Cheap flights from Sydney to Tonga from $333
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 Tonga departing on 5/9. 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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Fiji Airways flights from Sydney to Tonga
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Qantas Airways flights from Sydney to Tonga
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How to get the cheapest flight ticket from Sydney 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 September is another great option to travel to Tonga, with average flight prices from Sydney averaging around $760.
What is the cheapest day to depart on your flight to Tonga?
On average, the least expensive day to fly to Tonga from Sydney is on a Monday. momondo users have found tickets for Monday departures for as low as $785. 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 Sydney because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $1,201.
What is the cheapest time of day to depart on your flight to Tonga?
Flying to Tonga from Sydney at midday is the least expensive time of day to depart. momondo users have found prices as low as $758 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 $1,000 on average. Flights to Tonga from Sydney in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest Sydney Kingsford Smith to Tonga flight route?
Fly from Sydney Kingsford Smith to Nuku‘alofa Fua'Amotu Intl for the best Sydney Kingsford Smith - 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 Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Tonga for around $847 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 Sydney for as low as $716 on momondo.
What cabin class options are available on Sydney Kingsford Smith to Tonga flights?
There are 3 cabin classes available to choose from on Sydney Kingsford Smith to Tonga flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Sydney Kingsford Smith to Tonga?
Fiji Airways, Qantas Airways, and Air New Zealand are the most popular carriers operating from Sydney Kingsford Smith to 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 Sydney according to our data. Qantas Airways is the first choice among our users, with 52% 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.
How many flights depart from Sydney to Tonga on average per week?
As of July 2025, 2 flights take off from Sydney and land in Tonga each week. The most common flight departure day for this route is Tue, with 50% of weekly flights taking off on this day.
Cheap Sydney to Tonga flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Sydney to Tonga
When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Tonga?
Prices for flights from Sydney Kingsford Smith Airport to Tonga refresh daily.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Tonga?
As of July 2025, there are 3 operators available to choose from for flights from Sydney Kingsford Smith Airport to Tonga.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Tonga?
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 Tonga.
What documentation or ID do you need to fly to Tonga?
The travel and health documents required for your trip to Tonga 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 Tonga. 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 Tonga?
Based on momondo bookings for flights between Sydney 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 Sydney to Tonga
Compare and see reviews for airlines that fly from Sydney to Tonga with momondo
| Airline | Rating | Free cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $527 | Free cancellation | Rating 8.0 202 reviews | |||
| PriceFrom $627 | Free cancellation | Rating 7.5 870 reviews | |||
| PriceFrom $865 | Free cancellation | Rating 8.0 486 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Sydney to Tonga?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Sydney to Tonga. momondo saves you time and could save you money on your trip.
Can I find flights from Sydney to Tonga with flexible booking policies on momondo?
momondo does allow users to show only those flights to Tonga from Sydney which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Sydney to Tonga?
momondo helps you find the best flight between Sydney and Tonga by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.
I’m not ready to book a flight from Sydney to Tonga right now. Can momondo alert me if prices change?
Price alerts on flights to Tonga from Sydney are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.