EUR/IE
Find cheap flights to Tonga in 2026/2027 from €1,636 This is the cheapest return flight found to Tonga from Ireland on FlightsFinder on October 20th 2026 at 16:18. This offer may no longer be available. Click the offer to check live prices & dates of travel.
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Our Flight Finder compares the cheapest flights to Tonga from the most established flight comparison sites.
Fly to Tonga and visit sites like Ha’amonga ’a Maui Trilithon, ’Eua National Park & Mount Talau.
1. Enter your search requirements for Tonga
2. Compare the best Tonga deals from top comparison engines
3. Book your Tonga flight at the cheapest price
These economy flights were found on FlightsFinder from Ireland to Tonga in the last few days. Prices subject to availability.
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These economy flights were found on FlightsFinder from Ireland to Tonga in the last few days. Prices subject to availability.
No flights found for this month.
No flights found for this month.
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According to our data, February is on average the cheapest time to book flights to Tonga.
You can get flights from €1,636 return.
According to our data, July is on average the most expensive time to book flights to Tonga.
A return flight could set you back more than €2,916.
Tonga combines royal heritage, forested islands and sheltered Pacific waters. Its island groups offer locally hosted village stays, coastal excursions and distinctive Polynesian traditions.
A good price for a flight to Fua`amotu is €1472 - €1800.
Popular airports in Tonga include Fuaʻamotu International Airport (TBU), Lupepauʻu International Airport (VAV), Salote Pilolevu Airport (HPA), Kaufana Airport (EUA), Mataʻaho Airport (NTT), and Kuini Lavenia Airport (NFO).
The flight to Tonga (TBU) is roughly 23 hours 1 minute and 10,137 miles (16,314 kilometres) from Dublin, Ireland - Dublin International Airport (DUB).
The best way is to compare flights to Tonga from leading comparison sites using our search engine dashboard.
We have currently found no direct flights to Tonga.
Here is the average weather forecast in Tonga by month:
• Jan: 27°C
• Feb: 27°C
• Mar: 27°C
• Apr: 26°C
• May: 25°C
• Jun: 24°C
• Jul: 23°C
• Aug: 23°C
• Sep: 23°C
• Oct: 24°C
• Nov: 24°C
• Dec: 26°C
Fua'amotu International Airport (TBU) serves Tongatapu. Arrange transfers with your accommodation or local operator; travel time depends on your destination and local conditions.
Typically, flights are cheapest to Tonga 2 months before departure.
Studies show flights to Tonga are typically cheaper on Tuesdays and Wednesdays.
Dublin, Ireland - Dublin International Airport (DUB) to Tonga (TBU)
Distance:
10,137 miles (16,314 kilometres)
Average flight time (direct 23 hours 1 minute)
Shannon, Ireland - Shannon International Airport (SNN) to Tonga (TBU)
Distance:
10,143 miles (16,323 kilometres)
Average flight time (direct 23 hours 2 minutes)
Knock, Ireland - Ireland West Airport (NOC) to Tonga (TBU)
Distance:
10,068 miles (16,203 kilometres)
Average flight time (direct 22 hours 52 minutes)
Cork, Ireland - Cork International Airport (ORK) to Tonga (TBU)
Distance:
10,205 miles (16,423 kilometres)
Average flight time (direct 23 hours 10 minutes)
Kerry, Ireland - Kerry Airport (KIR) to Tonga (TBU)
Distance:
10,165 miles (16,359 kilometres)
Average flight time (direct 23 hours 5 minutes)
Donegal, Ireland - Donegal Airport (CFN) to Tonga (TBU)
Distance:
10,003 miles (16,098 kilometres)
Average flight time (direct 22 hours 43 minutes)
Waterford, Ireland - Waterford Airport (WAT) to Tonga (TBU)
Distance:
10,205 miles (16,424 kilometres)
Average flight time (direct 23 hours 10 minutes)
From Dublin (DUB), Ireland to Fua`amotu, Tonga (TBU): €1,636
Depart: 19 Feb 2027 · Return: 05 Mar 2027 Price found 20 Oct 2026, 16:18
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