International Information

San
San Marino
A passport is required. Visa not required for tourist stay up to 90 days.
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Saudi
Saudi Arabia
A passport valid for at least six months and a visa are required for entry.
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Senegal
Senegal
A passport is required. For U.S. passport holders, a visa is required.
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Seychelles
Seychelles
A valid passport, onward/return ticket, the local address where the visitor will stay, and proof of sufficient funds are required. A one-month entry visa may be obtained upon arrival and may be extended for a period of up to one year.
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Sierra
Sierra Leone
A passport and visa are required.
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Singapore
Singapore
A valid passport is required. U.S. citizens do not need a visa if their visit is for business or a social visit and their stay is for 90 days or less.
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Slovak
Slovak Republic
A passport is required. A visa is not required for stays for tourism or business up to 90 days within six months of the date of first entry into the Slovak Republic.
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Slovenia
Slovenia
A valid passport is required for entry into Slovenia. Slovene authorities may confiscate passports with signs of damage, such as missing pages, as suspicious documents, potentially causing travel delays. Visas are not required for American citizens arriving for tourist or business stays up to 90 days.
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South
South Africa
The passports of all travelers to South Africa must contain at least two blank (unstamped) visa pages each time entry is sought; these pages are in addition to the endorsement/amendment pages at the back of the passport. Otherwise, the traveler, even when in possession of a valid South African visa, may be refused entry into South Africa, fined, and returned to their point of origin at the traveler’s expense. As a general precaution, all travelers are advised to carry a photocopy of the photo/bio information page of their passport and keep it in a location separate from the passport. Visitors to South Africa for tourism, short business meetings, or those in transit do not require visas for stays of up to 90 days.
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South
South Korea
A passport is required. U.S. passport holders may enter the Republic of Korea without a visa for a stay of up to 90 days for tourism or business to another country.
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Spain
Spain
A passport is required. U.S. citizens can stay without a visa for a tourist/business stay of up to 90 days.
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Sri
Sri Lanka
A passport and onward/return ticket and proof of sufficient funds are required. A no-cost visitor visa, valid for 30 days, will be granted to tourists at the time of entry into Sri Lanka. Business travelers are required to have a visa prior to arrival.
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St.
St. Kitts & Nevis
A passport is required. No Visa required, for stay up to 3 months.
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St.
St. Lucia
A passport is required. No Visa required, for stay up to 3 months.
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St.
St. Vincent
A passport is required. No Visa required, for stay up to 3 months.
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Suriname
Suriname
A passport, visa and, if traveling by air, return ticket are required for travel to Suriname.
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Swaziland
Swaziland
A passport is required. Visas are not required for tourists and business travelers arriving in Swaziland for short visits (less than 60 days) on standard U.S. passports.
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Sweden
Sweden
A valid passport is required. Since March 2001, Sweden entry visas are governed by the rules in the Schengen Agreement. U.S. citizens can stay without a visa for tourist/business for up to 90 days.
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Switzerland
Switzerland
A passport is required for travel to Switzerland. A visa is not required for stays up to 90 days.
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Syria
Syria
A passport and a visa are required.
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Serbia
Serbia
U.S. citizens with tourist, official, or diplomatic passports do not require a visa for entry and stay in Serbia for up to 90 days. Individuals planning to stay longer than 90 days should obtain a visa prior to arrival.
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Sudan
Sudan
The Government of Sudan requires all travelers to present a passport and an entry visa.
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South
South Sudan
U.S. citizens require a passport valid for at least six months and a visa to enter South Sudan. U.S. citizens should obtain a visa prior to entering South Sudan
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