Your visa type determines your allowed stay, not the visa itself

The length of time you can stay in the United States depends on the visa category you hold and the admission period the border officer stamps in your passport—not on how long the visa document itself is valid. A visa that doesn't expire for ten years might only let you stay for 90 days. The two are separate things, and confusing them is the most common mistake people make.

When you arrive at a U.S. port of entry, a Customs and Border Protection officer decides how long you can stay and writes that period directly in your passport, usually as "Admitted until [date]" or "D/S" (duration of status). That date is what matters. Your visa document is just permission to board a plane or enter at a border; it is not permission to stay.

Key Takeaways

  • The date stamped in your passport when you arrive (not your visa expiration date) determines when you must leave the United States.
  • Tourist and business visitors (B-1/B-2 visas) typically receive 6 months, but the officer can grant less, and you cannot extend it.
  • Student visas (F-1) and work visas (H-1B, L-1, O-1) allow you to stay as long as your school enrollment or job sponsorship lasts, with specific rules about what happens when either ends.
  • Overstaying by even one day can make you deportable and bar you from returning to the United States for years.
  • If you need to stay longer, you must request a change of status or extension before your current period ends, not after.

Tourist and business visitors: the 6-month standard

If you arrive on a B-1/B-2 visa (tourist, business visitor, or temporary visitor), the border officer typically grants you 6 months. This is not automatic—the officer can grant less if they believe you will not leave, and they can grant more in rare cases. The decision happens at the moment you arrive, not when you explore for the visa.

You cannot extend a B-1/B-2 stay. If your 6 months ends on June 15, you must leave on June 15. There is no process to ask for more time. Your only option is to leave the country and return on a new visa, which resets the clock, though the border officer is not required to grant you another 6 months.

The 6-month period is measured from the date stamped in your passport, not from the date on your visa. If your visa says it is valid until 2028 but the officer stamps you in until December 2024, you must leave in December 2024.

Student visas: stay as long as your program lasts

An F-1 student visa allows you to stay for the duration of your school program, plus a grace period. The border officer does not stamp a specific departure date in your passport the way they do for tourists. Instead, your school's designated school official (DSO) tracks your status in the Student and Exchange Visitor Information System (SEVIS), and your legal stay period is tied to your enrollment.

You can remain in the United States as long as you are enrolled full-time and maintaining your status—meaning you are taking the required course load, making satisfactory progress, and following the rules of your visa category. Once you complete your program, you receive a 60-day grace period to pack and leave. If you want to extend your studies (for example, by enrolling in a graduate program), you must file a change of status request before your current program ends.

If you drop out, stop attending classes, or fall below full-time enrollment without permission, you lose your status when ready. You then have a short time to either restore your status (by re-enrolling) or leave the country. Staying after you lose status is overstaying, even if your original visa document is still valid.

Work visas: tied to your employer or job category

Work visas come in many categories—H-1B (specialty occupation), L-1 (intracompany transfer), O-1 (extraordinary ability), and others—and each has different rules about how long you can stay.

Most work visas allow you to stay as long as your employer's petition is valid and you are working for that employer. An H-1B visa, for example, is typically valid for three years and can be renewed for another three years (six years total), but only if your employer continues to sponsor you and you continue working for them. If you quit or are fired, your status ends, and you must leave within a grace period (usually 10 to 60 days, depending on the visa type).

Some work visas, like the O-1, are tied to a specific project or event rather than an employer. Once the project ends or the event is over, your authorized stay ends. You cannot straightforward find a new job and stay; your new employer would need to file a new petition and have it approved before you can work for them.

What happens if you overstay

Overstaying means remaining in the United States past the date stamped in your passport or past the end of your authorized status. Even overstaying by one day creates serious consequences.

If you overstay for more than 180 days, you become deportable and are barred from returning to the United States for three years. If you overstay for more than one year, you are barred for ten years. You can be arrested, detained, and removed from the country at any time. An overstay also makes it much harder to get a visa to any country in the future, because immigration officers in other countries see the overstay on your record.

Even if you are not caught when ready, an overstay follows you. If you try to leave and return later, or if you explore for any immigration benefit, the overstay will be discovered. There is no statute of limitations on overstaying.

Extending your stay or changing your status

Some visa categories allow you to request an extension or change of status before your current period ends. You must file the request before your authorized stay expires—filing after the expiration date has passed means you are already overstaying, and your request will be denied.

B-1/B-2 visitors cannot extend. If you need more time, you must leave and return on a new visa. Student visa holders can change to another school or program by having their new school's DSO file paperwork with SEVIS before their current program ends. Work visa holders can sometimes change employers or visa categories if the new employer files a petition before the current one expires.

The process for requesting an extension or change of status varies by visa type. Some are filed with U.S. Citizenship and Immigration Services (USCIS) on paper or online; others are handled by your school or employer. Check with your school's DSO, your employer's immigration attorney, or the USCIS website for the specific form and important date for your situation.

How to find your exact departure date

Open your passport and look for the stamp or notation made when you arrived in the United States. It should say "Admitted until [date]" or show a date next to "D/S" (duration of status). That date is your legal departure important date.

If you cannot find the stamp or it is unclear, contact the U.S. Citizenship and Immigration Services (USCIS) or the nearest U.S. embassy or consulate. You can also check your arrival record through the U.S. Customs and Border Protection website if you have your passport number and arrival date. Do not guess or assume your visa expiration date is your departure date—they are almost never the same.

If you are a student, log into your school's student portal or contact your designated school official to confirm your status in SEVIS. If you are a work visa holder, ask your employer's immigration department or attorney for your I-94 arrival/departure record, which shows your authorized stay period.

Frequently Asked Questions

Can I stay longer if I renew my visa before it expires?

No. Renewing your visa document does not extend your stay in the United States. Your departure date is set by the border officer when you arrive, not by when your visa expires. You would need to leave the country, get a new visa, and return to reset your stay period.

What if I get married to a U.S. citizen while I'm here on a tourist visa?

Marriage to a U.S. citizen does not automatically extend your stay or change your status. You can file for a change of status to become a permanent resident, but you must file before your tourist visa period expires. If you overstay while waiting for the process to be processed, you may face deportation. Consult an immigration attorney when ready if this is your situation.

Do I have to leave on the exact date stamped in my passport?

Yes. You must depart on or before the date shown in your passport. If your date is June 15 and you leave on June 16, you have overstayed. If you need to stay longer, you must request an extension or change of status before the date arrives—not after.

What if I'm waiting for a work visa petition to be approved?

If your current visa is expiring while your petition is pending, you may be able to stay in the United States under "status protection" while the petition is being processed, but only if you filed before your current status expired. This varies by visa type. Consult your employer's immigration attorney or USCIS when ready—do not assume you can stay just because a petition is pending.

Can I work while I'm on a tourist visa if I extend my stay?

No. B-1/B-2 visas do not allow work, and you cannot extend them. If you need to work in the United States, you must leave, obtain a work visa, and return. Working without authorization is illegal and can result in deportation and a permanent bar to future visas.