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Cheap flights from Tonga to Sydney from $314

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Tonga to Sydney departing on 19/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Tonga to Sydney

Recent return flight deals from Tonga to Sydney

Enter your travel dates to find the best prices.
Air New Zealand Logo
21:35 - 21:45
TBU
-
SYD
26h 10m1 stop
Air New Zealand Logo
09:55 - 20:20
SYD
-
TBU
8h 25m1 stop
$1,091Air New Zealand
Tue, 10 Mar - Sat, 14 Mar
Multiple Airlines Logo
16:55 - 20:15
TBU
-
SYD
5h 20mdirect
Multiple Airlines Logo
14:00 - 01:05
SYD
-
TBU
9h 05m1 stop
$1,140Multiple Airlines
Tue, 30 Dec - Fri, 13 Mar
Fiji Airways Logo
05:00 - 12:35
TBU
-
SYD
9h 35m1 stop
Fiji Airways Logo
14:00 - 01:05
SYD
-
TBU
9h 05m1 stop
$1,141Fiji Airways
Tue, 30 Dec - Fri, 13 Mar
Air New Zealand Logo
21:35 - 07:50
TBU
-
SYD
36h 15m2 stops
Air New Zealand Logo
09:55 - 20:20
SYD
-
TBU
8h 25m1 stop
$1,187Air New Zealand
Tue, 10 Mar - Sat, 14 Mar
Air New Zealand Logo
21:35 - 07:50
TBU
-
SYD
36h 15m2 stops
Air New Zealand Logo
17:55 - 20:20
SYD
-
TBU
48h 25m2 stops
$1,311Air New Zealand
Tue, 10 Mar - Sat, 14 Mar
Multiple Airlines Logo
05:00 - 12:35
TBU
-
SYD
9h 35m1 stop
Multiple Airlines Logo
09:30 - 01:05
SYD
-
TBU
13h 35m2 stops
$1,650Multiple Airlines
Tue, 30 Dec - Fri, 13 Mar
Fiji Airways Logo
05:40 - 22:05
TBU
-
SYD
18h 25m1 stop
Fiji Airways Logo
06:00 - 15:00
SYD
-
TBU
7h 00m1 stop
$1,661Fiji Airways
Tue, 10 Mar - Sat, 14 Mar
Air New Zealand Logo
21:35 - 17:40
TBU
-
SYD
46h 05m2 stops
Air New Zealand Logo
18:50 - 20:20
SYD
-
TBU
23h 30m2 stops
$2,146Air New Zealand
Tue, 30 Dec - Fri, 13 Mar

Air New Zealand flights from Tonga to Sydney

Our best Air New Zealand deals on Tonga to Sydney flight tickets
Air New Zealand
10 Mar
TBU21:35Nuku‘alofa Fua'Amotu Intl
26h 10m
1 stop
SYD21:45Sydney Kingsford Smith
14 Mar
SYD09:55Sydney Kingsford Smith
8h 25m
1 stop
TBU20:20Nuku‘alofa Fua'Amotu Intl
$1,091
Find similar
Air New Zealand
10 Mar
TBU21:35Nuku‘alofa Fua'Amotu Intl
36h 15m
2 stops
SYD07:50Sydney Kingsford Smith
14 Mar
SYD09:55Sydney Kingsford Smith
8h 25m
1 stop
TBU20:20Nuku‘alofa Fua'Amotu Intl
$1,187
Find similar
Air New Zealand
10 Mar
TBU21:35Nuku‘alofa Fua'Amotu Intl
36h 15m
2 stops
SYD07:50Sydney Kingsford Smith
14 Mar
SYD17:55Sydney Kingsford Smith
48h 25m
2 stops
TBU20:20Nuku‘alofa Fua'Amotu Intl
$1,311
Find similar

Fiji Airways flights from Tonga to Sydney

Our best Fiji Airways deals on Tonga to Sydney flight tickets
Fiji Airways
30 Dec
TBU05:00Nuku‘alofa Fua'Amotu Intl
9h 35m
1 stop
SYD12:35Sydney Kingsford Smith
13 Mar
SYD14:00Sydney Kingsford Smith
9h 05m
1 stop
TBU01:05Nuku‘alofa Fua'Amotu Intl
$1,141
Find similar
Fiji Airways
10 Mar
TBU05:40Nuku‘alofa Fua'Amotu Intl
18h 25m
1 stop
SYD22:05Sydney Kingsford Smith
14 Mar
SYD06:00Sydney Kingsford Smith
7h 00m
1 stop
TBU15:00Nuku‘alofa Fua'Amotu Intl
$1,661
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Tonga 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, momondo users made 78,305 searches. Data last updated 4 December 2025.
Use the filters below to find and compare flights from Tonga to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 10/3

21:35-21:45

1 stop26h 10m

Sydney Kingsford Smith

Sat 14/3

09:55-20:20

1 stop8h 25m

$1,091

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 30/12

16:55-20:15

Nonstop5h 20m

Sydney Kingsford Smith

Fri 13/3

14:00-01:05

1 stop9h 05m

$1,140

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 30/12

05:00-12:35

1 stop9h 35m

Sydney Kingsford Smith

Fri 13/3

14:00-01:05

1 stop9h 05m

$1,141

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 10/3

21:35-07:50

2 stops36h 15m

Sydney Kingsford Smith

Sat 14/3

09:55-20:20

1 stop8h 25m

$1,187

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 10/3

21:35-07:50

2 stops36h 15m

Sydney Kingsford Smith

Sat 14/3

17:55-20:20

2 stops48h 25m

$1,311

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 30/12

05:00-12:35

1 stop9h 35m

Sydney Kingsford Smith

Fri 13/3

09:30-01:05

2 stops13h 35m

$1,650

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 10/3

05:40-22:05

1 stop18h 25m

Sydney Kingsford Smith

Sat 14/3

06:00-15:00

1 stop7h 00m

$1,661

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Tue 30/12

21:35-17:40

2 stops46h 05m

Sydney Kingsford Smith

Fri 13/3

18:50-20:20

2 stops23h 30m

$2,146

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Thu 19/3

11:20-12:35

1 stop27h 15m

$314

Nuku‘alofaSydney

TBU - SYD

TBUSYD

Nuku‘alofa Fua'Amotu Intl

Wed 24/12

10:30-12:35

1 stop28h 05m

$370

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Tonga to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Sydney?

The month of October is, on average, the cheapest month to fly to Sydney from Tonga, with most prices found around $864. If you aren’t able to travel to Sydney during the month of October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $889.

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Thursday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $620. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $1,049.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Tonga to Sydney in the morning for as low as $737. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying at midday when prices are $1,433 on average. Flights to Sydney from Tonga at midday are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Tonga to Sydney Kingsford Smith flight route?

Fly from Nuku‘alofa Fua'Amotu Intl to Sydney Kingsford Smith for the best Tonga - Sydney Kingsford Smith flight prices

What cabin class options are available on Tonga to Sydney Kingsford Smith flights?

There are 3 cabin classes available to choose from on Tonga to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Tonga to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Tonga to Sydney

Best price found

$416

Fastest flight time

5h 20m

Direct flights

Wed, Thu, Fri and Sun

Airports in Sydney

1 airport
The best one-way flight to Sydney from Tonga in the past 72 hours is $416. The best return flight deal from Tonga to Sydney found on momondo in the last 72 hours is $779.
The fastest flight from Tonga to Sydney takes 5h 20m
Direct flights go from Tonga to Sydney on Wednesday, Thursday, Friday and Sunday. Airline offering direct flights is Qantas Airways..
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
Search flight deals

  • When did momondo last update prices for flights from Tonga to Sydney Kingsford Smith Airport?

    Prices for flights from Tonga to Sydney Kingsford Smith Airport are updated daily.

  • How many operators does momondo search for flights from Tonga to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Tonga to Sydney Kingsford Smith Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Tonga to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Tonga to Sydney?

Best airlines flying from Tonga to Sydney

Compare and see reviews for airlines that fly from Tonga to Sydney with momondo
Airline
Rating
Free cancellation
Price
Fiji AirwaysPriceFrom $460Free cancellationRating
8.1
209 reviews
Search Fiji Airways flights
Qantas AirwaysPriceFrom $742Free cancellationRating
7.5
947 reviews
Search Qantas Airways flights

Travelling to a place near Sydney?

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

Why use momondo?

Why should I use momondo to find a flight deal from Tonga to Sydney?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Tonga to Sydney for you.

Can I find flights from Tonga to Sydney with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sydney from Tonga which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Tonga to Sydney?

Once you have performed a search for Tonga to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Tonga to Sydney right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Sydney from Tonga. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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