Cheap Flights to Tonga

View AU$356 flight on Sun, 10 May 2026Opens in a new window

Popular airlines to Tonga

  • Fiji Airways

  • Air New Zealand

  • Qantas Airways

  • Singapore Airlines

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Cheapest Flights to Tonga

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Fiji Airways
Mon, 4 May - Sat, 16 May
SYD
Sydney
TBU
Tongatapu Island
AU$679 Return, found 1 hour ago
AU$679
Return
found 1 hour ago
Select Fiji Airways flight, departing Mon, 4 May from Sydney to Tongatapu Island, returning Sat, 16 May, priced at AU$679 found 1 hour ago
Fiji Airways
Mon, 4 May - Sat, 16 May
SYD
Sydney
TBU
Tongatapu Island
AU$681 Return, found 1 hour ago
AU$681
Return
found 1 hour ago
Select Fiji Airways flight, departing Mon, 4 May from Sydney to Tongatapu Island, returning Sat, 16 May, priced at AU$681 found 1 hour ago
Fiji Airways
Wed, 8 Apr - Sat, 11 Apr
SYD
Sydney
TBU
Tongatapu Island
AU$683 Return, found 2 hours ago
AU$683
Return
found 2 hours ago
Select Fiji Airways flight, departing Wed, 8 Apr from Sydney to Tongatapu Island, returning Sat, 11 Apr, priced at AU$683 found 2 hours ago
Fiji Airways
Wed, 22 Apr - Mon, 27 Apr
SYD
Sydney
TBU
Tongatapu Island
AU$683 Return, found 6 days ago
AU$683
Return
found 6 days ago
Select Fiji Airways flight, departing Wed, 22 Apr from Sydney to Tongatapu Island, returning Mon, 27 Apr, priced at AU$683 found 6 days ago
Fiji Airways
Fri, 28 Aug - Fri, 4 Sept
SYD
Sydney
TBU
Tongatapu Island
AU$687 Return, just found
AU$687
Return
just found
Select Fiji Airways flight, departing Fri, 28 Aug from Sydney to Tongatapu Island, returning Fri, 4 Sept, priced at AU$687 just found
Fiji Airways
Tue, 18 Aug - Mon, 31 Aug
SYD
Sydney
TBU
Tongatapu Island
AU$689 Return, found 2 hours ago
AU$689
Return
found 2 hours ago
Select Fiji Airways flight, departing Tue, 18 Aug from Sydney to Tongatapu Island, returning Mon, 31 Aug, priced at AU$689 found 2 hours ago
Fiji Airways
Thu, 27 Aug - Mon, 31 Aug
SYD
Sydney
TBU
Tongatapu Island
AU$692 Return, just found
AU$692
Return
just found
Select Fiji Airways flight, departing Thu, 27 Aug from Sydney to Tongatapu Island, returning Mon, 31 Aug, priced at AU$692 just found
Air New Zealand
Tue, 24 Mar - Tue, 31 Mar
MEL
Melbourne
TBU
Tongatapu Island
AU$824 Return, found 2 days ago
AU$824
Return
found 2 days ago
Select Air New Zealand flight, departing Tue, 24 Mar from Melbourne to Tongatapu Island, returning Tue, 31 Mar, priced at AU$824 found 2 days ago
Qantas Airways
Sat, 18 July - Sat, 8 Aug
SYD
Sydney
TBU
Tongatapu Island
AU$840 Return, found 1 hour ago
AU$840
Return
found 1 hour ago
Select Qantas Airways flight, departing Sat, 18 July from Sydney to Tongatapu Island, returning Sat, 8 Aug, priced at AU$840 found 1 hour ago
Jetstar
Mon, 16 Mar - Fri, 20 Mar
AVV
Melbourne
TBU
Tongatapu Island
AU$4,343 Return, found 2 days ago
AU$4,343
Return
found 2 days ago
Select Jetstar flight, departing Mon, 16 Mar from Melbourne to Tongatapu Island, returning Fri, 20 Mar, priced at AU$4,343 found 2 days ago

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Trending flights to Tonga

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fiji Airways
Mon, 4 May - Sat, 16 May
SYD
Sydney
TBU
Tongatapu Island
AU$679 Return, found 1 hour ago
AU$679
Return
found 1 hour ago
Select Fiji Airways flight, departing Mon, 4 May from Sydney to Tongatapu Island, returning Sat, 16 May, priced at AU$679 found 1 hour ago

Frequently asked questions

How do I find cheap flights to Tonga that have flexible change policies?
We know that travel schedules can change in the blink of an eye, so locking in a flexible ticket with Expedia is a sensible idea. Just check the "No change fee" box below the "Flexible change policies" filter. Your well-priced and flexible flight to Tonga is just a few clicks away.
How can I find cheap tickets to Tonga?
One of the easiest ways to score cheap tickets to Tonga is to be flexible with your travel dates. Search for your flights, then click "flexible dates" at the top of your results. You'll see the cheapest prices for nearby days. The best price for a flight to Tonga in the last seven days was AU$679. Booking well ahead of time will usually help you get an even bigger bargain.
How much is a flight to Tonga?
The price of a round-trip airfare to Tonga in the last seven days varied between AU$679 and AU$4,343. If you were travelling one way from Sydney (SYD), you could have nabbed a deal from only AU$356.
When is the cheapest time to fly to Tonga?
Take off to Tonga earlier in the week and you'll usually be rewarded more economical fares. Tuesday is typically the cheapest day to fly out, with Monday a close second. If you'd like to avoid the most expensive flights, stay away from Saturdays.
How much is a plane ticket to Tonga?
Flights to Tonga varied from AU$679 to AU$4,343 in the last seven days. Usually, the earlier you book the better the deal.
What is the best time to go to Tonga?
Make your way to Tonga during August, September and October. People flock to main cities like Eua at this time of year. If you prefer hot weather, it's good to know that the summer season in Tonga begins December 1. Average temperatures range from 27ºC to 27ºC in Eua then.
What months are the cheapest to book a flight to Tonga?
An excellent month to purchase low-cost fares to Tonga is February. It's worth remembering that in the USA, an expensive time to reserve a ticket is the festive month of December.

Book with confidence

Tonga Flights

When was the last time you embarked on a grand adventure? Whether it was last month or years ago, there’s never been a better time to start planning your next big trip. Book tickets to Tonga today and get ready to build your travel itinerary, from exploring the area with your family to recharging in the change of scenery. During your stay, visit the must-see attractions, chow down on the local cuisine, and relish in a holiday state of mind. However you decide to spend your upcoming trip, we’re here to make your travel plans easy and affordable.

Book Your Tonga Airfare

At Expedia.com.au, it’s simple to find cheap flights to Tonga that won’t cause your wallet to flinch. Browse through our inventory of Tonga flights and find airfare matching your preferred times and dates. Looking for a red-eye flight or an afternoon departure? Don’t worry, we’ve got you covered. You can even take advantage of our convenient My Scratchpad online feature, which lets you track your search results with ease. No more excuses; book your travel arrangements with us today to make your dream trip a reality.

Tonga Flights

Travel information

Tonga Flights Information

Airlines serving
Fiji Airways, Qantas Airways, Air New Zealand, Jetstar
Roundtrip price
from AU$679
Tonga Flights Information

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