Most nationalities receive a 3-month entry permit on arrival.
By plane
There is one international airport in Tuvalu, on the island of Funafuti. Air Pacific flies from Suva (originating from Nadi) in Fiji to Funafuti Tuesdays. Return trip costs around 948 Fijian Dollars including tax (Aug 2011). However, this is among the most unreliable flight services in the world, be prepared to wait a week or more beyond your intended departure date. Due to its monopoly status, Air Pacific has operated an unscrupulous business between Fiji and Tuvalu, now that Air Fiji (which was partly owned by the Tuvaluan Government) no longer operates