Cheap Flights to Tonga | Popular Routes to Tonga from HK$1,965

View HK$1,965 flight on Tue, 14 Apr 2026Opens in a new window

Popular airlines to Tonga

  • Fiji Airways

  • Air New Zealand

  • Qantas Airways

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Cheap round-trip flights to Tonga

Prices were available within the past 7 days and start at HK$1,965 for one-way flights and HK$3,757 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fiji Airways
Tue, 14 Apr - Tue, 21 Apr
SYD
Sydney
TBU
Tongatapu Island
HK$3,757 Return, found 22 hours ago
HK$3,757
Return
found 22 hours ago
Select Fiji Airways flight, departing Tue, 14 Apr from Sydney to Tongatapu Island, returning Tue, 21 Apr, priced at HK$3,757 found 22 hours ago
Fiji Airways
Wed, 5 Aug - Thu, 13 Aug
BNE
Brisbane
TBU
Tongatapu Island
HK$3,943 Return, found 1 day ago
HK$3,943
Return
found 1 day ago
Select Fiji Airways flight, departing Wed, 5 Aug from Brisbane to Tongatapu Island, returning Thu, 13 Aug, priced at HK$3,943 found 1 day ago
Fiji Airways
Wed, 15 Apr - Wed, 22 Apr
SYD
Sydney
TBU
Tongatapu Island
HK$4,087 Return, found 22 hours ago
HK$4,087
Return
found 22 hours ago
Select Fiji Airways flight, departing Wed, 15 Apr from Sydney to Tongatapu Island, returning Wed, 22 Apr, priced at HK$4,087 found 22 hours ago
Fiji Airways
Wed, 28 Oct - Wed, 4 Nov
SYD
Sydney
TBU
Tongatapu Island
HK$4,260 Return, found 5 days ago
HK$4,260
Return
found 5 days ago
Select Fiji Airways flight, departing Wed, 28 Oct from Sydney to Tongatapu Island, returning Wed, 4 Nov, priced at HK$4,260 found 5 days ago
Qantas Airways
Tue, 14 Apr - Tue, 21 Apr
SYD
Sydney
TBU
Tongatapu Island
HK$4,349 Return, found 22 hours ago
HK$4,349
Return
found 22 hours ago
Select Qantas Airways flight, departing Tue, 14 Apr from Sydney to Tongatapu Island, returning Tue, 21 Apr, priced at HK$4,349 found 22 hours ago
Fiji Airways
Tue, 14 Apr - Tue, 21 Apr
SYD
Sydney
TBU
Tongatapu Island
HK$4,529 Return, found 22 hours ago
HK$4,529
Return
found 22 hours ago
Select Fiji Airways flight, departing Tue, 14 Apr from Sydney to Tongatapu Island, returning Tue, 21 Apr, priced at HK$4,529 found 22 hours ago
Qantas Airways
Tue, 14 Apr - Tue, 21 Apr
SYD
Sydney
TBU
Tongatapu Island
HK$4,559 Return, found 22 hours ago
HK$4,559
Return
found 22 hours ago
Select Qantas Airways flight, departing Tue, 14 Apr from Sydney to Tongatapu Island, returning Tue, 21 Apr, priced at HK$4,559 found 22 hours ago
Jetstar
Mon, 3 Aug - Thu, 13 Aug
BNE
Brisbane
TBU
Tongatapu Island
HK$4,684 Return, found 1 day ago
HK$4,684
Return
found 1 day ago
Select Jetstar flight, departing Mon, 3 Aug from Brisbane to Tongatapu Island, returning Thu, 13 Aug, priced at HK$4,684 found 1 day ago
Jetstar
Mon, 3 Aug - Thu, 13 Aug
BNE
Brisbane
TBU
Tongatapu Island
HK$4,874 Return, found 1 day ago
HK$4,874
Return
found 1 day ago
Select Jetstar flight, departing Mon, 3 Aug from Brisbane to Tongatapu Island, returning Thu, 13 Aug, priced at HK$4,874 found 1 day ago
Air New Zealand
Wed, 28 Oct - Wed, 4 Nov
SYD
Sydney
TBU
Tongatapu Island
HK$4,962 Return, found 5 days ago
HK$4,962
Return
found 5 days ago
Select Air New Zealand flight, departing Wed, 28 Oct from Sydney to Tongatapu Island, returning Wed, 4 Nov, priced at HK$4,962 found 5 days ago

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
Sun, 29 Nov - Sat, 5 Dec
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$9,291 Return, found 8 hours ago
HK$9,291
Return
found 8 hours ago
Select Fiji Airways flight, departing Sun, 29 Nov from Hong Kong SAR to Tongatapu Island, returning Sat, 5 Dec, priced at HK$9,291 found 8 hours 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 HK$3,757. 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 HK$3,757 and HK$9,291. If you were travelling one way from Sydney (SYD), you could have nabbed a deal from only HK$1,965.
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 HK$3,757 to HK$9,291 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.

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About Tonga

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About Tonga

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