A boat on clear turquoise water with a lifebuoy in the foreground and a sandy beach with palm trees in the background.

Cheap Flights to Tonga | Popular Routes to Tonga from HK$1,868

View HK$1,868 flight on Fri, 18 Sept 2026Opens in a new window

Popular airlines to Tonga

  • Fiji Airways

  • Air New Zealand

  • Qantas Airways

  • Singapore Airlines

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Cheap round-trip flights to Tonga

Prices were available within the past 7 days and start at HK$1,868 for one-way flights and HK$3,165 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fiji Airways
Fiji Airways
Fiji Airways
Fiji Airways
Fiji Airways
Fiji Airways
Fiji Airways
Fiji Airways
Qantas Airways
Air New Zealand

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

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$3,165. 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$3,165 and HK$9,492. If you were travelling one way from Nadi (NAN), you could have nabbed a deal from only HK$1,868.
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$3,165 to HK$9,492 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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