$233 Cheap Flights from Sydney (SYD) to Nuku'alofa (TBU)

View $233 flight on Fri, Oct 17, 2025Opens in a new window

Popular airlines from Sydney Airport (SYD) to Nuku'alofa (TBU-Fua'amotu Intl.)

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Cheap Flights from Sydney to Nuku'alofa (SYD-TBU)

Prices were available within the past 7 days and start at $233 for one-way flights and $451 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fiji Airways
Tue, Mar 24 - Sat, Apr 4
SYD
Sydney
TBU
Tongatapu Island
$451 Roundtrip, found 1 day ago
$451
Roundtrip
found 1 day ago
Select Fiji Airways flight, departing Tue, Mar 24 from Sydney to Tongatapu Island, returning Sat, Apr 4, priced at $451 found 1 day ago
Qantas Airways
Sat, Nov 22 - Tue, Dec 9
SYD
Sydney
TBU
Tongatapu Island
$486 Roundtrip, found 21 hours ago
$486
Roundtrip
found 21 hours ago
Select Qantas Airways flight, departing Sat, Nov 22 from Sydney to Tongatapu Island, returning Tue, Dec 9, priced at $486 found 21 hours ago
Fiji Airways
Tue, Mar 10 - Sat, Mar 21
SYD
Sydney
TBU
Tongatapu Island
$488 Roundtrip, found 5 days ago
$488
Roundtrip
found 5 days ago
Select Fiji Airways flight, departing Tue, Mar 10 from Sydney to Tongatapu Island, returning Sat, Mar 21, priced at $488 found 5 days ago
Fiji Airways
Tue, Feb 17 - Sat, Feb 28
SYD
Sydney
TBU
Tongatapu Island
$493 Roundtrip, found 1 day ago
$493
Roundtrip
found 1 day ago
Select Fiji Airways flight, departing Tue, Feb 17 from Sydney to Tongatapu Island, returning Sat, Feb 28, priced at $493 found 1 day ago
Qantas Airways
Sat, Nov 22 - Sat, Dec 6
SYD
Sydney
TBU
Tongatapu Island
$499 Roundtrip, found 2 days ago
$499
Roundtrip
found 2 days ago
Select Qantas Airways flight, departing Sat, Nov 22 from Sydney to Tongatapu Island, returning Sat, Dec 6, priced at $499 found 2 days ago
Qantas Airways
Tue, Sep 16 - Sat, Sep 27
SYD
Sydney
TBU
Tongatapu Island
$513 Roundtrip, found 1 day ago
$513
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Tue, Sep 16 from Sydney to Tongatapu Island, returning Sat, Sep 27, priced at $513 found 1 day ago
Qantas Airways
Tue, Aug 19 - Sat, Aug 30
SYD
Sydney
TBU
Tongatapu Island
$515 Roundtrip, found 6 days ago
$515
Roundtrip
found 6 days ago
Select Qantas Airways flight, departing Tue, Aug 19 from Sydney to Tongatapu Island, returning Sat, Aug 30, priced at $515 found 6 days ago
Qantas Airways
Sat, Feb 7 - Sat, Feb 14
SYD
Sydney
TBU
Tongatapu Island
$521 Roundtrip, found 6 days ago
$521
Roundtrip
found 6 days ago
Select Qantas Airways flight, departing Sat, Feb 7 from Sydney to Tongatapu Island, returning Sat, Feb 14, priced at $521 found 6 days ago
Fiji Airways
Wed, Sep 10 - Wed, Sep 17
SYD
Sydney
TBU
Tongatapu Island
$527 Roundtrip, found 3 days ago
$527
Roundtrip
found 3 days ago
Select Fiji Airways flight, departing Wed, Sep 10 from Sydney to Tongatapu Island, returning Wed, Sep 17, priced at $527 found 3 days ago
Air New Zealand
Tue, Feb 17 - Sat, Feb 28
SYD
Sydney
TBU
Tongatapu Island
$569 Roundtrip, found 1 day ago
$569
Roundtrip
found 1 day ago
Select Air New Zealand flight, departing Tue, Feb 17 from Sydney to Tongatapu Island, returning Sat, Feb 28, priced at $569 found 1 day ago

Alternative airports near Fua'amotu

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Fua'amotu Intl. TBU. Cheapest option available. Flights from $720
TBU
Fua'amotu Intl.
Cheapest
Flights from $720
Flights from Sydney (SYD) to Nuku'alofa (TBU)
Origin airport
Kingsford Smith Intl.
Destination airport
Fua'amotu Intl.
Airlines serving
Air New Zealand, Fiji Airways, Qantas Airways
Roundtrip price
$450
Distance
2228 mi

Sydney to Nuku'alofa Flights

The cheapest times to fly from Sydney to Nuku'alofa

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sydney to Nuku'alofa are during the month of March. You can find some of the cheapest flights from Sydney to Nuku'alofa with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sydney to Nuku'alofa

Sunday is one of the best days to book for cheap flights from Sydney to Nuku'alofa: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sydney to Nuku'alofa

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sydney to Nuku'alofa in 2025. You can also book with separate airlines for your outbound and return journeys, from $233 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sydney to Nuku'alofa flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sydney to Nuku'alofa airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU) cost?
You can score cheap return tickets from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU) starting at $621. Snag a seat and take off on your trip. This information is based on the cheapest price found on Expedia for this return journey departing within the next three months. This airfare is for a Qantas Airways flight leaving SYD on August 12 2025 and touching down at TBU. The price was last updated on July 23 2025 and has not changed since.
What is the cheapest month to fly from SYD to TBU?
The cheapest flights from SYD to TBU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU)?
You can fly nonstop from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU) on a Qantas flight.
What is the cheapest airline that flies from SYD to TBU?
Right now, the cheapest airline offering one-way flights from SYD to TBU is Qantas Airways. You can jet off on this route from $320. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from SYD on August 23 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU)?
On average, there are 1 direct flights taking off from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU) each week. If you can't see one that fits your schedule, think about taking a flight that includes a layover. Filter your search results on Expedia to include one or more stops and opt for the best alternative.
What are the most popular departure times for flights from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU)?
More people fly between SYD and TBU at 8 AM than at any other point in the day. Looking to skip the crowds? Pick a flight outside the busiest times and it's possible you'll save on your ticket as well.
What day of the week has the most flights from SYD to TBU?
Jet off on a Saturday if you're after the largest selection of flights from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU).
What is the earliest flight from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU)?
The earliest flight leaving Kingsford Smith Intl. Airport (SYD) is at around 8:55AM UTC+11. Board this flight and you'll reach Fua'amotu Intl. Airport (TBU) at approximately 3:35PM UTC+13. The total flight duration is 4h 40m.
How long does it take to fly from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU)?
Flights from SYD to TBU have an average travel time of 4 hours and 40 minutes. The total distance between these two airports is 2,200 mi.
What is the best time to fly from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU)?
To arrive at Fua'amotu Intl. Airport (TBU) on schedule, book a flight that leaves Kingsford Smith Intl. Airport (SYD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Nuku'alofa from Kingsford Smith Intl. Airport (SYD)?
Check out your flight options from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU). This is the only airport in Nuku'alofa you can fly into if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU) last-minute?
Last-minute fares from SYD to TBU are usually more expensive. For the lowest prices, start searching for flights well in advance. That being said, if you're flexible with your travel dates, it's possible to find a cheap fare right before you leave.
Is it cheaper to book a SYD to TBU flight and hotel package?
You'll typically save money by booking a SYD to TBU flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage it all in one place. After selecting your ideal accommodations and flights, consider other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Kingsford Smith Intl. Airport (SYD) to Fua'amotu Intl. Airport (TBU)?
Typically, you're able to cancel or reschedule your SYD to TBU flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you want further information, go to our Customer Service portal.

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*Available to One Key members.