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Cheap flights from Australia to Tonga from $387
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 30/12. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — TBU
23 Nov — 30 Nov1
Cheap flight deals from Australia to Tonga
Keep the following information in mind while searching for Australia to Tonga flight deals. Data was last updated 24 October 2025.
Find flight deals from Australia to Tonga
Cheapest flights from Australia to TongaExplore the most affordable flight options available from Australia to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.
Explore the most affordable flight options available from Australia to Tonga. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 October 2025.
Fri 7/1114:15MEL - TBU
1 stop22h 45mFiji Airways
Fri 21/1116:00TBU - MEL
1 stop22h 45mFiji Airways
Deal found 22/10$755
Sat 22/1107:45SYD - TBU
1 stop10h 35mMultiple Airlines
Sat 29/1116:00TBU - SYD
1 stop22h 30mMultiple Airlines
Deal found 23/10$775
Fri 21/1108:20BNE - TBU
1 stop9h 00mMultiple Airlines
Fri 28/1116:00TBU - BNE
1 stop21h 10mMultiple Airlines
Deal found 22/10$795
Thu 20/1108:20BNE - TBU
1 stop9h 00mMultiple Airlines
Thu 27/1105:00TBU - BNE
1 stop8h 10mMultiple Airlines
Deal found 23/10$873
Sat 22/1109:10SYD - TBU
Nonstop4h 35mQantas Airways
Sat 29/1116:55TBU - SYD
Nonstop5h 20mQantas Airways
Deal found 23/10$875
Fri 31/1014:15SYD - TBU
1 stop22h 45mMultiple Airlines
Fri 7/1116:00TBU - SYD
2 stops48h 25mMultiple Airlines
Deal found 23/10$905
Fri 7/1106:00MEL - TBU
2 stops17h 05mMultiple Airlines
Fri 21/1105:00TBU - MEL
1 stop9h 45mMultiple Airlines
Deal found 22/10$922
Mon 1/1207:45SYD - TBU
1 stop10h 35mMultiple Airlines
Tue 9/1205:40TBU - SYD
2 stops13h 10mMultiple Airlines
Deal found 23/10$927
Mon 24/1109:55SYD - TBU
1 stop8h 25mAir New Zealand
Thu 27/1111:20TBU - SYD
1 stop8h 45mAir New Zealand
Deal found 24/10$929
Sat 22/1109:10SYD - TBU
Nonstop4h 35mQantas Airways
Tue 2/1216:55TBU - SYD
Nonstop5h 20mQantas Airways
Deal found 23/10$939
Sat 6/1206:00SYD - TBU
1 stop7h 00mFiji Airways
Sat 13/1216:00TBU - SYD
1 stop23h 50mFiji Airways
Deal found 21/10$952
Thu 4/1220:15SYD - TBU
1 stop11h 55mMultiple Airlines
Thu 11/1216:00TBU - SYD
2 stops27h 30mMultiple Airlines
Deal found 23/10$956
Cheapflights Fare Finder
Customise your flight search to find flights from Australia to Tonga 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 24 October 2025.
Use the filters below to find and compare flights from Australia to Tonga that are best for you.
Fly from
Australia
Fly to
Tonga
Route
Depart
Return
Price
MelbourneNuku‘alofa
MEL - TBU
MELTBU
Melbourne
Fri 7/11
14:15-15:00
1 stop22h 45m
Nuku‘alofa Fua'Amotu Intl
Fri 21/11
16:00-12:45
1 stop22h 45m
$755
SydneyNuku‘alofa
SYD - TBU
SYDTBU
Sydney Kingsford Smith
Sat 22/11
07:45-20:20
1 stop10h 35m
Nuku‘alofa Fua'Amotu Intl
Sat 29/11
16:00-12:30
1 stop22h 30m
$775
BrisbaneNuku‘alofa
BNE - TBU
BNETBU
Brisbane
Fri 21/11
08:20-20:20
1 stop9h 00m
Nuku‘alofa Fua'Amotu Intl
Fri 28/11
16:00-10:10
1 stop21h 10m
$795
SydneyNuku‘alofa
SYD - TBU
SYDTBU
Sydney Kingsford Smith
Tue 6/1
09:10-15:45
Nonstop4h 35m
Nuku‘alofa Fua'Amotu Intl
Wed 4/2
05:40-12:30
1 stop8h 50m
$810
SydneyNuku‘alofa
SYD - TBU
SYDTBU
Sydney Kingsford Smith
Tue 6/1
09:10-15:45
Nonstop4h 35m
Nuku‘alofa Fua'Amotu Intl
Sat 31/1
16:55-20:15
Nonstop5h 20m
$836
SydneyNuku‘alofa
SYD - TBU
SYDTBU
Sydney Kingsford Smith
Sat 10/1
09:10-15:45
Nonstop4h 35m
Nuku‘alofa Fua'Amotu Intl
Sat 31/1
16:55-20:15
Nonstop5h 20m
$836
SydneyNuku‘alofa
SYD - TBU
SYDTBU
Sydney Kingsford Smith
Thu 8/1
09:10-15:45
Nonstop4h 35m
Nuku‘alofa Fua'Amotu Intl
Sat 31/1
16:55-20:15
Nonstop5h 20m
$836
SydneyNuku‘alofa
SYD - TBU
SYDTBU
Sydney Kingsford Smith
Thu 8/1
09:10-15:45
Nonstop4h 35m
Nuku‘alofa Fua'Amotu Intl
Fri 30/1
05:40-12:30
1 stop8h 50m
$836
MelbourneNuku‘alofa
MEL - TBU
MELTBU
Melbourne
Thu 29/1
14:30-01:50
1 stop9h 20m
Nuku‘alofa Fua'Amotu Intl
Sat 7/2
16:25-12:45
1 stop22h 20m
$844
MelbourneNuku‘alofa
MEL - TBU
MELTBU
Melbourne
Fri 23/1
14:30-15:25
1 stop22h 55m
Nuku‘alofa Fua'Amotu Intl
Sat 31/1
16:25-12:45
1 stop22h 20m
$844
Showing 1-10 of 48 results
Best time to book a flight from Australia to Tonga
Have a flexible travel schedule? Discover the best time to fly to Tonga from Australia 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 Australia to Tonga
What is the cheapest month to book a flight from Australia to Tonga?
Currently, October is the cheapest month in which you can book a flight from Australia to Tonga (average of $437). Flying from Australia to Tonga in December is currently the most expensive (average of $773). 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 AU to TO?
Find hourly flight availability from Australia to Tonga. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 24 October 2025.
One of the essential ways to save on airfare from Australia to Tonga is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 7% on airfare.
What is the cheapest day to fly from Australia to Tonga?
Use this chart to determine the cheapest time to fly return from Australia to Tonga. Price data was last updated on 16 December 2024.
Travellers seeking maximum savings on their Australia to Tonga flight should consider departing on Tuesday mornings when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Tonga
Get insights into the airlines that provide service to Tonga. 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 Tonga. Reviews last updated 24 October 2025.
Check out reviews from past customers who have flown with Fiji Airways, Air New Zealand, andQantas Airways from Australia to Tonga to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Crew
8.5
Food
7.5
Overall
8.0
Reviews
1 / 16
6.0
GoodChristopher,June 2025
LAX - NAN
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Crew
8.5
Food
7.5
Overall
8.0
Reviews
1 / 16
6.0
GoodChristopher,June 2025
LAX - NAN
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Crew
8.5
Food
7.5
Overall
8.0
Reviews
1 / 16
6.0
GoodChristopher,June 2025
LAX - NAN
Comfort
8.0
Entertainment
7.4
Boarding
8.1
Crew
8.5
Food
7.5
Overall
8.0
Reviews
1 / 16
6.0
GoodChristopher,June 2025
LAX - NAN
Related info for your journey
Find useful and relevant information for your journey from Australia to Tonga. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Australia to Tonga
See prices for flight routes from nearby airports that may be better suited for you.
Top 3 airlines flying from Australia to Tonga
Discover the top 3 airlines that operate flights from Australia to Tonga. 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 24 October 2025.
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How does Cheapflights help users find flights from Australia to Tonga?
When you search for this flight from Australia to Tonga, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Australia to Tonga?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Australia to Tonga.
Can Cheapflights find flights from Australia to Tonga with no change fees?
Cheapflights does show flights with no change fees to all users. To see these options for flights from Australia to Tonga, users can toggle the no change fees filter when performing a flight search.
Can Cheapflights notify me if prices for flights from Australia to Tonga become cheaper?
Of course! You can now track prices for flights from Australia to Tonga and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.