Country |
Passport |
Visa |
Other |
Saint Kitts and Nevis |
No |
No |
Passport or proof of U.S. citizenship, photo ID, and onward/return ticket required for, stay of up to 3 months. AIDS test required for persons seeking residency/study/work permits; U.S. tests results sometimes accepted. |
Saint Lucia |
No |
No |
Passport or proof of U.S. citizenship and photo ID and return/onward ticket required for stay of up to 6 months. |
St. Martin (St. Maarten) |
|
|
|
St. Pierre |
No |
No |
Passport or proof of U.S. citizenship and official photo ID sufficient for tourist/business stays of up to 2 weeks. (Stays from 2 weeks to 3 months require a valid passport*.) A visa is required for stays over 3 months. |
Saint Vincent and the Grenadines |
No |
No |
Proof of U.S. citizenship, photo ID, and onward/return ticket and/or proof of sufficient funds required for tourist stay of up to 6 months. AIDS test required for persons seeking residency permits; U.S. tests results accepted. |
Samoa |
Yes |
No |
Onward/return ticket required. Visa not required for stay of up to 30 days. |
San Marino |
Yes |
No |
Visa not required for tourist stay of up to 90 days. |
Sao Tome and Principe |
Yes |
Yes |
|
Saudi Arabia |
Yes |
Yes |
Tourist visas are not available for travel to Saudi Arabia. Medical report, including AIDS test, required for work permits; U.S. test results sometimes accepted. |
Scotland |
|
|
|
Senegal |
Yes |
No |
Onward/return ticket required. Visa not needed for stay of up to 90 days. |
Serbia and Montenegro |
Yes |
No |
Visa not needed for stay of up to 90 days. American citizens planning to stay longer than 90 days should leave the country and return visa-free; they can do this repeatedly. This does not apply to students, or American citizens who come to work; they can enter the country visa-free, but they are required to apply for either student or work visa within three days of arrival. |
Seychelles |
Yes |
Yes |
Onward/return ticket and proof of sufficient funds required. Visa issued upon arrival for stay of up to 1 month, no charge, extendible up to 1 year. Medical exam, including AIDS test, performed upon arrival for work permits; U.S. test not accepted. |
Sierra Leone |
Yes |
Yes |
|
Singapore |
Yes |
No |
Onward/return ticket and proof of sufficient funds required. Visa issued upon arrival for stay of up to 1 month, no charge, extendible up to 1 year. Medical exam, including AIDS test, performed upon arrival for work permits; U.S. test not accepted. |
Slovak Republic |
Yes |
No |
Proof of sufficient health insurance coverage and sufficient funds required. Visa not required for tourist/business stays of up to 30 days. Visitors must register their stay, within 3 working days of their arrival in Slovakia, at a local Border Police. Visitors staying in hotels are registered automatically. AIDS test required for long-term visas; U.S. test is not accepted. |
Slovenia |
Yes |
No |
Visa not required for business/tourist stay of up to 90 days. For longer stays (e.g., employment, students) obtain a temporary residence permit before traveling. |
Solomon Islands |
Yes |
No |
Onward/return ticket and proof of sufficient funds required. Visitors permit issued on arrival for stay of up to 2 months in 1-year period. |
Somalia |
Yes |
|
|
South Africa |
Yes |
|
Onward/return ticket and proof of sufficient funds required. Tourist or business visa not required for stay of up to 90 days. AIDS test required for all mine workers; U.S. test sometimes accepted. |
Spain |
Yes |
No |
Visa not required for tourist or business stays up to 90 days. (**90-day period begins when entering Schengen countries.) U.S. medical report, including AIDS test, required for residency/student/work permits. |
Sri Lanka |
Yes |
No |
Onward/return ticket and proof of sufficient funds ($30 per day) required. Tourist visa not required for stay of up to 30 days (extendible in Sri Lanka). For business travel, visa required and must be obtained in advance. |
Sudan |
Yes |
Yes |
Visa must be obtained in advance, and visas are issued only at the Consulate General in New York. Transit visa valid up to 7 days. Visas not granted to passports showing Israeli visas. Travelers must declare currency upon arrival and departure. Check additional currency regulations for stays longer than 2 months. |
Suriname |
Yes |
Yes |
Onward/return ticket required. |
Swaziland |
Yes |
No |
Visa not required for stay of up to 60 days. For longer stay, temporary residency permit available in Mbabane. Visitors must report to immigration authorities or police station within 48 hours unless lodging in a hotel. |
Sweden |
Yes |
No |
Visa not required for a stay of up to 90 days. (**90-day period begins when entering Schengen countries.) |
Switzerland |
Yes |
No |
Visa not required for stay of up to 90 days. |
Syria |
Yes |
Yes |
AIDS test required for anyone staying over 15 days; U.S. test sometimes accepted. |