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Cheap flights from Tongatapu to Sydney from $444

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 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
TBU — SYD
24 Aug — 31 Aug1
1 adult

Cheap flight deals from Tongatapu to Sydney

Keep the following information in mind while searching for Tongatapu to Sydney flight deals. Data was last updated 19 August 2025.

Popular in

June

Cheapest in

December

Average price

$901

Good round-trip deal

$828 or less

Good one-way deal

$452 or less
Highest demand for flights based on searches. 6% potential increase in price ($93 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from Tongatapu to Sydney Kingsford Smith.
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Price to beat on a one-way flight from Tongatapu to Sydney Kingsford Smith.
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Find flight deals from Tongatapu to Sydney

One-way flights from Tongatapu to Sydney
Search for one-way flight options from Tongatapu to Sydney. Find affordable one-way fares based on user searches. Data last updated 19 August 2025.

Sat 13/905:40TBU - SYD
2 stops15h 25mMultiple Airlines
Deal found 17/8$444
Sat 30/816:45TBU - SYD
2 stops41h 40mMultiple Airlines
Deal found 19/8$450
Sat 27/905:40TBU - SYD
1 stop9h 35mFiji Airways
Deal found 17/8$453
Tue 7/1016:20TBU - SYD
Nonstop5h 45mQantas Airways
Deal found 19/8$464
Tue 26/817:20TBU - SYD
Nonstop5h 45mQantas Airways
Deal found 17/8$475
Fri 12/912:20TBU - SYD
1 stop12h 20mAir New Zealand
Deal found 18/8$489
Sat 13/917:20TBU - SYD
Nonstop5h 45mQantas Airways
Deal found 17/8$492
Tue 2/917:20TBU - SYD
Nonstop5h 45mQantas Airways
Deal found 18/8$493
Sat 27/917:20TBU - SYD
Nonstop5h 45mQantas Airways
Deal found 17/8$496
Wed 27/810:25TBU - SYD
2 stops31h 15mMultiple Airlines
Deal found 19/8$498

Cheapflights Fare Finder

 
Customise your flight search to find flights from Tongatapu 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 19 August 2025.
Use the filters below to find and compare flights from Tongatapu to Sydney that are best for you.

Fly from

Tongatapu

Fly to

Sydney

Route

Depart

Return

Price

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Sat 13/9

05:40-18:05

2 stops15h 25m

$444

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Sat 30/8

16:45-07:25

2 stops41h 40m

$450

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Sat 27/9

05:40-12:15

1 stop9h 35m

$453

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 7/10

16:20-20:05

Nonstop5h 45m

$464

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 26/8

17:20-20:05

Nonstop5h 45m

$475

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Sat 4/10

17:20-20:05

Nonstop5h 45m

$487

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Sat 30/8

17:20-20:05

Nonstop5h 45m

$487

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Sat 6/9

17:20-20:05

Nonstop5h 45m

$487

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Fri 12/9

12:20-21:40

1 stop12h 20m

$489

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Best time to book a flight from Tongatapu to Sydney

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

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

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

Find hourly flight availability from Tongatapu 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 19 August 2025.

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

Related info for your journey

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

  • What airport do you fly into for flights to Sydney from Tongatapu?

    Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly into when you book flights from Tongatapu to Sydney.

  • How popular is this Tongatapu to Sydney flight route?

    Within the past month, 103 users have taken a look at flights from Tongatapu to Sydney Kingsford Smith.

  • What are the cheapest flights from Tongatapu to Sydney?

    On average you can expect to pay $1,080 for a flight from Tongatapu to Sydney. The cheapest flight overall is $412 while the most popular route, (Nuku‘alofa Fua'Amotu Intl - Sydney Kingsford Smith) is currently priced at $865.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Tongatapu to Sydney (average of $129). Flying from Tongatapu 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
Terrigal
Manly
Cronulla
Lithgow
Randwick
Bondi Beach
Leura

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Tongatapu to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Nuku‘alofa to Sydney flights

Top 2 airlines flying from Tongatapu to Sydney

Discover the top 2 airlines that operate flights from Tongatapu 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 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest$524Average$718FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
Qantas AirwaysCheapest$752Average$924FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Tongatapu to Sydney. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Tongatapu to Sydney.

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

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

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

Yes, Cheapflights offers price alerts on Tongatapu to Sydney 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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