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

View €265 flight on Fri, 16 Oct 2026Opens in a new window

Popular airlines to Tonga

  • Fiji Airways

  • Air New Zealand

  • Qantas Airways

  • Singapore Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to Tonga

Prices were available within the past 7 days and start at €265 for one-way flights and €474 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fiji Airways
Fri, 16 Oct - Wed, 21 Oct
MEL
Melbourne
TBU
Tongatapu Island
€474 Return, found 7 hours ago
€474
Return
found 7 hours ago
Select Fiji Airways flight, departing Fri, 16 Oct from Melbourne to Tongatapu Island, returning Wed, 21 Oct, priced at €474 found 7 hours ago
Fiji Airways
Fri, 16 Oct - Wed, 21 Oct
MEL
Melbourne
TBU
Tongatapu Island
€502 Return, found 7 hours ago
€502
Return
found 7 hours ago
Select Fiji Airways flight, departing Fri, 16 Oct from Melbourne to Tongatapu Island, returning Wed, 21 Oct, priced at €502 found 7 hours ago
Fiji Airways
Fri, 16 Oct - Wed, 21 Oct
MEL
Melbourne
TBU
Tongatapu Island
€519 Return, found 7 hours ago
€519
Return
found 7 hours ago
Select Fiji Airways flight, departing Fri, 16 Oct from Melbourne to Tongatapu Island, returning Wed, 21 Oct, priced at €519 found 7 hours ago
Fiji Airways
Fri, 16 Oct - Wed, 21 Oct
MEL
Melbourne
TBU
Tongatapu Island
€523 Return, found 7 hours ago
€523
Return
found 7 hours ago
Select Fiji Airways flight, departing Fri, 16 Oct from Melbourne to Tongatapu Island, returning Wed, 21 Oct, priced at €523 found 7 hours ago
Fiji Airways
Fri, 16 Oct - Wed, 21 Oct
MEL
Melbourne
TBU
Tongatapu Island
€568 Return, found 7 hours ago
€568
Return
found 7 hours ago
Select Fiji Airways flight, departing Fri, 16 Oct from Melbourne to Tongatapu Island, returning Wed, 21 Oct, priced at €568 found 7 hours ago
Fiji Airways
Fri, 16 Oct - Wed, 21 Oct
MEL
Melbourne
TBU
Tongatapu Island
€575 Return, found 7 hours ago
€575
Return
found 7 hours ago
Select Fiji Airways flight, departing Fri, 16 Oct from Melbourne to Tongatapu Island, returning Wed, 21 Oct, priced at €575 found 7 hours ago
Fiji Airways
Fri, 16 Oct - Wed, 21 Oct
MEL
Melbourne
TBU
Tongatapu Island
€581 Return, found 7 hours ago
€581
Return
found 7 hours ago
Select Fiji Airways flight, departing Fri, 16 Oct from Melbourne to Tongatapu Island, returning Wed, 21 Oct, priced at €581 found 7 hours ago
Air New Zealand
Fri, 16 Oct - Wed, 21 Oct
MEL
Melbourne
TBU
Tongatapu Island
€586 Return, found 7 hours ago
€586
Return
found 7 hours ago
Select Air New Zealand flight, departing Fri, 16 Oct from Melbourne to Tongatapu Island, returning Wed, 21 Oct, priced at €586 found 7 hours ago
Qantas Airways
Fri, 16 Oct - Wed, 21 Oct
MEL
Melbourne
TBU
Tongatapu Island
€623 Return, found 7 hours ago
€623
Return
found 7 hours ago
Select Qantas Airways flight, departing Fri, 16 Oct from Melbourne to Tongatapu Island, returning Wed, 21 Oct, priced at €623 found 7 hours ago
Aer Lingus
Mon, 1 Mar - Fri, 12 Mar
DUB
Dublin
TBU
Tongatapu Island
€1,858 Return, found 17 hours ago
€1,858
Return
found 17 hours ago
Select Aer Lingus flight, departing Mon, 1 Mar from Dublin to Tongatapu Island, returning Fri, 12 Mar, priced at €1,858 found 17 hours 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.

Aer Lingus
Mon, 1 Mar - Fri, 12 Mar
DUB
Dublin
TBU
Tongatapu Island
€1,858 Return, found 17 hours ago
€1,858
Return
found 17 hours ago
Select Aer Lingus flight, departing Mon, 1 Mar from Dublin to Tongatapu Island, returning Fri, 12 Mar, priced at €1,858 found 17 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 €474. 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 €474 and €1,858. If you were travelling one way from Melbourne (MEL), you could have nabbed a deal from only €265.
How much is a plane ticket to Tonga?
Flights to Tonga varied from €474 to €1,858 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.

Book with confidence

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.
About Tonga

Explore a world of travel with Expedia

*Available to Expedia members.