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Cheap flights from Sydney to Tongatapu from $384

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 12/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — TBU
3 Feb — 10 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Tongatapu

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Tongatapu
Explore the most affordable flight options available from Sydney to Tongatapu. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 January 2026.

Mon 20/713:15SYD - TBU
1 stop9h 30mFiji Airways
Sat 25/705:40TBU - SYD
1 stop9h 05mFiji Airways
Deal found 2/1$675
Mon 2/314:00SYD - TBU
1 stop9h 50mFiji Airways
Wed 25/305:00TBU - SYD
1 stop9h 35mFiji Airways
Deal found 2/1$676
Tue 3/206:00SYD - TBU
1 stop26h 35mFiji Airways
Tue 10/205:40TBU - SYD
1 stop8h 55mFiji Airways
Deal found 3/1$693
Sun 1/314:00SYD - TBU
1 stop18h 35mFiji Airways
Sat 21/316:00TBU - SYD
1 stop22h 35mFiji Airways
Deal found 2/1$699
Thu 26/214:00SYD - TBU
1 stop23h 00mFiji Airways
Sat 21/316:00TBU - SYD
1 stop22h 35mFiji Airways
Deal found 2/1$700
Tue 10/214:00SYD - TBU
1 stop9h 05mFiji Airways
Tue 24/205:40TBU - SYD
1 stop18h 25mFiji Airways
Deal found 4/1$715
Mon 2/314:00SYD - TBU
1 stop9h 50mFiji Airways
Thu 19/305:00TBU - SYD
1 stop9h 35mFiji Airways
Deal found 2/1$717
Thu 26/214:00SYD - TBU
1 stop9h 50mMultiple Airlines
Wed 25/305:00TBU - SYD
2 stops13h 15mMultiple Airlines
Deal found 2/1$720
Sat 28/209:10SYD - TBU
Nonstop4h 35mMultiple Airlines
Tue 24/305:40TBU - SYD
1 stop8h 55mMultiple Airlines
Deal found 2/1$738
Sun 1/314:00SYD - TBU
1 stop18h 35mFiji Airways
Thu 19/305:00TBU - SYD
1 stop9h 35mFiji Airways
Deal found 2/1$741
Sat 28/207:45SYD - TBU
1 stop10h 35mMultiple Airlines
Sat 7/316:00TBU - SYD
1 stop8h 05mMultiple Airlines
Deal found 3/1$756
Tue 3/314:00SYD - TBU
1 stop9h 50mFiji Airways
Sat 21/305:00TBU - SYD
1 stop9h 35mFiji Airways
Deal found 2/1$764

Find flight deals from Sydney to Tongatapu

Keep the following information in mind while searching for Sydney to Tongatapu flight deals. Data was last updated 4 January 2026.

Round-trip from

$675

One-way from

$384

Popular in

December

Cheapest in

May

Average price

$809

Good round-trip deal

$857 or less

Good one-way deal

$396 or less
Fiji Airways
  • Fiji Airways
  • 11/2-25/2
  • 2 total stops
  • 35h 30m total
  • Sydney to Tongatapu
Search Deals
Fiji Airways
  • Fiji Airways
  • 12/2
  • 1 total stop
  • 23h 00m total
  • Sydney to Tongatapu
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($142 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($52 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals
Price to beat on a round-trip flight from Sydney Kingsford Smith to Tongatapu.
Search Deals
Price to beat on a one-way flight from Sydney Kingsford Smith to Tongatapu.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Tongatapu 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 4 January 2026.
Use the filters below to find and compare flights from Sydney to Tongatapu that are best for you.

Fly from

Sydney

Fly to

Tongatapu

Route

Depart

Return

Price

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Fri 1/5

13:15-01:05

1 stop8h 50m

Nuku‘alofa Fua'Amotu Intl

Tue 5/5

05:40-11:45

1 stop9h 05m

$675

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Wed 11/2

06:00-01:05

1 stop17h 05m

Nuku‘alofa Fua'Amotu Intl

Wed 25/2

05:40-22:05

1 stop18h 25m

$675

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Mon 2/3

14:00-01:50

1 stop9h 50m

Nuku‘alofa Fua'Amotu Intl

Tue 24/3

05:40-12:35

1 stop8h 55m

$676

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Mon 2/3

14:00-01:50

1 stop9h 50m

Nuku‘alofa Fua'Amotu Intl

Wed 25/3

05:00-12:35

1 stop9h 35m

$676

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 10/3

14:00-10:35

1 stop18h 35m

Nuku‘alofa Fua'Amotu Intl

Sat 14/3

16:00-22:05

1 stop8h 05m

$676

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Thu 26/2

14:00-15:00

1 stop23h 00m

Nuku‘alofa Fua'Amotu Intl

Sat 21/3

16:00-12:35

1 stop22h 35m

$700

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sat 28/2

09:10-15:45

Nonstop4h 35m

Nuku‘alofa Fua'Amotu Intl

Sat 7/3

16:00-22:05

1 stop8h 05m

$715

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 10/2

14:00-01:05

1 stop9h 05m

Nuku‘alofa Fua'Amotu Intl

Tue 24/2

05:40-22:05

1 stop18h 25m

$715

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Mon 2/3

14:00-01:50

1 stop9h 50m

Nuku‘alofa Fua'Amotu Intl

Mon 23/3

11:20-22:05

1 stop12h 45m

$717

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Fri 27/2

06:00-15:00

1 stop7h 00m

Nuku‘alofa Fua'Amotu Intl

Wed 25/3

05:00-17:40

2 stops14h 40m

$720

Flights are sorted by cheapest return flights first.

Deals found on 4/1

Showing 1-10 of 21 results
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Best time to book a flight from Sydney to Tongatapu

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

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

Currently, March is the cheapest month in which you can book a flight from Sydney to Tongatapu (average of $434). Flying from Sydney to Tongatapu in December is currently the most expensive (average of $691). 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 SYD to TT?

Find hourly flight availability from Sydney to Tongatapu. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 January 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to Tongatapu as you normally would.

Reviews of airlines servicing Tongatapu

Get insights into the airlines that provide service to Tongatapu. 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 Tongatapu. Reviews last updated 4 January 2026.
Check out reviews from past customers who have flown with Fiji Airways, Air New Zealand, andQantas Airways from Sydney to Tongatapu to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Fiji Airways
8.0
Very Good
216 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.5

Crew

8.5

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Fiji Airways
8.0
Very Good
216 reviews
Fiji Airways
8.0
Very Good
216 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.5

Crew

8.5

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Air New Zealand
8.0
Very Good
564 reviews
Fiji Airways
8.0
Very Good
216 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.5

Crew

8.5

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.
Qantas Airways
7.5
Good
966 reviews
Fiji Airways
8.0
Very Good
216 reviews
Check prices

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Overall

8.0

Food

7.5

Crew

8.5

Reviews

1 / 17
10.0
Excellent

Anonymous,Oct 2025

CNS - NAN

Food service: Outstanding. Comfort of seating and usual things: Also outstanding.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Tongatapu. 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 from for flights from Sydney to Tongatapu?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Tongatapu. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

  • How popular is this Sydney to Tongatapu flight route?

    Flights from Sydney Kingsford Smith to Tongatapu have been viewed 1,667 times in the past calendar month.

  • How long is the flight from Sydney to Tongatapu?

    There are many flights that can get you from Sydney to Tongatapu in 8h 50m. Fly via Fiji Airways to get the fastest option. There are 3584 km between Sydney and Tongatapu.

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

    The cheapest airline one-way is Fiji Airways, with whom users have recently found tickets for as low as $268. However, be on the lookout for offers from Qantas Airways and Air New Zealand, as they are both options that can get you from Sydney to Tongatapu for a low price.

  • What are the cheapest flights from Sydney to Tongatapu?

    Looking for the cheapest flight from Sydney to Tongatapu? While on average our users pay $928, our data indicates the cheapest price to be $358. The most popular route (Sydney Kingsford Smith - Nuku‘alofa Fua'Amotu Intl), is priced around $666.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Sydney to Tongatapu (average of $434). Flying from Sydney to Tongatapu in December is currently the most expensive (average of $691). 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

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Alternative routes for Sydney to Tongatapu

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

Top 3 airlines flying from Sydney to Tongatapu

Discover the top 3 airlines that operate flights from Sydney to Tongatapu. 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 4 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Fiji AirwaysCheapest$515Average$729FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
Qantas AirwaysCheapest$616Average$869FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Air New ZealandCheapest$847Average$1,062FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights

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 Sydney to Tongatapu?

Cheapflights helps you search for flights from Sydney to Tongatapu via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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 Tongatapu from Sydney.

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

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

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

Yes! Start tracking prices for Sydney to Tongatapu flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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