Cheap Flights to Tongatapu Island from HK$7,338

View HK$7,338 flight on Wed, 6 Aug 2025Opens in a new window

Popular airlines

  • Air New Zealand

    Air New Zealand

  • Fiji Airways

    Fiji Airways

  • Plan, book, fly with confidence

  • trending down icon

    Be in the know

    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon

    Book smarter

    Save up to 35% on select hotels after you book a flight*
  • payments icon

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Tongatapu Island

Prices were available within the past 7 days and start at HK$7,338 for one-way flights and HK$10,334 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Mon, 1 Sep - Tue, 9 Sep
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$10,334 Return, found 2 days ago
HK$10,334
Return
found 2 days ago
Select Air New Zealand flight, departing Mon, 1 Sep from Hong Kong SAR to Tongatapu Island, returning Tue, 9 Sep, priced at HK$10,334 found 2 days ago
Air New Zealand
Mon, 1 Jun - Wed, 10 Jun
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$10,784 Return, found 15 hours ago
HK$10,784
Return
found 15 hours ago
Select Air New Zealand flight, departing Mon, 1 Jun from Hong Kong SAR to Tongatapu Island, returning Wed, 10 Jun, priced at HK$10,784 found 15 hours ago
Fiji Airways
Fri, 14 Nov - Tue, 18 Nov
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$13,187 Return, found 5 days ago
HK$13,187
Return
found 5 days ago
Select Fiji Airways flight, departing Fri, 14 Nov from Hong Kong SAR to Tongatapu Island, returning Tue, 18 Nov, priced at HK$13,187 found 5 days ago
Cathay Pacific
Mon, 1 Jun - Wed, 10 Jun
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$13,824 Return, found 15 hours ago
HK$13,824
Return
found 15 hours ago
Select Cathay Pacific flight, departing Mon, 1 Jun from Hong Kong SAR to Tongatapu Island, returning Wed, 10 Jun, priced at HK$13,824 found 15 hours ago
China Eastern Airlines
Wed, 15 Oct - Fri, 24 Oct
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$14,757 Return, found 15 hours ago
HK$14,757
Return
found 15 hours ago
Select China Eastern Airlines flight, departing Wed, 15 Oct from Hong Kong SAR to Tongatapu Island, returning Fri, 24 Oct, priced at HK$14,757 found 15 hours 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$10,334 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$10,334 and reached a maximum price of HK$14,757. For one-way fares departing from Hong Kong SAR (HKG), the cheapest seat during this same period was only HK$7,338.
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$10,334 and HK$14,757. 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.
Flights to Tongatapu Island information
Destination airport
Fua'amotu Intl.
Destination airport IATA code
TBU
Destination city name
Nuku'alofa
Return price
HK$10,334

Trending flights to Tongatapu Island

Prices were available within the past 7 days and start at HK$7,338 for one-way flights and HK$10,334 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Mon, 1 Sep - Tue, 9 Sep
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$10,334 Return, found 2 days ago
HK$10,334
Return
found 2 days ago
Select Air New Zealand flight, departing Mon, 1 Sep from Hong Kong SAR to Tongatapu Island, returning Tue, 9 Sep, priced at HK$10,334 found 2 days ago
*Available to Expedia members.