Cheap Flights to Tongatapu Island from HK$1,965

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

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Cheap round-trip flights to Tongatapu Island

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 21 hours ago
HK$3,757
Return
found 21 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 21 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
Qantas Airways
Tue, 14 Apr - Tue, 21 Apr
SYD
Sydney
TBU
Tongatapu Island
HK$4,349 Return, found 21 hours ago
HK$4,349
Return
found 21 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 21 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
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

Frequently asked questions

How do I find cheap flights to Tongatapu Island that have flexible change policies?
We know that travel plans can change very quickly, so reserving a flexible fare with Expedia is a wise idea. Just check the "No change fee" box underneath the "Flexible change policies" filter. Your low-cost, flexible flight to Tongatapu Island is just a few clicks away.
How can I find cheap tickets to Tongatapu Island?
In the last seven days, HK$3,757 was the lowest price for a flight to Tongatapu Island. If you want to save even more, book in advance and be flexible with your travel dates. Search for your journey to Tongatapu Island, then check out prices for nearby days by clicking on the "flexible dates" link above.
How much is a flight to Tongatapu Island?
In the last seven days, return airfares to Tongatapu Island sold for as little as HK$3,757 and reached a maximum price of HK$9,291. For one-way fares departing from Sydney (SYD), the cheapest seat during this same period was only HK$1,965.
When is the cheapest time to fly to Tongatapu Island?
Jet off on a Tuesday to boost your odds of getting the cheapest fare to Tongatapu Island. Mondays are usually the second most affordable day to take off. Saturday is generally the most expensive day to fly anywhere.
How much is a plane ticket to Tongatapu Island?
In the last seven days, plane tickets to Tongatapu Island fluctuated between HK$3,757 and HK$9,291. Prices tend to go up over time, so snap up a bargain today.
What months are the cheapest to book a flight to Tongatapu Island?
February is the ideal month to snap up a terrific deal to Tongatapu Island. Be aware that the costliest time to book a seat in the U.S. Isn't during the height of summer, but the month of December.

Travel information

Destination airport
Fua'amotu Intl.
Destination airport IATA code
TBU
Destination city name
Nuku'alofa
Return price
HK$3,757

Trending flights to Tongatapu Island

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
Sun, 29 Nov - Sat, 5 Dec
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$9,291 Return, found 7 hours ago
HK$9,291
Return
found 7 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 7 hours ago
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