Citizens of the following countries can get a free, one-month visitor's visa on arrival if they can prove they have a return ticket to leave Tonga at the end of their stay and sufficient funds to cover their stay:Australia, Austria, Bahamas, Barbados, Belgium, Brazil, Brunei, Bulgaria, Canada, Cook Islands, Cyprus, Czech Republic, Denmark, Dominica, Estonia, Fiji, Finland, France, French Polynesia, Germany, Greece, Hungary, Ireland, Italy, Japan, Kiribati, South Korea, Latvia, Lithuania, Luxembourg, Malaysia, Malta, Marshall Islands, Federated States of Micronesia, Monaco, Nauru, Netherlands, New Caledonia, New Zealand, Niue, Norway, Palau, Papua New Guinea, Poland, Portugal, Romania, Russia, Samoa, Seychelles, Singapore, Solomon Islands, Slovakia, Slovenia, Spain, Saint Kitts and Nevis, Saint Lucia, Saint Vincent and the Grenadines, Sweden, Switzerland, Turkey, Tuvalu, Ukraine, United Kingdom, United States of America, Vanuatu and Wallis and Futuna.
Visitor's visas can be extended at the immigration department in the capital.
By plane
Fua'amotu Airport TBU is on Tongatapu around half an hour from Nuku'alofa.
Air New Zealand flies from Auckland five times weekly, and from Samoa once weekly.
Pacific Blue flies from Sydney and Auckland twice a week.
You can also arrive from Fiji Nadi and Suva on Air Pacific, with connections from the USA, Hong Kong, Australia and Samoa.
A crowd of local taxi drivers meets each incoming flight at the airport and they usually charge 25-30 Pa'anga for a lift into Nuku'alofa. The Teta Tours mini-bus also meets flights and will deliver you to your hotel or guest house for 10 Pa'anga..
By Private Boat
Lots of people arrive by private yacht since Tonga, particularly Vava'u, is a common stop on the around-the-world circuit.