) without delays, choose a flight that takes off from Vantaa Airport (HEL) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**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 Adelaide Airport (ADL) last-minute?
Booking your ticket from HEL to ADL right before your journey is generally more expensive. However, if you're flexible with your travel dates and times, you could grab a cheap last-minute fare.
Is it cheaper to book a HEL to ADL flight and hotel package?
You'll generally save money by securing a HEL to ADL 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 everything in one convenient place. After selecting your preferred accommodations and flights, consider adding extras like activities, car rentals and tours.
Can I cancel or change the date of my flight from Vantaa Airport (HEL) to Adelaide Airport (ADL)?
In most instances, you're able to reschedule or cancel your HEL to ADL flight. However, additional fees may apply, especially if you made your booking more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you'd like further details, go to our Customer Service portal.

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*Available to One Key members.