Statistics on Sydney-Tonga (Nukuʻalofa) flights: what is the right price and when to buy your plane ticket?
Best time to go: what is the RIGHT price for a round-trip flight to Tonga (Nukuʻalofa) (from: Sydney)
The average price to go to Tonga (Nukuʻalofa) from Sydney airport is $ 658 (round trip). However, there are variations depending on the departure month. Thus, it is possible to pay for your plane ticket on average between $ 545 (in may) and $ 856 (in december), which is a saving of $ 114 or a surplus of $ 199 (compared to the average price) depending on the period you leave.
The analysis of all the prices reveals that the most frequent price is between $490 to $545 and that it is generally more economical to leave on a tuesday and return on a saturday on a direct flight.
Be careful, the cheapest months may correspond to unfavorable weather periods . Check out our page best time to go to Tonga (Nukuʻalofa) before booking your flight.
If you want to know when to book your flight at the best price, go straight to the second part of this page: When to buy your Sydney-Tonga (Nukuʻalofa) plane ticket.
How are these data calculated?
We have studied a sample of 12725 airfare prices from previous years for flights to Tonga (Nukuʻalofa) from Sydney and can thus establish precise and credible price variation trends based on different parameters. Of course, prices can vary from year to year, but the seasonal aspect of this data (recurrence of school holidays, events... from year to year) makes these statistics quite reliable.
Average price depending on the departure month
Data analysis:
By leaving in may, the price of the plane ticket will statistically be the cheapest ($ 545, saving $ 114 compared to the average price over the year which is $ 658). Conversely, december will be the most expensive ($ 856).
Flight Sydney-Tonga (Nukuʻalofa): when is the best time to go for the best price?
| Month | Good price* | Average price | Our opinion |
|---|---|---|---|
| January | $ 582 | $ 705 | fair price |
| February | $ 513 | $ 569 | good price |
| March | $ 510 | $ 567 | good price |
| April | $ 562 | $ 669 | fair price |
| May | $ 479 | $ 545 the cheapest | very good price |
| June | $ 481 | $ 567 | good price |
| July | $ 595 | $ 659 | fair price |
| August | $ 495 | $ 653 | fair price |
| September | $ 550 | $ 696 | fair price |
| October | $ 581 | $ 736 | fair price |
| November | $ 572 | $ 662 | fair price |
| December | $ 717 | $ 856 the most expensive | very high price |
*great price to buy your plane ticket: if you see this price or cheaper during your flight search, go for it and buy it!
Price breakdown to travel from Sydney to Tonga (Nukuʻalofa)
Data analysis:
The prices for flights from Sydney to Tonga (Nukuʻalofa) range from $326 to $1198. 1% of tickets were purchased at the minimum price (from $327 to $381), 1% at the maximum price (from $1143 to $1198). The majority of plane tickets were purchased in the range of $490 to $545 (16% of tickets).
Cheapest airlines for the Sydney->Tonga flight
There are 4 companies that serve Sydney from Tonga (Nukuʻalofa) airport: Fiji Airways, Qantas, Air New Zealand and Jetstar.
Data analysis:
Of the 12725 flights analyzed in previous years, Fiji Airways was the airline that offered the best fare most often in the flight ticket search results (37% of the time) on the Sydney->Tonga route.
Direct flight or flight with layover?
Data analysis:
To get the best price for the Sydney-Tonga (Nukuʻalofa) flight, you should take a direct flight (saving an average of $ 59 compared to a flight with one or more layovers).
Which day of the week to leave?
Data analysis:
Statistically, Sydney-Tonga (Nukuʻalofa) flights departing on a tuesday are cheaper than on other days of the week. By choosing a tuesday as your departure date, you can save an average of $19. On the other hand, departing on a sunday may cost you an additional $175.
Which day of the week to come back?
Data analysis:
Statistically, return flights from Tonga (Nukuʻalofa) to Sydney departing on a saturday are cheaper than on other days of the week. By choosing a saturday for your return date, you will save an average of $37. Conversely, departing from Tonga (Nukuʻalofa) on a monday may cost you an additional $105.
Top prices Sydney-Tonga (Nukuʻalofa)
| Round trip | Dates | Price | |
|---|---|---|---|
| Sydney → Nukuʻalofa | 23-05 to 31-05-2025 | $ 354 | layover flight with Fiji Airways |
| Sydney → Nukuʻalofa | 05-06 to 12-06-2025 | $ 364 | layover flight with Fiji Airways |
| Sydney → Nukuʻalofa | 08-08 to 15-08-2025 | $ 367 | layover flight with Fiji Airways |
| Sydney → Nukuʻalofa | 15-08 to 22-08-2025 | $ 341 | layover flight with Fiji Airways |
| Sydney → Nukuʻalofa | 18-08 to 28-08-2025 | $ 342 | layover flight with Fiji Airways |
| Sydney → Nukuʻalofa | 20-08 to 27-08-2025 | $ 344 | layover flight with Fiji Airways |
| Sydney → Nukuʻalofa | 22-08 to 30-08-2025 | $ 367 | layover flight with Fiji Airways |
| Sydney → Nukuʻalofa | 25-08 to 30-08-2025 | $ 362 | layover flight with Fiji Airways |
| Sydney → Nukuʻalofa | 03-09 to 08-09-2025 | $ 371 | layover flight with Fiji Airways |
| Sydney → Nukuʻalofa | 05-09 to 20-09-2025 | $ 368 | layover flight with Fiji Airways |
When to book your flight Sydney - Tonga (Nukuʻalofa) to get the cheapest price?
Statistically, you will make the biggest savings by buying your plane ticket between 8 to 9 months in advance. However, you may end up paying a high price if you book between 0 to 1 month in advance.
Did you know: the price of plane tickets not only varies depending on how far in advance you book, but also on the day of the week you book! So, to maximize your chances of getting the best price for a Sydney-Tonga flight, it is recommended to book your ticket on a saturday.
How far in advance should I buy my flight?
Data analysis:
To get the cheapest flight ticket from Sydney to Tonga (Nukuʻalofa), it is recommended to buy it 8 to 9 months before departure (it is then on average 579 $, which is a saving of 79 $ compared to the overall average price). On the other hand, if you buy your ticket 0 to 1 month in advance, you will pay the full price (139 $ more than the average price).
Depending on the departure month
The best time to buy your Sydney to Tonga (Nukuʻalofa) flight ticket may vary depending on your departure month. Therefore, we offer you statistics on when to book your flight month by month.
| Departure on... | How far in advance should I book? |
|---|---|
| January | Best time: 4 to 5 months before departure (average price: 641 $) Other interesting period(s): 1 to 2 months ($ 686), 5 to 6 months ($ 649) |
| February | Best time: 3 to 4 months before departure (average price: 540 $) Other interesting period(s): 1 to 2 months ($ 542), 2 to 3 months ($ 555) |
| March | Best time: 4 to 5 months before departure (average price: 490 $) Other interesting period(s): 1 to 2 months ($ 538), 2 to 3 months ($ 538), 3 to 4 months ($ 534), 5 to 6 months ($ 556) |
| April | Best time: 0 to 1 month before departure (average price: 608 $) Other interesting period(s): 2 to 3 months ($ 612), 3 to 4 months ($ 612), 6 to 7 months ($ 660) |
| May | Best time: 3 to 4 months before departure (average price: 511 $) Other interesting period(s): 1 to 2 months ($ 532), 2 to 3 months ($ 542), 4 to 5 months ($ 519), 7 to 8 months ($ 533) |
| June | Best time: 4 to 5 months before departure (average price: 500 $) Other interesting period(s): 2 to 3 months ($ 547), 3 to 4 months ($ 532), 5 to 6 months ($ 542) |
| July | Best time: 4 to 5 months before departure (average price: 589 $) Other interesting period(s): 5 to 6 months ($ 618), 6 to 7 months ($ 648) |
| August | Best time: 7 to 8 months before departure (average price: 490 $) Other interesting period(s): 5 to 6 months ($ 532), 6 to 7 months ($ 498), 8 to 9 months ($ 538), 10 to 11 months ($ 539) |
| September | Best time: 8 to 9 months before departure (average price: 502 $) Other interesting period(s): 1 to 2 months ($ 681), 6 to 7 months ($ 561), 7 to 8 months ($ 537), 9 to 10 months ($ 526) |
| October | Best time: 7 to 8 months before departure (average price: 572 $) Other interesting period(s): 1 to 2 months ($ 645), 2 to 3 months ($ 641) |
| November | Best time: 3 to 4 months before departure (average price: 622 $) Other interesting period(s): 2 to 3 months ($ 641) |
| December | Best time: 3 to 4 months before departure (average price: 745 $) Other interesting period(s): 2 to 3 months ($ 820), 4 to 5 months ($ 799) |
What day of the week should I book my flight ticket?
Data analysis:
Statistically, saturday is the day when plane tickets for Sydney->Tonga are the cheapest. So, by buying your plane ticket on a saturday, you will save $23. Conversely, by buying it on a tuesday, you may end up paying $21 more.
Sydney to Tonga (Nukuʻalofa): flight price when booking today
Information: this data is not statistics but comes from real prices collected less than 7 days ago. Some months may not be available as we do not have enough data for them.
| Month | Current price | Our opinion | |
|---|---|---|---|
| April 2025 | $ 697 $462 to $1754 | high price | Find a flight |
| May 2025 | $ 522 $354 to $1339 | very good price | Find a flight |
| June 2025 | $ 495 $346 to $1013 | very good price | Find a flight |
| July 2025 | $ 645 $383 to $1378 | very good price | Find a flight |
| August 2025 | $ 451 $341 to $535 | very good price | Find a flight |
| September 2025 | $ 572 $368 to $2153 | very good price | Find a flight |
| October 2025 | $ 556 $516 to $619 | very good price | Find a flight |
| November 2025 | $ 520 $519 to $520 | very good price | Find a flight |
| December 2025 | $ 624 $439 to $832 | very good price | Find a flight |
| January 2026 | $ 761 $744 to $790 | high price | Find a flight |
| February 2026 | $ 519 $519 to $519 | very good price | Find a flight |
Data analysis:
Compared to the average price, may, june, july, august, september, october, november, december and february are cheaper to travel to Tonga (Nukuʻalofa). So it may be interesting to book now to leave during these months!