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Cheap flights from Sydney to Tongatapu from $300

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 12/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Sydney to Tongatapu

Cheap return flights

Enter your travel dates to find the best prices.
Fiji Airways Logo
06:00 - 01:50
SYD
-
TBU
17h 50m
1 stop
Fiji Airways Logo
16:00 - 12:35
TBU
-
SYD
22h 35m
1 stop
$574Fiji Airways
Mon, 16 Mar - Thu, 26 Mar
Fiji Airways Logo
14:00 - 10:35
SYD
-
TBU
18h 35m
1 stop
Fiji Airways Logo
05:40 - 12:45
TBU
-
SYD
9h 05m
1 stop
$575Fiji Airways
Tue, 24 Mar - Tue, 31 Mar
Fiji Airways Logo
14:00 - 10:35
SYD
-
TBU
18h 35m
1 stop
Fiji Airways Logo
16:00 - 12:35
TBU
-
SYD
22h 35m
1 stop
$577Fiji Airways
Sun, 15 Mar - Thu, 26 Mar
Fiji Airways Logo
14:00 - 10:35
SYD
-
TBU
18h 35m
1 stop
Fiji Airways Logo
11:20 - 22:05
TBU
-
SYD
12h 45m
1 stop
$578Fiji Airways
Sun, 15 Mar - Mon, 30 Mar
Fiji Airways Logo
14:00 - 10:35
SYD
-
TBU
18h 35m
1 stop
Fiji Airways Logo
11:20 - 12:45
TBU
-
SYD
27h 25m
1 stop
$595Fiji Airways
Tue, 24 Mar - Tue, 31 Mar
Fiji Airways Logo
06:00 - 10:35
SYD
-
TBU
26h 35m
1 stop
Fiji Airways Logo
16:00 - 22:05
TBU
-
SYD
8h 05m
1 stop
$628Fiji Airways
Tue, 17 Feb - Fri, 20 Feb
Fiji Airways Logo
06:00 - 15:55
SYD
-
TBU
6h 55m
1 stop
Fiji Airways Logo
05:40 - 11:50
TBU
-
SYD
9h 10m
1 stop
$661Fiji Airways
Fri, 10 Apr - Fri, 17 Apr
Multiple Airlines Logo
14:00 - 10:35
SYD
-
TBU
18h 35m
1 stop
Multiple Airlines Logo
05:00 - 22:05
TBU
-
SYD
19h 05m
2 stops
$676Multiple Airlines
Mon, 2 Mar - Sat, 7 Mar
Multiple Airlines Logo
09:05 - 16:30
SYD
-
TBU
4h 25mdirect
Multiple Airlines Logo
05:00 - 22:10
TBU
-
SYD
20h 10m
1 stop
$681Multiple Airlines
Sat, 18 Apr - Sat, 25 Apr
Multiple Airlines Logo
09:10 - 15:45
SYD
-
TBU
4h 35mdirect
Multiple Airlines Logo
16:00 - 13:50
TBU
-
SYD
23h 50m
1 stop
$688Multiple Airlines
Sat, 21 Mar - Sat, 28 Mar

Qantas Airways flights from Sydney to Tongatapu

Our best Qantas Airways deals on Sydney to Tongatapu flight tickets
Qantas Airways
21 Mar
SYD09:10Sydney Kingsford Smith
4h 35m
TBU15:45Nuku‘alofa Fua'Amotu Intl
28 Mar
TBU16:55Nuku‘alofa Fua'Amotu Intl
5h 20m
SYD20:15Sydney Kingsford Smith
$694
Qantas Airways
21 Mar
SYD09:10Sydney Kingsford Smith
4h 35m
TBU15:45Nuku‘alofa Fua'Amotu Intl
28 Mar
TBU16:55Nuku‘alofa Fua'Amotu Intl
5h 20m
SYD20:15Sydney Kingsford Smith
$716
Qantas Airways
12 May
SYD09:05Sydney Kingsford Smith
4h 25m
TBU16:30Nuku‘alofa Fua'Amotu Intl
16 May
TBU17:25Nuku‘alofa Fua'Amotu Intl
5h 40m
SYD20:05Sydney Kingsford Smith
$829

Fiji Airways flights from Sydney to Tongatapu

Our best Fiji Airways deals on Sydney to Tongatapu flight tickets
Fiji Airways
16 Mar
SYD06:00Sydney Kingsford Smith
17h 50m
1 stop
TBU01:50Nuku‘alofa Fua'Amotu Intl
26 Mar
TBU16:00Nuku‘alofa Fua'Amotu Intl
22h 35m
1 stop
SYD12:35Sydney Kingsford Smith
$574
Fiji Airways
10 Feb
SYD14:00Sydney Kingsford Smith
18h 35m
1 stop
TBU10:35Nuku‘alofa Fua'Amotu Intl
24 Feb
TBU05:40Nuku‘alofa Fua'Amotu Intl
18h 25m
1 stop
SYD22:05Sydney Kingsford Smith
$575
Fiji Airways
15 Mar
SYD14:00Sydney Kingsford Smith
18h 35m
1 stop
TBU10:35Nuku‘alofa Fua'Amotu Intl
26 Mar
TBU16:00Nuku‘alofa Fua'Amotu Intl
22h 35m
1 stop
SYD12:35Sydney Kingsford Smith
$577

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 4 February 2026.
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

Mon 16/3

06:00-01:50

1 stop17h 50m

Nuku‘alofa Fua'Amotu Intl

Thu 26/3

16:00-12:35

1 stop22h 35m

$574

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 24/3

14:00-10:35

1 stop18h 35m

Nuku‘alofa Fua'Amotu Intl

Tue 31/3

05:40-12:45

1 stop9h 05m

$575

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sun 15/3

14:00-10:35

1 stop18h 35m

Nuku‘alofa Fua'Amotu Intl

Thu 26/3

16:00-12:35

1 stop22h 35m

$577

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sun 15/3

14:00-10:35

1 stop18h 35m

Nuku‘alofa Fua'Amotu Intl

Mon 30/3

11:20-22:05

1 stop12h 45m

$578

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 24/3

14:00-10:35

1 stop18h 35m

Nuku‘alofa Fua'Amotu Intl

Tue 31/3

11:20-12:45

1 stop27h 25m

$595

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Tue 17/2

06:00-10:35

1 stop26h 35m

Nuku‘alofa Fua'Amotu Intl

Fri 20/2

16:00-22:05

1 stop8h 05m

$628

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Fri 10/4

06:00-15:55

1 stop6h 55m

Nuku‘alofa Fua'Amotu Intl

Fri 17/4

05:40-11:50

1 stop9h 10m

$661

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Mon 2/3

14:00-10:35

1 stop18h 35m

Nuku‘alofa Fua'Amotu Intl

Sat 7/3

05:00-22:05

2 stops19h 05m

$676

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sat 18/4

09:05-16:30

Nonstop4h 25m

Nuku‘alofa Fua'Amotu Intl

Sat 25/4

05:00-22:10

1 stop20h 10m

$681

SydneyNuku‘alofa

SYD - TBU

SYDTBU

Sydney Kingsford Smith

Sat 21/3

09:10-15:45

Nonstop4h 35m

Nuku‘alofa Fua'Amotu Intl

Sat 28/3

16:00-13:50

1 stop23h 50m

$688

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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, August 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 $716. The month of March is another great option to travel to Tongatapu, with average flight prices from Sydney averaging around $722.

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 Friday when prices can be found for as low as $762. 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 $1,170.

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 $805 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 $712 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?

You could potentially save up to 10% on your flight if you consider stops on a Sydney to Tongatapu flight.

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

$367

Fastest flight time

4h 25m

Direct flights

Wed and Sun

Airports in Tongatapu

1 airport
The best one-way flight to Tongatapu from Sydney in the past 72 hours is $367. The best return flight deal from Sydney to Tongatapu found on momondo in the last 72 hours is $756.
The fastest flight from Sydney to Tongatapu takes 4h 25m
Direct flights go from Sydney to Tongatapu on Wednesday and Sunday. Airline offering direct flights is Qantas Airways..
There is 1 airport in Tongatapu. From Sydney there are direct flights to Nuku‘alofa Fua'Amotu Intl (TBU).
Search flight deals

  • 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 $475Free cancellationRating
8.0
223 reviews
Search Fiji Airways flights
Qantas AirwaysPriceFrom $585Free cancellationRating
7.5
986 reviews
Search Qantas Airways flights
Air New ZealandPriceFrom $809Free cancellationRating
8.0
580 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.

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Find better results for your trip to Tongatapu

Popular Cities in Tongatapu

Popular flights according to clicks in the last 7 days on momondo
Look for other cheap flights to Nuku‘alofafrom $555
Look for other cheap flights to Vava'ufrom $1,381