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Cheap flights from Tonga to Australia from $268

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
TBU — SYD
11 Jun — 18 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Tonga to Australia

Enter your travel dates to find the best prices.

Cheapest flights from Tonga to Australia
Explore the most affordable flight options available from Tonga to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 May 2026.

Sat 21/1116:00
TBU
-
SYD
1 stop8h 05m
Fiji Airways
Thu 3/1206:00
SYD
-
TBU
1 stop7h 00m
Fiji Airways
Deal found 7/5$628
Sat 1/816:55
TBU
-
SYD
1 stop8h 15m
Multiple Airlines
Sat 15/809:05
SYD
-
TBU
Nonstop4h 25m
Multiple Airlines
Deal found 12/5$762
Sat 21/1105:00
TBU
-
SYD
2 stops18h 10m
Multiple Airlines
Thu 3/1214:00
SYD
-
TBU
1 stop9h 50m
Multiple Airlines
Deal found 7/5$798
Sat 9/517:30
TBU
-
SYD
Nonstop5h 40m
Multiple Airlines
Sat 6/606:00
SYD
-
TBU
1 stop6h 55m
Multiple Airlines
Deal found 8/5$809
Thu 14/511:20
TBU
-
SYD
1 stop13h 50m
Fiji Airways
Mon 1/613:15
SYD
-
TBU
1 stop9h 30m
Fiji Airways
Deal found 11/5$832
Tue 26/510:55
TBU
-
SYD
1 stop14h 15m
Fiji Airways
Thu 25/606:00
SYD
-
TBU
1 stop6h 55m
Fiji Airways
Deal found 8/5$839

Find flight deals from Tonga to Australia

Keep the following information in mind while searching for Tonga to Australia flight deals. Data was last updated 12 May 2026.

Round-trip from

$762

One-way from

$268

Popular in

January

Cheapest in

February

Average price

$827

Good round-trip deal

$913 or less

Good one-way deal

$432 or less
Qantas Airways
  • Qantas Airways
  • 1/8-15/8
  • 1 total stop
  • 12h 40m total
  • Tonga to Australia
Search Deals
Fiji Airways
  • Fiji Airways
  • 16/6
  • 1 total stop
  • 27h 55m total
  • Tonga to Australia
Search Deals
High demand for flights, 3% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($36 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals
Price to beat on a round-trip flight from Tonga to Australia.
Search Deals
Price to beat on a one-way flight from Tonga to Australia.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Tonga to Australia 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 12 May 2026.
Use the filters below to find and compare flights from Tonga to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Sat 1/8

16:55-22:10

1 stop8h 15m

Sydney Kingsford Smith

Sat 15/8

09:05-16:30

Nonstop4h 25m

$762

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Sat 20/6

16:55-11:50

1 stop21h 55m

Sydney Kingsford Smith

Sat 11/7

07:50-19:45

1 stop8h 55m

$881

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Fri 26/6

05:40-11:50

1 stop9h 10m

Sydney Kingsford Smith

Fri 3/7

19:20-19:45

1 stop21h 25m

$958

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Fri 22/5

16:55-11:50

1 stop21h 55m

Sydney Kingsford Smith

Sat 13/6

06:00-15:55

1 stop6h 55m

$1,049
Cheapest one-way

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 26/5

10:55-22:10

1 stop14h 15m

$272

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 23/6

05:40-22:10

1 stop19h 30m

$272

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Wed 2/9

05:00-11:50

1 stop9h 50m

$279

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Mon 31/8

11:20-22:10

1 stop13h 50m

$279
Fastest single journey

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Mon 27/7

11:55-18:10

1 stop9h 15m

$431

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Wed 2/9

05:00-19:10

2 stops17h 10m

$436

Flights are sorted by cheapest return flights first.

Deals found on 10/5

Sorted by cheapest first

Best time to book a flight from Tonga to Australia

Have a flexible travel schedule? Discover the best time to fly to Australia from Tonga 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 Tonga to Australia

What is the cheapest month to book a flight from Tonga to Australia?

Currently, April is the cheapest month in which you can book a flight from Tonga to Australia (average of $300). Flying from Tonga to Australia in January is currently the most expensive (average of $770). 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 TO to AU?

Find hourly flight availability from Tonga to Australia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 May 2026.

When flying from Tonga to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How often are flights from Tonga to Australia delayed?

About 36% of weekly flights between Tonga and Australia have experienced delays in the past year, with the average delay time being 89 minutes.

What is the most punctual flight time for Tonga to Australia flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Tonga to Australia flights?

Over the past year, Qantas Airways have had the lowest number of delays on this route, with just 36% of flights being delayed.

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. 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 Australia. Reviews last updated 12 May 2026.
See what other customers who have flown with Fiji Airways and Qantas Airways from Tonga to Australia have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Fiji Airways
8.1
Very Good
240 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.1

Food

7.5

Reviews

1 / 19
8.0
Excellent

Paul,Mar 2026

YVR - NAN

Flown with Fiji Airways before they have always been good. The crew are very friendly and attentive. The seats in economy are in the small side but good. Another happy flight with them.
Fiji Airways
8.1
Very Good
240 reviews
Fiji Airways
8.1
Very Good
240 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.1

Food

7.5

Reviews

1 / 19
8.0
Excellent

Paul,Mar 2026

YVR - NAN

Flown with Fiji Airways before they have always been good. The crew are very friendly and attentive. The seats in economy are in the small side but good. Another happy flight with them.
Qantas Airways
7.5
Good
1,035 reviews
Fiji Airways
8.1
Very Good
240 reviews
Check prices

Boarding

8.2

Overall

8.1

Crew

8.6

Entertainment

7.5

Comfort

8.1

Food

7.5

Reviews

1 / 19
8.0
Excellent

Paul,Mar 2026

YVR - NAN

Flown with Fiji Airways before they have always been good. The crew are very friendly and attentive. The seats in economy are in the small side but good. Another happy flight with them.

Related info for your journey

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

  • How popular is this Tonga to Australia flight route?

    This flight path from Tonga to Australia was viewed by 92 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from Tonga to Australia one-way?

    To fly one-way, consider booking your trip with Fiji Airways, which is currently one of the cheapest options available, starting at $237. Qantas Airways flights start at $362 while deals on Air New Zealand start at $422 one-way.

  • Can I find deals for flights from Tonga to Australia that include hotel bookings?

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

  • How can I find direct flights from Tonga to Australia?

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

  • Can I find deals for business class flights from Tonga to Australia?

    Yes. Cheapflights offers flight deals from Tonga to Australia 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 Tonga to Australia?

    Currently, April is the cheapest month in which you can book a flight from Tonga to Australia (average of $300). Flying from Tonga to Australia in January is currently the most expensive (average of $770). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Tonga to Australia

Discover the top 2 airlines that operate flights from Tonga to Australia. 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 12 May 2026.
AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest$457Average$715FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
Qantas AirwaysCheapest$713Average$878FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Tonga to Australia?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Australia from Tonga today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Tonga to Australia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Tonga to Australia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Tonga to Australia with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Tonga to Australia flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Tonga to Australia become cheaper?

Yes, Cheapflights offers price alerts on Tonga to Australia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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