When you travel internationally, you’re responsible for making sure you have the correct documentation to enter and depart any countries during your trip.
Make sure to check entry requirements with the consulate of the countries you plan to visit before you travel. You’re responsible for bringing the correct documents for international travel. If you don’t have the required documentation and identification, you will not be allowed to board the plane and are responsible for any resulting costs.
A passport is required for all international travel. If you're traveling anywhere overseas, you need a passport to board an international flight and to enter the country. Passport cards will not be accepted as a form of ID for international air travel.
Passports must be:
U.S. citizens can use any government-issued form of identification to travel between the U.S., Puerto Rico and the U.S. Virgin Islands.
In addition to a passport, some countries require a visa to enter. If you’re traveling to the U.S. for a stay less than 90 days, the Department of Homeland Security requires eligible travelers to use the Electronic System for Travel Authorization (ESTA), as part of the Visa Waiver Program (VWP). You must submit your application no later than 72 hours before departing for the U.S., but we suggest you apply for authorization when you start planning your trip. You will be denied boarding if you arrive at the airport without an approved ESTA.
An approved ESTA travel authorization is:
To enter the U.S. under the VWP, each passenger must have a machine-readable passport. If you don’t have a machine-readable zone, a valid visa is required. Each passenger traveling to the U.S. under the VWP must have a:
If you present a non-electronic passport, a valid U.S. visa will be required or you will be denied boarding and entry into the U.S.
To travel, vaccinations may be required depending on where you’re traveling to and from.
When traveling to Nicaragua, a Yellow Fever shot will be required if you have departed from or connected through any of these countries in the last 30 days:
If you can't present a valid Yellow Fever vaccine certificate, you will be denied entry to Nicaragua and will have to return to where you came from on the next available flight.
Flights to and from certain countries require insecticide treatment (a process known as disinsection) inside the cabin for insect and disease control. The U.S. Department of Transportation provides full information about the spray and the countries required to use it. For questions about chemical sprays on international flights, please contact the carrier or carriers that will be operating your international flight(s).
Learn about regulations and procedures that apply to all travelers that enter or depart the United States.
To enhance border security, passenger information will be passed through the Advanced Passenger Information (API) system and sent to U.S. Customs and Border Protection to review passenger information before the flight arrives.
All visitors to the U.S., except nationals of Canada, will have their photograph and fingerprints taken, and will automatically be registered under the US-VISIT program when they pass through Customs and Border Protection.
Secure Flight Passenger Data is basic personal information the TSA requires for you to travel. The information is collected during booking or ticketing.
To travel internationally, all children, regardless of age, must have a passport and any travel documents required by the countries visited. If you’re traveling internationally with anyone under 18, you may be required to show documentary evidence of your relationship and a Letter of Consent or permission for the child's travel from the parent(s) or legal guardian not present.