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Cheap flights from Trondheim to Sydney from $2,220

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/3. Fares are subject to change and may not be available on all flights or dates of travel.
TRD — SYD
27 Mar — 3 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Trondheim to Sydney

Enter your travel dates to find the best prices.

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 25 February 2026.

Thu 5/307:45
TRD
-
SYD
2 stops37h 05m
Multiple Airlines
Thu 12/321:45
SYD
-
TRD
3 stops45h 55m
Multiple Airlines
Deal found 24/2$2,220
Thu 7/508:50
TRD
-
SYD
2 stops51h 20m
Finnair
Mon 11/510:20
SYD
-
TRD
2 stops30h 00m
Finnair
Deal found 24/2$2,240
Wed 11/306:30
TRD
-
SYD
2 stops26h 20m
Multiple Airlines
Sun 15/306:00
SYD
-
TRD
2 stops27h 35m
Multiple Airlines
Deal found 23/2$2,483
Thu 5/305:30
TRD
-
SYD
2 stops26h 25m
Etihad Airways
Mon 9/316:35
SYD
-
TRD
2 stops27h 05m
Etihad Airways
Deal found 24/2$3,197
Thu 5/317:10
TRD
-
SYD
3 stops28h 20m
KLM
Wed 11/316:15
SYD
-
TRD
2 stops34h 20m
KLM
Deal found 24/2$3,247
Thu 5/317:50
TRD
-
SYD
2 stops50h 45m
Multiple Airlines
Mon 9/321:15
SYD
-
TRD
3 stops35h 40m
Multiple Airlines
Deal found 24/2$3,393
Thu 5/317:50
TRD
-
SYD
2 stops50h 45m
Multiple Airlines
Sat 14/322:15
SYD
-
TRD
2 stops35h 20m
Multiple Airlines
Deal found 24/2$3,444
Thu 5/317:10
TRD
-
SYD
3 stops28h 20m
Multiple Airlines
Wed 11/315:30
SYD
-
TRD
3 stops33h 25m
Multiple Airlines
Deal found 24/2$3,466

Find 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 25 February 2026.

Round-trip from

$2,241

Popular in

December

Cheapest in

September

Average price

$2,340
Finnair
  • Finnair
  • 7/5-11/5
  • 4 total stops
  • 72h 55m total
  • Trondheim to Sydney
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($616 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($72 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 25 February 2026.
Use the filters below to find and compare flights from Trondheim to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TrondheimSydney

TRD - SYD

TRDSYD

Trondheim Vaernes

Thu 7/5

08:50-20:10

2 stops51h 20m

Sydney Kingsford Smith

Mon 11/5

10:20-08:20

2 stops30h 00m

$2,240

TrondheimSydney

TRD - SYD

TRDSYD

Trondheim Vaernes

Wed 11/3

20:00-06:50

2 stops48h 50m

Sydney Kingsford Smith

Sun 15/3

06:35-22:55

3 stops50h 20m

$3,554

TrondheimSydney

TRD - SYD

TRDSYD

Trondheim Vaernes

Wed 11/3

17:10-07:25

3 stops28h 15m

Sydney Kingsford Smith

Sun 15/3

12:45-16:35

3 stops37h 50m

$5,832

Flights are sorted by cheapest return flights first.

Deals found on 24/2

Sorted by cheapest first

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.

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.

  • How long is the flight from Trondheim to Sydney?

    For as low as $2,240, Finnair can have you in Sydney from Trondheim in 51h 20m. The distance between Trondheim and Sydney is about 15743 km.

  • 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.

See more FAQs

Travelling to a place near Sydney?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Trondheim to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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