How long must my passport be valid to enter United States?

6 months longer than the duration of stay. Renew before you travel if you are close to that, because it is one of the most common reasons travellers are refused boarding.

Is this official advice?

No. This is guidance based on data from Travel Buddy, last checked 2026-08-25. Entry rules change without notice and the final decision rests with border officials. Always confirm with the official government source before booking or flying.

Do Brazilian citizens need a visa for United States?

Brazilian citizens need a visa to enter United States. Apply before you travel, usually through an embassy or consulate. Passport validity required: 6 months longer than the duration of stay.

🇧🇷 Brazil → 🇺🇸 United States

Visa needed

You must apply before you travel, usually through an embassy or consulate.

Maximum stay

Not specified

Passport validity

6 months longer than the duration of stay

Pre-registration

None required

What to do next

The part most visa checkers leave out: what actually needs doing before you fly.

Confirm with the official source

Rules change without notice, and only the immigration authority of United States can tell you where you stand. Search for its official site before you travel.

What documents do I need?

Check your passport

Passport validity required: 6 months longer than the duration of stay. Renew first if you are close, because this is the most common reason travellers are turned away.

How long must it be valid?

Allow enough time

Apply well before you fly. Processing times move with demand, and a booked trip is not a reason for an embassy to hurry.

How early should I apply?

Need a United States visa?

Apply through our partner iVisa. Forms, fees and government submission are handled, with status updates until it is approved.

trip1 earns a commission if you apply through this link. It costs you nothing extra.

Start an application

Other passports for United States

The same destination on a different passport. Rules differ sharply by nationality, so check the one you will actually travel on.

All United States entry rules by passport

This is guidance, not authorisation. Entry rules change without notice and the final decision always rests with border officials. Dual nationality, residence permits and travel for any purpose other than tourism can change the answer. Confirm with the official government source before you book or fly. trip1 is not a substitute for airline check-in or boarding compliance.

Source: Travel BuddyChecked: 25 Aug 2026200 passports · 211 destinations

Check a different pair

Another passport, or somewhere else entirely.

This is the pair you are reading. Change either side to check another.