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Cheap flights from Helsinki to Sydney from $694

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 9/30. 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.
Finnair Logo
12:35 am - 8:40 am
HEL
-
SYD
25h 05m
1 stop
Finnair Logo
8:40 am - 5:35 am
SYD
-
HEL
28h 55m
1 stop
$1,294Finnair
Wed, Sep 30 - Thu, Oct 22
Qatar Airways Logo
5:10 pm - 8:25 am
HEL
-
SYD
32h 15m
2 stops
Qatar Airways Logo
9:45 pm - 3:15 pm
SYD
-
HEL
25h 30m
1 stop
$1,353Qatar Airways
Fri, Sep 18 - Mon, Oct 5
Multiple Airlines Logo
6:50 am - 7:25 pm
HEL
-
SYD
53h 35m
2 stops
Multiple Airlines Logo
8:15 am - 5:55 am
SYD
-
HEL
28h 40m
1 stop
$1,433Multiple Airlines
Tue, May 19 - Tue, May 26
Turkish Airlines Logo
12:05 pm - 7:10 pm
HEL
-
SYD
48h 05m
2 stops
Turkish Airlines Logo
10:05 pm - 11:10 am
SYD
-
HEL
45h 05m
2 stops
$1,532Turkish Airlines
Fri, Sep 25 - Fri, Oct 16
Finnair Logo
12:35 am - 8:40 am
HEL
-
SYD
25h 05m
1 stop
Finnair Logo
11:10 am - 5:35 am
SYD
-
HEL
26h 25m
1 stop
$1,567Finnair
Thu, Sep 24 - Fri, Oct 16
Turkish Airlines Logo
8:20 am - 7:10 pm
HEL
-
SYD
27h 50m
2 stops
Turkish Airlines Logo
10:05 pm - 6:40 pm
SYD
-
HEL
28h 35m
2 stops
$1,587Turkish Airlines
Thu, Oct 1 - Thu, Oct 22
Multiple Airlines Logo
7:35 pm - 7:10 pm
HEL
-
SYD
40h 35m
2 stops
Multiple Airlines Logo
10:10 am - 6:40 pm
SYD
-
HEL
39h 30m
2 stops
$1,589Multiple Airlines
Mon, May 25 - Wed, Jun 10
Multiple Airlines Logo
12:05 pm - 7:20 pm
HEL
-
SYD
48h 15m
2 stops
Multiple Airlines Logo
9:35 pm - 6:00 am
SYD
-
HEL
40h 25m
1 stop
$1,601Multiple Airlines
Fri, Sep 25 - Fri, Oct 16
Multiple Airlines Logo
12:30 am - 11:45 am
HEL
-
SYD
28h 15m
1 stop
Multiple Airlines Logo
1:00 pm - 6:00 am
SYD
-
HEL
24h 00m
1 stop
$1,626Multiple Airlines
Sun, Jun 7 - Mon, Jun 15
Multiple Airlines Logo
12:35 am - 6:10 am
HEL
-
SYD
22h 35m
1 stop
Multiple Airlines Logo
8:40 pm - 11:15 am
SYD
-
HEL
46h 35m
2 stops
$1,647Multiple Airlines
Wed, Sep 30 - Thu, Oct 22

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Qatar Airways flights from Helsinki to Sydney

Our best Qatar Airways deals on Helsinki to Sydney flight tickets
Qatar Airways
Sep 18
HEL5:10 pmHelsinki-Vantaa
32h 15m
2 stops
SYD8:25 amSydney Kingsford Smith
Oct 5
SYD9:45 pmSydney Kingsford Smith
25h 30m
1 stop
HEL3:15 pmHelsinki-Vantaa
$1,353
Qatar Airways
Sep 18
HEL5:10 pmHelsinki-Vantaa
41h 10m
3 stops
SYD5:20 pmSydney Kingsford Smith
Oct 5
SYD6:25 pmSydney Kingsford Smith
28h 50m
2 stops
HEL3:15 pmHelsinki-Vantaa
$1,982
Qatar Airways
Sep 25
HEL5:10 pmHelsinki-Vantaa
41h 10m
3 stops
SYD5:20 pmSydney Kingsford Smith
Oct 16
SYD1:45 pmSydney Kingsford Smith
33h 30m
2 stops
HEL3:15 pmHelsinki-Vantaa
$2,071

Finnair flights from Helsinki to Sydney

Our best Finnair deals on Helsinki to Sydney flight tickets
Finnair
Sep 30
HEL12:35 amHelsinki-Vantaa
25h 05m
1 stop
SYD8:40 amSydney Kingsford Smith
Oct 22
SYD8:40 amSydney Kingsford Smith
28h 55m
1 stop
HEL5:35 amHelsinki-Vantaa
$1,294
Finnair
Sep 24
HEL12:35 amHelsinki-Vantaa
25h 05m
1 stop
SYD8:40 amSydney Kingsford Smith
Oct 16
SYD11:10 amSydney Kingsford Smith
26h 25m
1 stop
HEL5:35 amHelsinki-Vantaa
$1,567
Finnair
Jun 3
HEL12:35 amHelsinki-Vantaa
22h 35m
1 stop
SYD6:10 amSydney Kingsford Smith
Jun 11
SYD10:20 amSydney Kingsford Smith
26h 40m
1 stop
HEL6:00 amHelsinki-Vantaa
$1,810

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 April 24, 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

Wed 9/30

12:35 am-8:40 am

1 stop25h 05m

Sydney Kingsford Smith

Thu 10/22

8:40 am-5:35 am

1 stop28h 55m

$1,294

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Fri 9/18

5:10 pm-8:25 am

2 stops32h 15m

Sydney Kingsford Smith

Mon 10/5

9:45 pm-3:15 pm

1 stop25h 30m

$1,353

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Tue 5/19

6:50 am-7:25 pm

2 stops53h 35m

Sydney Kingsford Smith

Tue 5/26

8:15 am-5:55 am

1 stop28h 40m

$1,433

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Fri 9/25

12:05 pm-7:10 pm

2 stops48h 05m

Sydney Kingsford Smith

Fri 10/16

10:05 pm-11:10 am

2 stops45h 05m

$1,532
Quickest round-trip

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 9/24

12:35 am-8:40 am

1 stop25h 05m

Sydney Kingsford Smith

Fri 10/16

11:10 am-5:35 am

1 stop26h 25m

$1,567

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 10/1

8:20 am-7:10 pm

2 stops27h 50m

Sydney Kingsford Smith

Thu 10/22

10:05 pm-6:40 pm

2 stops28h 35m

$1,587

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Mon 5/25

7:35 pm-7:10 pm

2 stops40h 35m

Sydney Kingsford Smith

Wed 6/10

10:10 am-6:40 pm

2 stops39h 30m

$1,589

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Fri 9/25

12:05 pm-7:20 pm

2 stops48h 15m

Sydney Kingsford Smith

Fri 10/16

9:35 pm-6:00 am

1 stop40h 25m

$1,601

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Sun 6/7

12:30 am-11:45 am

1 stop28h 15m

Sydney Kingsford Smith

Mon 6/15

1:00 pm-6:00 am

1 stop24h 00m

$1,626

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Wed 9/30

12:35 am-6:10 am

1 stop22h 35m

Sydney Kingsford Smith

Thu 10/22

8:40 pm-11:15 am

2 stops46h 35m

$1,647

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 $1,322. 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 April 2026, prices for Helsinki to Sydney flights are approximately 8% 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
7.7
1,390 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
Charlestown
Terrigal
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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