Cheap Flights to Tonga | Popular Routes to Tonga from HK$7,629

View HK$7,629 flight on Fri, 10 Jul 2026Opens in a new window

Popular airlines to Tonga

  • Fiji Airways

    Fiji Airways

  • Air New Zealand

    Air New Zealand

  • Qantas Airways

    Qantas Airways

  • Singapore Airlines

    Singapore Airlines

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Cheap round-trip flights to Tonga

Prices were available within the past 7 days and start at HK$7,629 for one-way flights and HK$11,420 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air New Zealand
Tue, 14 Apr - Fri, 24 Apr
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$11,420 Return, found 3 days ago
HK$11,420
Return
found 3 days ago
Select Air New Zealand flight, departing Tue, 14 Apr from Hong Kong SAR to Tongatapu Island, returning Fri, 24 Apr, priced at HK$11,420 found 3 days ago
Air New Zealand
Tue, 14 Apr - Fri, 24 Apr
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$11,594 Return, found 3 days ago
HK$11,594
Return
found 3 days ago
Select Air New Zealand flight, departing Tue, 14 Apr from Hong Kong SAR to Tongatapu Island, returning Fri, 24 Apr, priced at HK$11,594 found 3 days ago
Air New Zealand
Thu, 8 Jan - Wed, 14 Jan
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$15,245 Return, found 1 day ago
HK$15,245
Return
found 1 day ago
Select Air New Zealand flight, departing Thu, 8 Jan from Hong Kong SAR to Tongatapu Island, returning Wed, 14 Jan, priced at HK$15,245 found 1 day ago
Air New Zealand
Wed, 4 Feb - Mon, 9 Feb
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$15,594 Return, found 5 days ago
HK$15,594
Return
found 5 days ago
Select Air New Zealand flight, departing Wed, 4 Feb from Hong Kong SAR to Tongatapu Island, returning Mon, 9 Feb, priced at HK$15,594 found 5 days ago
Singapore Airlines
Thu, 19 Mar - Thu, 26 Mar
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$15,958 Return, found 1 day ago
HK$15,958
Return
found 1 day ago
Select Singapore Airlines flight, departing Thu, 19 Mar from Hong Kong SAR to Tongatapu Island, returning Thu, 26 Mar, priced at HK$15,958 found 1 day ago
Cathay Pacific
Tue, 14 Apr - Fri, 24 Apr
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$15,994 Return, found 3 days ago
HK$15,994
Return
found 3 days ago
Select Cathay Pacific flight, departing Tue, 14 Apr from Hong Kong SAR to Tongatapu Island, returning Fri, 24 Apr, priced at HK$15,994 found 3 days ago
Fiji Airways
Sun, 2 Aug - Mon, 10 Aug
HKG
Hong Kong SAR
VAV
Vava'u
HK$16,114 Return, found 6 days ago
HK$16,114
Return
found 6 days ago
Select Fiji Airways flight, departing Sun, 2 Aug from Hong Kong SAR to Vava'u, returning Mon, 10 Aug, priced at HK$16,114 found 6 days ago
Fiji Airways
Thu, 8 Jan - Wed, 14 Jan
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$16,566 Return, found 1 day ago
HK$16,566
Return
found 1 day ago
Select Fiji Airways flight, departing Thu, 8 Jan from Hong Kong SAR to Tongatapu Island, returning Wed, 14 Jan, priced at HK$16,566 found 1 day ago
Cathay Pacific
Tue, 14 Apr - Fri, 24 Apr
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$16,820 Return, found 3 days ago
HK$16,820
Return
found 3 days ago
Select Cathay Pacific flight, departing Tue, 14 Apr from Hong Kong SAR to Tongatapu Island, returning Fri, 24 Apr, priced at HK$16,820 found 3 days ago
Cathay Pacific
Tue, 14 Apr - Fri, 24 Apr
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$16,994 Return, found 3 days ago
HK$16,994
Return
found 3 days ago
Select Cathay Pacific flight, departing Tue, 14 Apr from Hong Kong SAR to Tongatapu Island, returning Fri, 24 Apr, priced at HK$16,994 found 3 days ago

About Tonga

Expedia offers flights to Tonga to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to Tonga or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

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$11,420. 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$11,420 and HK$16,994. If you were travelling one way from Hong Kong SAR (HKG), you could have nabbed a deal from only HK$7,629.
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$11,420 to HK$16,994 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.

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.

Air New Zealand
Tue, 14 Apr - Fri, 24 Apr
HKG
Hong Kong SAR
TBU
Tongatapu Island
HK$11,420 Return, found 3 days ago
HK$11,420
Return
found 3 days ago
Select Air New Zealand flight, departing Tue, 14 Apr from Hong Kong SAR to Tongatapu Island, returning Fri, 24 Apr, priced at HK$11,420 found 3 days ago
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