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Cheap flights from Helsinki to Sydney from $812

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 14/6. Fares are subject to change and may not be available on all flights or dates of travel.
HEL — SYD
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from Helsinki-Vantaa to Sydney Kingsford Smith are usually found in March or May, booked 24 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Helsinki to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Helsinki (HEL) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 April 2025.

Round-trip from

$1,830

One-way from

$812

Popular in

December

Cheapest in

March

Average price

$2,288
8/5-21/5
  • 8/5-21/5
  • 4 total stops
  • 60h 55m total
  • Helsinki to Sydney
14/6
  • 14/6
  • 3 total stops
  • 47h 00m total
  • Helsinki to Sydney
Highest demand for flights based on searches. 8% potential increase in price ($334 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($83 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from Helsinki to Sydney

Cheapest flights from Helsinki to Sydney
Explore the most affordable flight options available from Helsinki to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Mon 10/1119:25HEL - SYD
2 stops40h 50mLufthansa
Mon 24/1115:15SYD - HEL
2 stops31h 25mLufthansa
Deal found 15/4$1,786
Thu 8/519:35HEL - SYD
2 stops28h 45mMultiple Airlines
Wed 21/512:50SYD - HEL
2 stops32h 10mMultiple Airlines
Deal found 14/4$1,830
Wed 12/1112:25HEL - SYD
2 stops46h 20mTurkish Airlines
Wed 26/1121:40SYD - HEL
2 stops29h 25mTurkish Airlines
Deal found 15/4$1,948
Tue 11/1123:55HEL - SYD
1 stop22h 30mFinnair
Thu 27/1108:45SYD - HEL
1 stop30h 00mFinnair
Deal found 15/4$2,002
Sat 8/1114:00HEL - SYD
2 stops35h 20mMalaysia Airlines
Sat 29/1122:15SYD - HEL
2 stops50h 00mMalaysia Airlines
Deal found 15/4$2,066
Mon 5/521:05HEL - SYD
2 stops49h 15mBritish Airways
Tue 20/510:20SYD - HEL
2 stops35h 00mBritish Airways
Deal found 15/4$2,077
Mon 5/517:10HEL - SYD
1 stop41h 00mQatar Airways
Wed 21/517:45SYD - HEL
2 stops28h 30mQatar Airways
Deal found 14/4$2,465
Tue 11/1106:50HEL - SYD
3 stops41h 45mAir Canada
Thu 27/1111:20SYD - HEL
2 stops38h 30mAir Canada
Deal found 15/4$2,630
Sun 4/500:25HEL - SYD
1 stop23h 15mQantas Airways
Wed 21/514:50SYD - HEL
2 stops34h 00mQantas Airways
Deal found 14/4$2,975
Sun 14/1207:50HEL - SYD
2 stops41h 00mVietnam Airlines
Fri 2/111:50SYD - HEL
2 stops36h 15mVietnam Airlines
Deal found 15/4$3,255
Thu 2/1013:55HEL - SYD
3 stops33h 35mKLM
Sun 12/1012:45SYD - HEL
3 stops32h 20mKLM
Deal found 15/4$3,297

Cheapflights Fare Finder

Customise 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, Cheapflights users made 647,157 searches. Data last updated 15 April 2025.
Use the filters below to find and compare flights from Helsinki to Sydney that are best for you.

Fly from

Helsinki

Fly to

Sydney

Route

Depart

Return

Price

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 8/5

19:35-07:20

2 stops28h 45m

Sydney Kingsford Smith

Wed 21/5

12:50-14:00

2 stops32h 10m

$1,830

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Tue 6/5

19:35-19:00

2 stops40h 25m

Sydney Kingsford Smith

Tue 13/5

20:55-11:40

2 stops45h 45m

$1,986

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Mon 5/5

21:05-05:20

2 stops49h 15m

Sydney Kingsford Smith

Tue 20/5

10:20-14:20

2 stops35h 00m

$2,077

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Wed 7/5

00:35-06:10

1 stop22h 35m

Sydney Kingsford Smith

Wed 21/5

10:20-06:00

1 stop26h 40m

$2,252

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Thu 2/10

08:00-19:35

2 stops28h 35m

Sydney Kingsford Smith

Sun 12/10

22:10-12:20

2 stops46h 10m

$2,358

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Mon 5/5

17:10-17:10

1 stop41h 00m

Sydney Kingsford Smith

Wed 21/5

17:45-15:15

2 stops28h 30m

$2,465

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Mon 5/5

18:25-09:45

3 stops32h 20m

Sydney Kingsford Smith

Tue 20/5

06:15-13:00

3 stops37h 45m

$2,902

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Sun 4/5

00:25-06:40

1 stop23h 15m

Sydney Kingsford Smith

Tue 20/5

14:50-17:50

2 stops34h 00m

$2,938

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Mon 5/5

16:00-07:05

1 stop32h 05m

Sydney Kingsford Smith

Tue 20/5

09:10-15:20

1 stop37h 10m

$5,408

HelsinkiSydney

HEL - SYD

HELSYD

Helsinki-Vantaa

Mon 5/5

06:10-07:20

2 stops42h 10m

Sydney Kingsford Smith

Tue 20/5

09:20-16:50

2 stops38h 30m

$5,848

Flights are sorted by cheapest return flights first.

Deals found on 15/4

Showing 1-10 of 22 results
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Best time to book a flight from Helsinki to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Helsinki with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Helsinki to Sydney

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

Use this chart to determine the optimal time to book a return flight from Helsinki to Sydney. Price data was last updated on 11 April 2025.

Booking 24 days in advance of your planned departure date is, on average, the best time to get cheap flights from Helsinki to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Helsinki to Sydney?

Currently, May is the cheapest month in which you can book a flight from Helsinki to Sydney (average of $129). Flying from Helsinki to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from HEL to SYD?

Find hourly flight availability from Helsinki to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

It’s optimal to fly from Helsinki to Sydney in the afternoon. By choosing this option you can save up to 10% on the cost of your flight, compared to a flight in the morning.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sydney. Reviews last updated 15 April 2025.

Food

7.7

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Food

7.7

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Food

7.7

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Food

7.7

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Food

7.7

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Food

7.7

Boarding

8.4

Crew

8.7

Overall

8.3

Comfort

8.2

Entertainment

7.8

Reviews

1 / 20
10.0
Excellent

mark,Nov 2024

YVR - NRT

I like that flight because super nice and friendly. I’m a senior and quick not comfortable to ask what I need help. But would be nicer if they check us if we need any more help because we are not able to leave our seat. However Japan Aniline is my on top priority

Related info for your journey

Find useful and relevant information for your journey from Helsinki to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Helsinki to Sydney round-trip?

    Turkish Airlines, at $1,986, was found to be the cheapest airline from Helsinki to Sydney.Alternate airlines to your destination round-trip include British Airways and Finnair. These flights start at 11% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Helsinki to Sydney one-way?

    To fly one-way, consider booking your trip with Juneyao Airlines, which is currently one of the cheapest options available, starting at $1,487. Qatar Airways flights start at $1,643 while deals on Finnair start at $1,700 one-way.

  • Can I find deals for flights from Helsinki to Sydney that include hotel bookings?

    Yes. In addition to deals on Helsinki to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Helsinki to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Helsinki to Sydney.

  • Can I find deals for business class flights from Helsinki to Sydney?

    Yes. Cheapflights offers flight deals from Helsinki to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Helsinki to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Helsinki to Sydney (average of $129). Flying from Helsinki to Sydney in October is currently the most expensive (average of $171). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Helsinki?

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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Helsinki to Sydney

Discover the top airline that operate flights from Helsinki to Sydney. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 15 April 2025.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$1,749Average$2,083FlexibilityNo cancel feeOn-time76%
Search Finnair flights

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