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Cheap flights from Helsinki to Sydney from $1,270

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Helsinki to Sydney departing on 5/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Helsinki to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qatar Airways Logo
5:10 pm - 5:10 pm
HEL
-
SYD
41h 00m1 stop
Qatar Airways Logo
12:00 pm - 3:15 pm
SYD
-
HEL
34h 15m2 stops
$1,270Qatar Airways
Thu, May 21 - Mon, May 25
British Airways Logo
4:00 pm - 6:05 am
HEL
-
SYD
31h 05m2 stops
British Airways Logo
10:10 am - 9:00 pm
SYD
-
HEL
41h 50m2 stops
$1,271British Airways
Thu, May 21 - Mon, May 25
Qatar Airways Logo
5:10 pm - 5:10 pm
HEL
-
SYD
41h 00m1 stop
Qatar Airways Logo
8:15 am - 3:15 pm
SYD
-
HEL
38h 00m2 stops
$1,272Qatar Airways
Thu, May 21 - Mon, May 25
Qatar Airways Logo
4:00 pm - 6:50 pm
HEL
-
SYD
41h 50m1 stop
Qatar Airways Logo
12:00 pm - 2:15 pm
SYD
-
HEL
35h 15m2 stops
$1,279Qatar Airways
Mon, Feb 23 - Mon, Mar 9
Qatar Airways Logo
4:00 pm - 6:50 pm
HEL
-
SYD
41h 50m1 stop
Qatar Airways Logo
9:30 am - 2:15 pm
SYD
-
HEL
37h 45m2 stops
$1,301Qatar Airways
Thu, Feb 19 - Thu, Feb 26
British Airways Logo
4:00 pm - 6:05 am
HEL
-
SYD
31h 05m2 stops
British Airways Logo
10:10 am - 9:00 pm
SYD
-
HEL
41h 50m2 stops
$1,353British Airways
Thu, May 21 - Mon, May 25
Finnair Logo
12:50 am - 7:15 am
HEL
-
SYD
45h 25m1 stop
Finnair Logo
10:20 pm - 5:45 am
SYD
-
HEL
40h 25m1 stop
$1,379Finnair
Sun, Mar 1 - Mon, Mar 16
Finnair Logo
1:50 pm - 7:35 am
HEL
-
SYD
32h 45m1 stop
Finnair Logo
8:45 am - 5:45 am
SYD
-
HEL
30h 00m1 stop
$1,396Finnair
Mon, Feb 23 - Mon, Mar 9
Multiple Airlines Logo
7:35 pm - 1:35 pm
HEL
-
SYD
57h 00m2 stops
Multiple Airlines Logo
1:35 pm - 5:45 am
SYD
-
HEL
25h 10m1 stop
$1,424Multiple Airlines
Mon, Feb 2 - Mon, Feb 9
Multiple Airlines Logo
4:00 pm - 6:10 am
HEL
-
SYD
29h 10m2 stops
Multiple Airlines Logo
9:40 pm - 2:15 pm
SYD
-
HEL
25h 35m1 stop
$1,432Multiple Airlines
Mon, Mar 2 - Mon, Mar 16

Finnair flights from Helsinki to Sydney

Our best Finnair deals on Helsinki to Sydney flight tickets
Finnair
Mar 1
HEL12:50 amHelsinki-Vantaa
45h 25m
1 stop
SYD7:15 amSydney Kingsford Smith
Mar 16
SYD10:20 pmSydney Kingsford Smith
40h 25m
1 stop
HEL5:45 amHelsinki-Vantaa
$1,379
Find similar
Finnair
Feb 23
HEL1:50 pmHelsinki-Vantaa
32h 45m
1 stop
SYD7:35 amSydney Kingsford Smith
Mar 9
SYD8:45 amSydney Kingsford Smith
30h 00m
1 stop
HEL5:45 amHelsinki-Vantaa
$1,396
Find similar
Finnair
Feb 2
HEL11:55 pmHelsinki-Vantaa
22h 30m
1 stop
SYD7:25 amSydney Kingsford Smith
Feb 9
SYD11:15 amSydney Kingsford Smith
27h 30m
1 stop
HEL5:45 amHelsinki-Vantaa
$1,631
Find similar

Etihad Airways flights from Helsinki to Sydney

Our best Etihad Airways deals on Helsinki to Sydney flight tickets
Etihad Airways
Mar 2
HEL6:15 amHelsinki-Vantaa
39h 20m
2 stops
SYD6:35 amSydney Kingsford Smith
Mar 16
SYD4:35 pmSydney Kingsford Smith
41h 45m
2 stops
HEL1:20 amHelsinki-Vantaa
$1,577
Find similar
Etihad Airways
Feb 23
HEL6:15 amHelsinki-Vantaa
26h 40m
2 stops
SYD5:55 pmSydney Kingsford Smith
Mar 9
SYD4:35 pmSydney Kingsford Smith
52h 25m
2 stops
HEL12:00 pmHelsinki-Vantaa
$1,592
Find similar
Etihad Airways
Feb 19
HEL6:15 amHelsinki-Vantaa
26h 40m
2 stops
SYD5:55 pmSydney Kingsford Smith
Feb 26
SYD9:45 pmSydney Kingsford Smith
36h 35m
2 stops
HEL1:20 amHelsinki-Vantaa
$1,603
Find similar

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 January 6, 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

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 5/21

5:10 pm-5:10 pm

1 stop41h 00m

Sydney Kingsford Smith

Mon 5/25

12:00 pm-3:15 pm

2 stops34h 15m

$1,270

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 5/21

4:00 pm-6:05 am

2 stops31h 05m

Sydney Kingsford Smith

Mon 5/25

10:10 am-9:00 pm

2 stops41h 50m

$1,271

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 5/21

5:10 pm-5:10 pm

1 stop41h 00m

Sydney Kingsford Smith

Mon 5/25

8:15 am-3:15 pm

2 stops38h 00m

$1,272

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Mon 2/23

4:00 pm-6:50 pm

1 stop41h 50m

Sydney Kingsford Smith

Mon 3/9

12:00 pm-2:15 pm

2 stops35h 15m

$1,279

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 2/19

4:00 pm-6:50 pm

1 stop41h 50m

Sydney Kingsford Smith

Thu 2/26

9:30 am-2:15 pm

2 stops37h 45m

$1,301

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 5/21

4:00 pm-6:05 am

2 stops31h 05m

Sydney Kingsford Smith

Mon 5/25

10:10 am-9:00 pm

2 stops41h 50m

$1,353

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Sun 3/1

12:50 am-7:15 am

1 stop45h 25m

Sydney Kingsford Smith

Mon 3/16

10:20 pm-5:45 am

1 stop40h 25m

$1,379

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Mon 2/23

1:50 pm-7:35 am

1 stop32h 45m

Sydney Kingsford Smith

Mon 3/9

8:45 am-5:45 am

1 stop30h 00m

$1,396

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Mon 2/2

7:35 pm-1:35 pm

2 stops57h 00m

Sydney Kingsford Smith

Mon 2/9

1:35 pm-5:45 am

1 stop25h 10m

$1,424

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Mon 3/2

4:00 pm-6:10 am

2 stops29h 10m

Sydney Kingsford Smith

Mon 3/16

9:40 pm-2:15 pm

1 stop25h 35m

$1,432

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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 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 $1,278. If you are unable to visit Sydney during the month of September, then departing from Helsinki during the month June is also very affordable. Most momondo users find prices during this month for around $1,332.

How far in advance should I book a flight 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 $1,477 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 $1,315 on momondo.

Can stopping save me money on Helsinki to Sydney flights?

You could potentially save up to 43% 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 January 2026, prices for Helsinki to Sydney flights are approximately 2% 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

  • 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 $1,077Free CancellationRating
7.6
1,345 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
Randwick
Coogee
Manly
Cronulla
Lithgow
Penrith
Leura
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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