What is the cheapest airline that flies from Australia to Tonga?

Fiji Airways, Qantas Airways, and Air New Zealand are the most popular carriers operating from Australia to Tonga

How many flights depart from Australia to Tonga on average per week?

2 flights are operational weekly from Australia to Tonga as of September 2025. The most popular departure day for this route is Tue, with 50% of flights per week taking off on this day.

How long is the flight from Australia to Tonga?

The average flight duration from Australia to Tonga depends on which airport you fly into and out of. Flying from Sydney to Nuku‘alofa is 4h 20m on average, while flying from Melbourne to Nuku‘alofa is 8h on average. Nuku‘alofa is the most popular airport in Tonga.

Which airlines fly to Tonga?

Qantas Airways, Fiji Airways and Air New Zealand are the top three most popular airlines that fly to Tonga from Australia according to our data. Qantas Airways is the first choice among our users, with 45% of people opting to fly with this airline when travelling to Tonga. Keep in mind that there are 3 different airlines that fly to Tonga on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Australia to Tonga?

Prices for flights from Australia to Tonga are refreshed on a daily basis.

How many operators does momondo search for flights from Australia to Tonga?

There are 3 operators available for flights from Australia to Tonga as of September 2025.

How old do you have to be to fly from Australia to Tonga?

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 Australia to Tonga.

What documentation or ID do you need to fly to Tonga?

The required travel and health documents for your Tonga trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Tonga. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$347 Cheap Flights from Australia to Tonga in 2025

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Find the cheapest flights from Australia to Tonga

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Recent return flight deals from Australia to Tonga

14:10 - 01:50SYD-TBU

9h 40m1 stop

05:00 - 12:30TBU-SYD

9h 30m1 stop

$634Fiji Airways

Find Deal

Tue, 10 Feb - Tue, 24 Feb

14:15 - 15:25SYD-TBU

23h 10m1 stop

10:25 - 12:30TBU-SYD

28h 05m1 stop

$645Fiji Airways

Find Deal

Thu, 30 Oct - Wed, 12 Nov

14:10 - 01:50SYD-TBU

9h 40m1 stop

05:00 - 21:50TBU-SYD

18h 50m1 stop

$648Fiji Airways

Find Deal

Tue, 10 Feb - Tue, 24 Feb

06:00 - 15:25SYD-TBU

7h 25m1 stop

05:40 - 12:30TBU-SYD

8h 50m1 stop

$654Fiji Airways

Find Deal

Sat, 7 Feb - Wed, 25 Feb

06:00 - 15:25SYD-TBU

7h 25m1 stop

05:40 - 12:30TBU-SYD

8h 50m1 stop

$655Fiji Airways

Find Deal

Sat, 7 Feb - Wed, 25 Feb

09:10 - 15:45SYD-TBU

4h 35mdirect

10:25 - 21:50TBU-SYD

13h 25m1 stop

$705

Find Deal

Tue, 4 Nov - Wed, 19 Nov

09:05 - 15:25SYD-TBU

4h 20mdirect

16:25 - 22:10TBU-SYD

7h 45m1 stop

$747

Find Deal

Tue, 14 Oct - Thu, 23 Oct

09:10 - 15:45SYD-TBU

4h 35mdirect

16:55 - 20:15TBU-SYD

5h 20mdirect

$830Qantas Airways

Find Deal

Sat, 7 Feb - Sat, 21 Feb

09:05 - 15:25SYD-TBU

4h 20mdirect

16:20 - 20:05TBU-SYD

5h 45mdirect

$908Qantas Airways

Find Deal

Sat, 11 Oct - Sat, 18 Oct

18:35 - 10:10BNE-TBU

12h 35m1 stop

21:45 - 07:30TBU-BNE

12h 45m1 stop

$1,012Air New Zealand

Find Deal

Wed, 8 Oct - Mon, 13 Oct

Fiji Airways flights from Australia to Tonga

Our best Fiji Airways deals on Australia to Tonga flight tickets

Fiji Airways

10 Feb

SYD14:10Sydney Kingsford Smith

9h 40m

1 stop

TBU01:50Nuku‘alofa Fua'Amotu Intl

24 Feb

TBU05:00Nuku‘alofa Fua'Amotu Intl

9h 30m

1 stop

SYD12:30Sydney Kingsford Smith

$634

Find similar

Fiji Airways

30 Oct

SYD14:15Sydney Kingsford Smith

23h 10m

1 stop

TBU15:25Nuku‘alofa Fua'Amotu Intl

12 Nov

TBU10:25Nuku‘alofa Fua'Amotu Intl

28h 05m

1 stop

SYD12:30Sydney Kingsford Smith

$645

Find similar

Fiji Airways

10 Feb

SYD14:10Sydney Kingsford Smith

9h 40m

1 stop

TBU01:50Nuku‘alofa Fua'Amotu Intl

24 Feb

TBU05:00Nuku‘alofa Fua'Amotu Intl

18h 50m

1 stop

SYD21:50Sydney Kingsford Smith

$648

Find similar

Qantas Airways flights from Australia to Tonga

Our best Qantas Airways deals on Australia to Tonga flight tickets

Qantas Airways

7 Feb

SYD09:10Sydney Kingsford Smith

4h 35m

TBU15:45Nuku‘alofa Fua'Amotu Intl

21 Feb

TBU16:55Nuku‘alofa Fua'Amotu Intl

5h 20m

SYD20:15Sydney Kingsford Smith

$830

Find similar

Qantas Airways

11 Oct

SYD09:05Sydney Kingsford Smith

4h 20m

TBU15:25Nuku‘alofa Fua'Amotu Intl

18 Oct

TBU16:20Nuku‘alofa Fua'Amotu Intl

5h 45m

SYD20:05Sydney Kingsford Smith

$908

Find similar

Qantas Airways

18 Oct

SYD09:05Sydney Kingsford Smith

4h 20m

TBU15:25Nuku‘alofa Fua'Amotu Intl

28 Oct

TBU16:55Nuku‘alofa Fua'Amotu Intl

5h 20m

SYD20:15Sydney Kingsford Smith

$910

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 10/2

14:10-01:50

1 stop9h 40m

Nuku‘alofa Fua'Amotu Intl

Tue 24/2

05:00-12:30

1 stop9h 30m

$634

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Thu 30/10

14:15-15:25

1 stop23h 10m

Nuku‘alofa Fua'Amotu Intl

Wed 12/11

10:25-12:30

1 stop28h 05m

$645

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 10/2

14:10-01:50

1 stop9h 40m

Nuku‘alofa Fua'Amotu Intl

Tue 24/2

05:00-21:50

1 stop18h 50m

$648

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sat 7/2

06:00-15:25

1 stop7h 25m

Nuku‘alofa Fua'Amotu Intl

Wed 25/2

05:40-12:30

1 stop8h 50m

$654

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sat 7/2

06:00-15:25

1 stop7h 25m

Nuku‘alofa Fua'Amotu Intl

Wed 25/2

05:40-12:30

1 stop8h 50m

$655

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 4/11

09:10-15:45

Nonstop4h 35m

Nuku‘alofa Fua'Amotu Intl

Wed 19/11

10:25-21:50

1 stop13h 25m

$705

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 14/10

09:05-15:25

Nonstop4h 20m

Nuku‘alofa Fua'Amotu Intl

Thu 23/10

16:25-22:10

1 stop7h 45m

$747

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sat 7/2

09:10-15:45

Nonstop4h 35m

Nuku‘alofa Fua'Amotu Intl

Sat 21/2

16:55-20:15

Nonstop5h 20m

$830

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

16:20-20:05

Nonstop5h 45m

$908

BrisbaneNuku‘alofa

BNE - TBU

BNETBU

Brisbane

Wed 8/10

18:35-10:10

1 stop12h 35m

Nuku‘alofa Fua'Amotu Intl

Mon 13/10

21:45-07:30

1 stop12h 45m

$1,012

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How to get the cheapest flight ticket from Australia to Tonga

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

Prices

Airlines

Other information

What is the cheapest month to fly to Tonga?

The month of May is another great option to travel to Tonga, with average flight prices from Australia averaging around $761.

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

On average, the least expensive day to fly to Tonga from Australia is on a Monday. momondo users have found tickets for Monday departures for as low as $774. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Thursday is the most expensive day to depart from Australia because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $1,219.

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

Flying to Tonga from Australia at midday is the least expensive time of day to depart. momondo users have found prices as low as $747 when looking at flights departing at midday. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $985 on average. Flights to Tonga from Australia in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Australia to Tonga flight route?

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

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

You are more likely to see cheaper flights to Tonga from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Tonga for around $823 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Tonga from Australia for as low as $719 on momondo.

What cabin class options are available on Australia to Tonga flights?

There are 3 cabin classes available to choose from on Australia to Tonga 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 Australia to Tonga flights?

You could potentially save up to 6% on your flight if you consider stops on a Australia to Tonga flight.

Cheap Australia to Tonga flight deals and tips

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

Best price found	$440
Fastest flight time	4h 20m
Direct flights	Wed and Sun
Airports in Tonga	1 airport

The best one-way flight to Tonga from Australia in the past 72 hours is $440. The best return flight deal from Australia to Tonga found on momondo in the last 72 hours is $719.

The fastest flight from Australia to Tonga takes 4h 20m

Direct flights go from Australia to Tonga on Wednesday and Sunday. Airline offering direct flights is Qantas Airways..

There is 1 airport near Tonga: Nuku‘alofa Fua'Amotu Intl (TBU)

Search flight deals

When did momondo last update prices for flights from Australia to Tonga?
Prices for flights from Australia to Tonga are refreshed on a daily basis.
How many operators does momondo search for flights from Australia to Tonga?
There are 3 operators available for flights from Australia to Tonga as of September 2025.
How old do you have to be to fly from Australia to Tonga?
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 Australia to Tonga.
What documentation or ID do you need to fly to Tonga?
The required travel and health documents for your Tonga trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Tonga. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Australia to Tonga?
Based on momondo bookings for flights between Australia and Tonga, the leading plane model is Boeing 737-800 Passenger/BBJ2 (winglets), making up 100.00% of the total bookings.

Best airlines flying from Australia to Tonga

Compare and see reviews for airlines that fly from Australia to Tonga with momondo

Airline	Rating	Free cancellation	Price
Fiji Airways	PriceFrom $337	Free cancellation	Rating 8.0 205 reviews	Search Fiji Airways flights
Qantas Airways	PriceFrom $487	Free cancellation	Rating 7.5 905 reviews	Search Qantas Airways flights
Air New Zealand	PriceFrom $815	Free cancellation	Rating 8.0 505 reviews	Search Air New Zealand flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Australia to Tonga. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Tonga from Australia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Tonga from Australia.

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

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

An easier way to manage your Tonga 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.

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Find better results for your trip to Tonga

Popular Cities in Tonga

Look for other cheap flights to Nuku‘alofafrom $622

Look for other cheap flights to Vava'ufrom $1,556

Cheap flights from Australia to Tonga from $347

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Tonga departing on 7/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

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Price Alerts

Price Alerts

Find the cheapest flights from Australia to Tonga

Recent return flight deals from Australia to Tonga

Recent one-way flight deals from Australia to Tonga

Recent last minute flight deals from Australia to Tonga

Recent direct flight deals from Australia to Tonga

Fiji Airways flights from Australia to Tonga

Our best Fiji Airways deals on Australia to Tonga flight tickets

Qantas Airways flights from Australia to Tonga

Our best Qantas Airways deals on Australia to Tonga flight tickets

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Use the filters below to find and compare flights from Australia to Tonga that are best for you.

See travel insights to Tonga from

How to get the cheapest flight ticket from Australia to Tonga

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 Tonga?

The month of May is another great option to travel to Tonga, with average flight prices from Australia averaging around $761.

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

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

What is the cheapest Australia to Tonga flight route?

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

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

What cabin class options are available on Australia to Tonga flights?

There are 3 cabin classes available to choose from on Australia to Tonga 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 Australia to Tonga flights?

You could potentially save up to 6% on your flight if you consider stops on a Australia to Tonga flight.

What is the cheapest airline that flies from Australia to Tonga?

Fiji Airways, Qantas Airways, and Air New Zealand are the most popular carriers operating from Australia to Tonga

Which airlines fly to Tonga?

How many flights depart from Australia to Tonga on average per week?

2 flights are operational weekly from Australia to Tonga as of September 2025. The most popular departure day for this route is Tue, with 50% of flights per week taking off on this day.

How long is the flight from Australia to Tonga?

The average flight duration from Australia to Tonga depends on which airport you fly into and out of. Flying from Sydney to Nuku‘alofa is 4h 20m on average, while flying from Melbourne to Nuku‘alofa is 8h on average. Nuku‘alofa is the most popular airport in Tonga.

Cheap Australia to Tonga flight deals and tips

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

Best price found

Fastest flight time

Direct flights

Airports in Tonga

When did momondo last update prices for flights from Australia to Tonga?

How many operators does momondo search for flights from Australia to Tonga?

How old do you have to be to fly from Australia to Tonga?

What documentation or ID do you need to fly to Tonga?

What is the most popular plane model from Australia to Tonga?

Best airlines flying from Australia to Tonga

Compare and see reviews for airlines that fly from Australia to Tonga with momondo

Why use momondo?

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

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

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

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

An easier way to manage your Tonga 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.

Find better results for your trip to Tonga

Popular Cities in Tonga

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