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Cheap flights from Helsinki to Sydney from $814

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Helsinki to Sydney departing on 8/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Helsinki to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
12:05 pm - 7:05 am
HEL
-
SYD
35h 00m
3 stops
Multiple Airlines Logo
7:15 am - 11:35 am
SYD
-
HEL
37h 20m
3 stops
$1,189Multiple Airlines
Thu, Oct 22 - Wed, Nov 11
Multiple Airlines Logo
12:05 pm - 6:55 am
HEL
-
SYD
34h 50m
2 stops
Multiple Airlines Logo
10:00 am - 11:35 am
SYD
-
HEL
34h 35m
2 stops
$1,355Multiple Airlines
Thu, Oct 22 - Wed, Nov 11
Finnair Logo
12:35 am - 6:10 am
HEL
-
SYD
22h 35m
1 stop
Finnair Logo
9:50 am - 3:25 pm
SYD
-
HEL
36h 35m
1 stop
$1,376Finnair
Sat, Sep 5 - Wed, Sep 16
Finnair Logo
5:10 pm - 5:10 pm
HEL
-
SYD
41h 00m
1 stop
Finnair Logo
10:50 am - 3:25 pm
SYD
-
HEL
36h 35m
1 stop
$1,430Finnair
Sun, Sep 27 - Sun, Oct 11
Turkish Airlines Logo
12:05 pm - 7:10 pm
HEL
-
SYD
48h 05m
2 stops
Turkish Airlines Logo
9:05 pm - 6:40 pm
SYD
-
HEL
28h 35m
2 stops
$1,457Turkish Airlines
Sun, Sep 6 - Wed, Sep 16
Multiple Airlines Logo
7:35 pm - 7:10 pm
HEL
-
SYD
40h 35m
2 stops
Multiple Airlines Logo
7:25 am - 11:10 am
SYD
-
HEL
34h 45m
3 stops
$1,470Multiple Airlines
Tue, Aug 25 - Wed, Sep 2
Multiple Airlines Logo
12:05 pm - 6:05 am
HEL
-
SYD
35h 00m
3 stops
Multiple Airlines Logo
7:25 am - 11:10 am
SYD
-
HEL
34h 45m
3 stops
$1,474Multiple Airlines
Tue, Aug 25 - Wed, Sep 2
Multiple Airlines Logo
7:35 pm - 8:00 pm
HEL
-
SYD
41h 25m
2 stops
Multiple Airlines Logo
8:35 am - 11:10 am
SYD
-
HEL
34h 35m
3 stops
$1,487Multiple Airlines
Sun, Sep 27 - Sun, Oct 11
Multiple Airlines Logo
12:35 am - 7:10 am
HEL
-
SYD
22h 35m
1 stop
Multiple Airlines Logo
12:40 pm - 6:05 am
SYD
-
HEL
26h 25m
2 stops
$1,506Multiple Airlines
Wed, Oct 21 - Wed, Nov 11
Qatar Airways Logo
5:10 pm - 5:10 pm
HEL
-
SYD
41h 00m
1 stop
Qatar Airways Logo
11:00 am - 3:15 pm
SYD
-
HEL
35h 15m
2 stops
$1,605Qatar Airways
Sun, Sep 6 - Wed, Sep 16

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Qantas Airways flights from Helsinki to Sydney

Our best Qantas Airways deals on Helsinki to Sydney flight tickets
Qantas Airways
Jun 4
HEL8:00 amHelsinki-Vantaa
29h 40m
2 stops
SYD8:40 pmSydney Kingsford Smith
Jun 17
SYD10:20 amSydney Kingsford Smith
26h 40m
1 stop
HEL6:00 amHelsinki-Vantaa
$2,527
Qantas Airways
May 21
HEL8:00 amHelsinki-Vantaa
29h 40m
2 stops
SYD8:40 pmSydney Kingsford Smith
Jun 4
SYD8:20 amSydney Kingsford Smith
34h 55m
3 stops
HEL12:15 pmHelsinki-Vantaa
$3,349

Finnair flights from Helsinki to Sydney

Our best Finnair deals on Helsinki to Sydney flight tickets
Finnair
Sep 5
HEL12:35 amHelsinki-Vantaa
22h 35m
1 stop
SYD6:10 amSydney Kingsford Smith
Sep 16
SYD9:50 amSydney Kingsford Smith
36h 35m
1 stop
HEL3:25 pmHelsinki-Vantaa
$1,376
Finnair
Sep 27
HEL5:10 pmHelsinki-Vantaa
41h 00m
1 stop
SYD5:10 pmSydney Kingsford Smith
Oct 11
SYD10:50 amSydney Kingsford Smith
36h 35m
1 stop
HEL3:25 pmHelsinki-Vantaa
$1,430
Finnair
May 29
HEL12:35 amHelsinki-Vantaa
36h 35m
1 stop
SYD8:10 pmSydney Kingsford Smith
Jun 6
SYD2:05 pmSydney Kingsford Smith
46h 30m
1 stop
HEL5:35 amHelsinki-Vantaa
$2,076

momondo Fare Finder

 
Customize your flight search to find flights from Helsinki to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated May 7, 2026.
Use the filters below to find and compare flights from Helsinki to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 10/22

12:05 pm-7:05 am

3 stops35h 00m

Sydney Kingsford Smith

Wed 11/11

7:15 am-11:35 am

3 stops37h 20m

$1,189

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 10/22

12:05 pm-6:55 am

2 stops34h 50m

Sydney Kingsford Smith

Wed 11/11

10:00 am-11:35 am

2 stops34h 35m

$1,355

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Sat 9/5

12:35 am-6:10 am

1 stop22h 35m

Sydney Kingsford Smith

Wed 9/16

9:50 am-3:25 pm

1 stop36h 35m

$1,376

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Sun 9/27

5:10 pm-5:10 pm

1 stop41h 00m

Sydney Kingsford Smith

Sun 10/11

10:50 am-3:25 pm

1 stop36h 35m

$1,430

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Sun 9/6

12:05 pm-7:10 pm

2 stops48h 05m

Sydney Kingsford Smith

Wed 9/16

9:05 pm-6:40 pm

2 stops28h 35m

$1,457

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Tue 8/25

7:35 pm-7:10 pm

2 stops40h 35m

Sydney Kingsford Smith

Wed 9/2

7:25 am-11:10 am

3 stops34h 45m

$1,470

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Tue 8/25

12:05 pm-6:05 am

3 stops35h 00m

Sydney Kingsford Smith

Wed 9/2

7:25 am-11:10 am

3 stops34h 45m

$1,474

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Sun 9/27

7:35 pm-8:00 pm

2 stops41h 25m

Sydney Kingsford Smith

Sun 10/11

8:35 am-11:10 am

3 stops34h 35m

$1,487
Quickest round-trip

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Wed 10/21

12:35 am-7:10 am

1 stop22h 35m

Sydney Kingsford Smith

Wed 11/11

12:40 pm-6:05 am

2 stops26h 25m

$1,506

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Sun 9/6

5:10 pm-5:10 pm

1 stop41h 00m

Sydney Kingsford Smith

Wed 9/16

11:00 am-3:15 pm

2 stops35h 15m

$1,605

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Helsinki to Sydney

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 typical price of a round-trip flight between Helsinki and Sydney?

What is the cheapest month to fly to Sydney?

In general, September is the cheapest month to fly from Helsinki to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,326. If you are unable to visit Sydney during the month of September, then departing from Helsinki during the month May is also very affordable. Most momondo users find prices during this month for around $1,363.

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

You are more likely to see cheaper flights to Sydney from Helsinki when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,511 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Helsinki for as low as $1,282 on momondo.

Can stopping save me money on Helsinki to Sydney flights?

You could potentially save up to 33% on your flight if you consider stops on a Helsinki to Sydney flight.

How have Helsinki to Sydney flight prices changed over time?

As of May 2026, prices for Helsinki to Sydney flights are approximately 24% more expensive when compared to flights at the same time last year.

When to book flights from Helsinki to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Helsinki to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Helsinki to Sydney (HEL to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Helsinki to Sydney

Fastest flight time

29h 40m

Direct flights

None
The fastest flight from Helsinki to Sydney takes 29h 40m
There are no direct flights from Helsinki to Sydney. There are no popular flight routes from Helsinki to Sydney.
Search flight deals

Frequently asked questions about flying from Helsinki to Sydney

  • How far is Helsinki-Vantaa to Sydney Kingsford Smith by plane?

    The distance between Helsinki-Vantaa and Sydney Kingsford Smith is about 9439.3 mi. Flights usually cover this in 29h 40m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Helsinki-Vantaa Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Helsinki-Vantaa Airport to Sydney Kingsford Smith Airport were last updated today.

  • How many operators does momondo search for flights from Helsinki-Vantaa Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Helsinki-Vantaa Airport to Sydney Kingsford Smith Airport?

    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 Helsinki-Vantaa Airport to Sydney Kingsford Smith Airport.

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

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Helsinki to Sydney?

Best airlines flying from Helsinki to Sydney

Compare and see reviews for airlines that fly from Helsinki to Sydney with momondo
Airline
Rating
Free Cancellation
Price
FinnairPriceFrom $1,238Free CancellationRating
7.6
1,392 reviews
Search Finnair flights

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Katoomba
Wollongong
Penrith
Leura
Randwick
Coogee
Lithgow
Manly
Cronulla
Terrigal
Charlestown
Swansea

Why use momondo?

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

It is quick and easy to find Helsinki to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

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

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

How can momondo help me find flights from Helsinki to Sydney?

Once you have performed a search for Helsinki to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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