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Cheap flights from Trondheim to Sydney from $2,437

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
TRD — SYD
23 Aug — 30 Aug1
1 adult

Cheap flight deals from Trondheim to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Trondheim (TRD) 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 18 August 2025.

Round-trip from

$2,437

Popular in

December

Cheapest in

August

Average price

$2,158
2/10-9/10
  • 2/10-9/10
  • 6 total stops
  • 69h 40m total
  • Trondheim to Sydney
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($757 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease ($83 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Trondheim to Sydney

Cheapest flights from Trondheim to Sydney
Explore the most affordable flight options available from Trondheim to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2025.

Thu 2/1014:35TRD - SYD
3 stops35h 25mMultiple Airlines
Thu 9/1021:30SYD - TRD
3 stops34h 15mMultiple Airlines
Deal found 18/8$2,437
Tue 2/918:25TRD - SYD
2 stops42h 05mMultiple Airlines
Sat 6/914:50SYD - TRD
2 stops49h 20mMultiple Airlines
Deal found 17/8$2,621
Mon 22/1219:45TRD - SYD
3 stops62h 05mMultiple Airlines
Mon 12/121:45SYD - TRD
3 stops55h 20mMultiple Airlines
Deal found 18/8$2,652
Tue 23/1219:45TRD - SYD
2 stops61h 05mMultiple Airlines
Tue 6/116:35SYD - TRD
2 stops31h 55mMultiple Airlines
Deal found 18/8$3,039

Cheapflights Fare Finder

 
Customise your flight search to find flights from Trondheim 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 18 August 2025.
Use the filters below to find and compare flights from Trondheim to Sydney that are best for you.

Fly from

Trondheim

Fly to

Sydney

Route

Depart

Return

Price

TrondheimSydney

TRD - SYD

TRDSYD

Trondheim Vaernes

Thu 2/10

14:35-10:00

3 stops35h 25m

Sydney Kingsford Smith

Thu 9/10

21:30-22:45

3 stops34h 15m

$2,437

TrondheimSydney

TRD - SYD

TRDSYD

Trondheim Vaernes

Tue 2/9

18:25-20:30

2 stops42h 05m

Sydney Kingsford Smith

Sat 6/9

14:50-08:10

2 stops49h 20m

$2,621

TrondheimSydney

TRD - SYD

TRDSYD

Trondheim Vaernes

Mon 22/12

19:45-19:50

3 stops62h 05m

Sydney Kingsford Smith

Mon 12/1

21:45-19:05

3 stops55h 20m

$2,652

TrondheimSydney

TRD - SYD

TRDSYD

Trondheim Vaernes

Tue 23/12

19:45-18:50

2 stops61h 05m

Sydney Kingsford Smith

Tue 6/1

16:35-14:30

2 stops31h 55m

$3,039

Flights are sorted by cheapest return flights first.

Deals found on 18/8

Best time to book a flight from Trondheim to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Trondheim 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 Trondheim to Sydney

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

Currently, May is the cheapest month in which you can book a flight from Trondheim to Sydney (average of $129). Flying from Trondheim 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.

Related info for your journey

Find useful and relevant information for your journey from Trondheim to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Trondheim 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 Trondheim to Sydney?

    Currently, May is the cheapest month in which you can book a flight from Trondheim to Sydney (average of $129). Flying from Trondheim 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 Sydney?

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

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Alternative routes for Trondheim to Sydney

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How does Cheapflights help users find flights from Trondheim to Sydney?

Cheapflights makes it easy to find Trondheim to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Trondheim to Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Trondheim.

Can Cheapflights find flights from Trondheim to Sydney with no change fees?

Yes, we can. To see specific flights from Trondheim to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Trondheim to Sydney become cheaper?

Not ready to book yet? You can track prices for flights from Trondheim to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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