Cheap flights from Sydney to Tongatapu from $360

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Tongatapu departing on 2/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.

Find the cheapest flights from Sydney to Tongatapu

Cheap return flights

Fiji Airways Logo
14:15 - 09:25SYD-TBU
17h 10m1 stop
Fiji Airways Logo
11:20 - 12:45TBU-SYD
27h 25m1 stop
$653Fiji Airways
Find Deal
Tue, 14 Oct - Mon, 27 Oct
Fiji Airways Logo
13:15 - 15:55SYD-TBU
23h 40m1 stop
Fiji Airways Logo
16:25 - 12:45TBU-SYD
22h 20m1 stop
$663Fiji Airways
Find Deal
Thu, 2 Oct - Thu, 9 Oct
Fiji Airways Logo
13:15 - 15:55SYD-TBU
23h 40m1 stop
Fiji Airways Logo
10:25 - 12:45TBU-SYD
28h 20m1 stop
$667Fiji Airways
Find Deal
Wed, 1 Oct - Wed, 8 Oct
Fiji Airways Logo
13:15 - 15:55SYD-TBU
23h 40m1 stop
Fiji Airways Logo
16:25 - 12:45TBU-SYD
22h 20m1 stop
$679Fiji Airways
Find Deal
Thu, 2 Oct - Thu, 9 Oct
Fiji Airways Logo
13:15 - 09:25SYD-TBU
17h 10m1 stop
Fiji Airways Logo
10:25 - 11:45TBU-SYD
28h 20m1 stop
$690Fiji Airways
Find Deal
Tue, 9 Sep - Wed, 24 Sep
 Logo
09:05 - 15:25SYD-TBU
4h 20mdirect
 Logo
05:40 - 13:15TBU-SYD
9h 35m1 stop
Sat, 11 Oct - Sat, 18 Oct
 Logo
09:05 - 16:25SYD-TBU
4h 20mdirect
 Logo
05:40 - 12:15TBU-SYD
9h 35m1 stop
Sat, 6 Sep - Sat, 13 Sep
Qantas Airways Logo
09:05 - 15:25SYD-TBU
4h 20mdirect
Qantas Airways Logo
16:20 - 20:05TBU-SYD
5h 45mdirect
$838Qantas Airways
Find Deal
Sat, 11 Oct - Sat, 25 Oct
Qantas Airways Logo
09:05 - 16:25SYD-TBU
4h 20mdirect
Qantas Airways Logo
17:20 - 20:05TBU-SYD
5h 45mdirect
$890Qantas Airways
Find Deal
Sat, 6 Sep - Sat, 13 Sep
Air New Zealand Logo
18:20 - 11:10SYD-TBU
13h 50m1 stop
Air New Zealand Logo
14:35 - 21:40TBU-SYD
10h 05m1 stop
$971Air New Zealand
Find Deal
Thu, 4 Sep - Wed, 10 Sep

Fiji Airways flights from Sydney to Tongatapu

Our best Fiji Airways deals on Sydney to Tongatapu flight tickets
Fiji Airways
14 Oct
SYD14:15Sydney Kingsford Smith
17h 10m
1 stop
TBU09:25Nuku‘alofa Fua'Amotu Intl
27 Oct
TBU11:20Nuku‘alofa Fua'Amotu Intl
27h 25m
1 stop
SYD12:45Sydney Kingsford Smith
Fiji Airways
2 Oct
SYD13:15Sydney Kingsford Smith
23h 40m
1 stop
TBU15:55Nuku‘alofa Fua'Amotu Intl
9 Oct
TBU16:25Nuku‘alofa Fua'Amotu Intl
22h 20m
1 stop
SYD12:45Sydney Kingsford Smith
Fiji Airways
1 Oct
SYD13:15Sydney Kingsford Smith
23h 40m
1 stop
TBU15:55Nuku‘alofa Fua'Amotu Intl
8 Oct
TBU10:25Nuku‘alofa Fua'Amotu Intl
28h 20m
1 stop
SYD12:45Sydney Kingsford Smith

Qantas Airways flights from Sydney to Tongatapu

Our best Qantas Airways deals on Sydney to Tongatapu flight tickets
Qantas Airways
11 Oct
SYD09:05Sydney Kingsford Smith
4h 20m
TBU15:25Nuku‘alofa Fua'Amotu Intl
25 Oct
TBU16:20Nuku‘alofa Fua'Amotu Intl
5h 45m
SYD20:05Sydney Kingsford Smith
Qantas Airways
6 Sept
SYD09:05Sydney Kingsford Smith
4h 20m
TBU16:25Nuku‘alofa Fua'Amotu Intl
13 Sept
TBU17:20Nuku‘alofa Fua'Amotu Intl
5h 45m
SYD20:05Sydney Kingsford Smith
Qantas Airways
6 Sept
SYD09:05Sydney Kingsford Smith
4h 20m
TBU16:25Nuku‘alofa Fua'Amotu Intl
13 Sept
TBU17:20Nuku‘alofa Fua'Amotu Intl
5h 45m
SYD20:05Sydney Kingsford Smith

momondo 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, momondo users made 78,305 searches. Data last updated 19 August 2025.
Use the filters below to find and compare flights from Sydney to Tongatapu that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 14/10

14:15-09:25

1 stop17h 10m

Nuku‘alofa Fua'Amotu Intl

Mon 27/10

11:20-12:45

1 stop27h 25m

$653

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Thu 2/10

13:15-15:55

1 stop23h 40m

Nuku‘alofa Fua'Amotu Intl

Thu 9/10

16:25-12:45

1 stop22h 20m

$662

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Wed 1/10

13:15-15:55

1 stop23h 40m

Nuku‘alofa Fua'Amotu Intl

Wed 8/10

10:25-12:45

1 stop28h 20m

$667

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Thu 2/10

13:15-15:55

1 stop23h 40m

Nuku‘alofa Fua'Amotu Intl

Thu 9/10

16:25-12:45

1 stop22h 20m

$679

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 9/9

13:15-09:25

1 stop17h 10m

Nuku‘alofa Fua'Amotu Intl

Wed 24/9

10:25-11:45

1 stop28h 20m

$690

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sat 11/10

09:05-15:25

Nonstop4h 20m

Nuku‘alofa Fua'Amotu Intl

Sat 18/10

05:40-13:15

1 stop9h 35m

$733

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sat 6/9

09:05-16:25

Nonstop4h 20m

Nuku‘alofa Fua'Amotu Intl

Sat 13/9

05:40-12:15

1 stop9h 35m

$735

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sat 11/10

09:05-15:25

Nonstop4h 20m

Nuku‘alofa Fua'Amotu Intl

Sat 25/10

16:20-20:05

Nonstop5h 45m

$838

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sat 6/9

09:05-16:25

Nonstop4h 20m

Nuku‘alofa Fua'Amotu Intl

Sat 13/9

17:20-20:05

Nonstop5h 45m

$890

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Thu 4/9

18:20-11:10

1 stop13h 50m

Nuku‘alofa Fua'Amotu Intl

Wed 10/9

14:35-21:40

1 stop10h 05m

$971

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Tongatapu from

How to get the cheapest flight ticket from Sydney to Tongatapu

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 Tongatapu?

In general, March is the cheapest month to fly from Sydney to Tongatapu. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $750. The month of May is another great option to travel to Tongatapu, with average flight prices from Sydney averaging around $778.

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

The cheapest day to depart on your flight to Tongatapu is on a Monday when prices can be found for as low as $791. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Tongatapu is Thursday, with ticket prices averaging around $1,251.

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

At midday is the cheapest time of day to fly from Sydney to Tongatapu when you can find flight prices for as low as $763. Flying to Tongatapu at midday is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Tongatapu is in the evening when prices are around $1,007.

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

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

How far in advance should I book a flight to Tongatapu?

You are more likely to see cheaper flights to Tongatapu from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Tongatapu for around $841 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tongatapu from Sydney for as low as $744 on momondo.

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

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

Can stopping save me money on Sydney to Tongatapu flights?

No. A direct flight is the cheapest option for a flight between Sydney to Tongatapu.

Cheap Sydney to Tongatapu flight deals and tips

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

Best price found

$360

Fastest flight time

4h 20m

Direct flights

Wed, Thu and Sun

Airports in Tongatapu

1 airport
The best one-way flight to Tongatapu from Sydney in the past 72 hours is $360. The best return flight deal from Sydney to Tongatapu found on momondo in the last 72 hours is $653.
The fastest flight from Sydney to Tongatapu takes 4h 20m
Direct flights go from Sydney to Tongatapu on Wednesday, Thursday and Sunday. Airline offering direct flights is Qantas Airways..
There is 1 airport near Tongatapu: Nuku‘alofa Fua'Amotu Intl (TBU)
  • When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Tongatapu?

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Tongatapu.

  • What documentation or ID do you need to fly to Tongatapu?

    The travel and health documents required for your trip to Tongatapu can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Tongatapu. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Sydney to Tongatapu

Compare and see reviews for airlines that fly from Sydney to Tongatapu with momondo
Airline
Rating
Free cancellation
Price
Fiji AirwaysPriceFrom $530Free cancellationRating
8.0
204 reviews
Search Fiji Airways flights
Qantas AirwaysPriceFrom $634Free cancellationRating
7.5
896 reviews
Search Qantas Airways flights
Air New ZealandPriceFrom $872Free cancellationRating
8.0
504 reviews
Search Air New Zealand flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Tongatapu from Sydney.

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

All flight searches from Sydney to Tongatapu on momondo can be filtered to show those which offer flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Sydney to Tongatapu.

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

If you are not ready to book a flight from Sydney to Tongatapu now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Tongatapu and let you know when they change.

An easier way to manage your Tongatapu trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sun 24/8
Sun 31/8

Find better results for your trip to Tongatapu

Popular Cities in Tongatapu

Popular flights according to clicks in the last 7 days on momondo