The following countries do not need a visa to visit Fiji for 3 months:
Antigua & Barbuda, Argentina, Australia, Austria, The Bahamas, Bangladesh, Barbados, Belgium, Belize, Bermuda, Botswana, Brazil, Brunei Darussalam, Bulgaria, Canada, Chile, China, Colombia, Cook Islands [NZ passport holder] Cyprus, Czech Republic, Denmark, Commonwealth Dominica, Estonia, The federal Republic of Germany, The federated States of Micronesia, Finland, France, The Gambia, Ghana, Greece, Grenada, Guyana, Holy See (Vatican), Hong Kong [SAR] Hungary, Iceland, India, Indonesia, Israel, Italy, Jamaica, Japan, Kenya, Kiribati, Latvia, Liechtenstein, Lesotho, Luxemburg, Malawi, Malaysia, Maldives, Malta, Mauritius, Mexico, Moldova, Monaco, Nauru, The Netherlands, New Zealand, Nigeria, Norway, Palau, Papua New Guinea, Paraguay, Peru, The Philippines, Poland, Portugal, Republic of Ireland, Republic of the Marshall Islands, Romania, Russia, Samoa, Serbia, Slovak Republic, St Kitts & Nevis, St Lucia, St Vincent & The Grenadines, Seychelles, Sierra Leone, Singapore, Slovenia, Solomon Islands, South Africa, South Korea, Spain, Swaziland, Sweden, Switzerland, Taiwan, Tanzania, Thailand, Tonga, Trinidad & Tobago, Tunisia, Turkey, Tuvalu, Uganda, United Arab Emirates, Ukraine, United Kingdom of great Britain and Northern Ireland, United States of America, Uruguay, Vanuatu, Venezuela, Zambia and Zimbabwe.

Visas can be applied for at any Fiji embassy and cost around US$50.

Visitor Visa Requirements Fiji

Fiji Embassies

Foreign embassies in Fiji