Where can Americans go on vacation this summer? Travel chaos as Europe says it'll reopen with vaccine passports soon - but countries can still impose quarantine and testing rules The head of the EU Commission said travel will be open to Americans this summer but no date has been given Americans will need a vaccine passport to go; the EU's vaccine passport system starts on July 1 Americans can currently visit other countries on vacation with varying restrictions Greece, Italy, Iceland, Croatia, Turkey, Montenegro and Serbia are all open with some restrictions Most of the Caribbean is open as is Mexico and Central America, most of South America and parts of Africa