Getting In:
Citizens of the United States, Canada and most western European and Latin America nations do not need visas to enter Costa Rica. U.S. citizens planning to stay fewer than 90 days can also enter the country with a phone ID and a copy of their birth certificate, and a tourist card that can be obtained from their airline when they depart the United States.
Citizens holding valid passports from the following country's are permitted to stay in Costa Rica for 90 days without a visa:
Argentina, Holland and dependencies, Norway, South Korea, Austria, Hungary, Panama, Spain, Belgium, Israel Paraguay, Sweden, Canada, Italy, Poland, Switzerland,
Denmark, Japan, Portugal, United Kingdom, Finland, Liechtenstein, Puerto Rico, United States of America,
Germany, Luxembourg, Romania, Uruguay.
Citizens holding valid passports from the following country's are allowed to stay in Costa Rica for 30 days without a visa, though once in the country, they can solicit a "Prórroga de Turismo" from the Immigration office (Migración), which allows them to stay a total of 90 days:
Albania, Colombia, Jamaica, San Marino,
Antigua & Barbuda, Czech, Kenya, St. Lucia,
Australia, Republic Dominica, Kuwait, St. Vincent, Saudi, Bahamas, El Salvador, Mexico, Arabia,
Bahrain, France and dependencies, Monaco, Singapore,
Barbados, Grenada, New Zealand, Slovakia,
Belize, Guatemala, Oman, Suriname, Bolivia, Guyana, Philippines, Taiwan, Bulgaria, Honduras, Qatar, Trinidad & Tobago, Chile, Iceland, San Cristobal, United Arab Emirates, Vatican, Venezuela.
Citizens of all country's not listed above must obtain a visa from a Costa Rican embassy or consulate before travelling there.