Cheap flights to Tonga

View €1,072 flight on Thu, 14 May 2026Opens in a new window

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Cheap round-trip flights to Tonga

Prices were available within the past 7 days and start at €1,072 for one-way flights and €1,653 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Wed, 10 Jun - Wed, 24 Jun
DUB
Dublin
TBU
Tongatapu Island
€1,653 Return, found 2 days ago
€1,653
Return
found 2 days ago
Select Aer Lingus flight, departing Wed, 10 Jun from Dublin to Tongatapu Island, returning Wed, 24 Jun, priced at €1,653 found 2 days ago
Aer Lingus
Tue, 15 Sept - Sat, 19 Sept
DUB
Dublin
TBU
Tongatapu Island
€1,654 Return, found 5 days ago
€1,654
Return
found 5 days ago
Select Aer Lingus flight, departing Tue, 15 Sept from Dublin to Tongatapu Island, returning Sat, 19 Sept, priced at €1,654 found 5 days ago
Aer Lingus
Tue, 15 Sept - Sat, 19 Sept
DUB
Dublin
TBU
Tongatapu Island
€1,688 Return, found 5 days ago
€1,688
Return
found 5 days ago
Select Aer Lingus flight, departing Tue, 15 Sept from Dublin to Tongatapu Island, returning Sat, 19 Sept, priced at €1,688 found 5 days ago
Aer Lingus
Thu, 20 Aug - Thu, 10 Sept
DUB
Dublin
TBU
Tongatapu Island
€2,079 Return, found 21 hours ago
€2,079
Return
found 21 hours ago
Select Aer Lingus flight, departing Thu, 20 Aug from Dublin to Tongatapu Island, returning Thu, 10 Sept, priced at €2,079 found 21 hours ago
Aer Lingus
Thu, 20 Aug - Thu, 10 Sept
DUB
Dublin
TBU
Tongatapu Island
€2,096 Return, found 21 hours ago
€2,096
Return
found 21 hours ago
Select Aer Lingus flight, departing Thu, 20 Aug from Dublin to Tongatapu Island, returning Thu, 10 Sept, priced at €2,096 found 21 hours ago
Aer Lingus
Thu, 20 Aug - Thu, 10 Sept
DUB
Dublin
TBU
Tongatapu Island
€2,113 Return, found 21 hours ago
€2,113
Return
found 21 hours ago
Select Aer Lingus flight, departing Thu, 20 Aug from Dublin to Tongatapu Island, returning Thu, 10 Sept, priced at €2,113 found 21 hours ago
Aer Lingus
Thu, 20 Aug - Thu, 10 Sept
DUB
Dublin
TBU
Tongatapu Island
€2,218 Return, found 21 hours ago
€2,218
Return
found 21 hours ago
Select Aer Lingus flight, departing Thu, 20 Aug from Dublin to Tongatapu Island, returning Thu, 10 Sept, priced at €2,218 found 21 hours ago
Aer Lingus
Thu, 20 Aug - Thu, 10 Sept
DUB
Dublin
TBU
Tongatapu Island
€2,235 Return, found 21 hours ago
€2,235
Return
found 21 hours ago
Select Aer Lingus flight, departing Thu, 20 Aug from Dublin to Tongatapu Island, returning Thu, 10 Sept, priced at €2,235 found 21 hours ago
Qatar Airways
Tue, 15 Sept - Sat, 19 Sept
DUB
Dublin
TBU
Tongatapu Island
€2,380 Return, found 5 days ago
€2,380
Return
found 5 days ago
Select Qatar Airways flight, departing Tue, 15 Sept from Dublin to Tongatapu Island, returning Sat, 19 Sept, priced at €2,380 found 5 days ago
Emirates
Thu, 20 Aug - Thu, 10 Sept
DUB
Dublin
TBU
Tongatapu Island
€2,469 Return, found 21 hours ago
€2,469
Return
found 21 hours ago
Select Emirates flight, departing Thu, 20 Aug from Dublin to Tongatapu Island, returning Thu, 10 Sept, priced at €2,469 found 21 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
Wed, 10 Jun - Wed, 24 Jun
DUB
Dublin
TBU
Tongatapu Island
€1,653 Return, found 2 days ago
€1,653
Return
found 2 days ago
Select Aer Lingus flight, departing Wed, 10 Jun from Dublin to Tongatapu Island, returning Wed, 24 Jun, priced at €1,653 found 2 days 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 €1,653. 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 €1,653 and €2,469. If you were travelling one way from Dublin (DUB), you could have nabbed a deal from only €1,072.
How much is a plane ticket to Tonga?
Flights to Tonga varied from €1,653 to €2,469 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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