¡Cuidado! Orlando, Miami y LA te bloquean si no actualizas ESTO en el pasaporte
Your Easy Guide to Entering the United States: Documents, Inspections & Rules
Everything you need to know before you board that plane—explained simply.
What Documents Do You Need?
When you arrive in the United States, U.S. Customs and Border Protection (CBP)—the officers at the border—will ask for two main things:
- Your Passport: Your official government ID from your home country.
- Permission to Enter: This is either a Visa (a stamp/sticker in your passport) or an Electronic Authorization (ESTA).
IMPORTANT: You must sort out your "Permission to Enter" before you leave home. You cannot just show up at the airport without it.
Two Ways to Get Permission to Enter
Option A: The Tourist Visa (B-2 Visa)
Who needs this? Most travelers from Latin America (and many other countries).
- What it is: A physical sticker placed inside your passport at a U.S. Consulate or Embassy.
- What it allows: Tourism, visiting family/friends, or getting medical treatment.
- Process: You must apply, pay a fee, and attend an interview before you book your flight.
Option B: The Visa Waiver Program (VWP) / ESTA
Who gets this? Citizens of ~40 countries (mostly in Europe, plus Chile and Uruguay in Latin America).
- What it is: An electronic permission slip—no paper visa sticker needed.
- How to get it: Apply online for ESTA (Electronic System for Travel Authorization) at least 72 hours before travel.
- Cost: Cheaper and faster than a visa.
- Limit: Stay max 90 days. You cannot extend it or change your status (e.g., switch to a student visa) while inside the U.S.
The Golden Rule: Your Passport Must Be Ready
Airlines are the first checkpoint. Before they let you on the plane, they must check your passport. If it’s not right, you stay home. If they fly you anyway and you get rejected, the airline gets fined heavily.
Passport Checklist (Must-Haves)
| Requirement | Why It Matters |
|---|---|
| Valid (Not Expired) | Generally must be valid for 6 months beyond your planned departure date. |
| Good Condition | No water damage, torn pages, or unofficial markings. |
| Machine Readable | Has the two lines of code (<<<) at the bottom of the photo page. |
| Biometric Chip (e-Passport) | Required for VWP/ESTA travelers. Look for the gold camera logo on the cover. |
| Blank Pages | Need space for entry stamps (if applicable) or visa stickers. |
CALLOUT: THE "EXPIRED PASSPORT WITH VALID VISA" TRICK
Yes, this works! If your passport expired but has a valid, unexpired B-2 visa inside:
- Get your new, valid passport.
- Bring BOTH passports (old + new).
- Show the officer both. The visa in the old one is still honored.
Note: You cannot do this with ESTA/VWP—you must have a valid e-passport for that.
What Happens When You Land? (The CBP Inspection)
You’ve landed in Orlando, Miami, LA, or another international airport. Now what?
Step-by-Step: The Arrival Process
- Get in Line: Separate lines for U.S. Citizens vs. Visitors (Foreign Nationals).
- Automated Kiosks (APC): Many airports have self-service kiosks. Scan passport + fingerprints + photo + customs declaration. ESTA/VWP travelers usually MUST use these.
- Meet the Officer: A CBP Officer will greet you. They have full authority to decide if you enter.
- The "Mini-Interview": Expect questions like:
- "What is the purpose of your trip?"
- "Where will you stay?"
- "How long will you stay?"
- "Do you have a return ticket?"
- "How much money are you bringing?"
- Biometrics: Fingerprints (usually 2 index fingers) and a live photo are taken every time you enter (age 14–79).
- The Decision:
- Admitted: Welcome to the USA! (Officer stamps passport or tells you it’s electronic).
- Secondary Inspection: More questions in a private room. Stay calm, be honest. This is routine for many.
- Denied Entry / Withdrawal: Sent back on next flight. (Rare if docs are legit).
IMPORTANT: CBP’s Job = Protect the Border. Their website says they check identity/nationality to stop "ineligible aliens, including criminals, terrorists, and drug traffickers." U.S. citizens get automatic entry after verification; foreign nationals are always interviewed and screened.
The Invisible Paper: Form I-94 (Your "Legal Stay" Record)
Old way: White card stapled in passport. New way: 100% Electronic.
What You Need to Know:
- No Paper: CBP creates your I-94 automatically from flight/ship manifest data.
- Proof of Legal Status: It shows: Date you entered, "Class of Admission" (e.g., B2, WT), and "Admit Until Date" (the day you MUST leave by).
- How to Get It: Go to cbp.gov/I94 → "Get Most Recent I-94" → Enter passport info. Print or screenshot it. You need it for:
- Applying for a Driver’s License / State ID.
- Proving legal status to employers (I-9 verification).
- Extending/Changing status (if eligible).
- Proving you left on time (critical for future visas/ESTA).
Leaving the U.S.: No Exit Stamp, But You Must Prove It
- CBP does NOT stamp passports on exit.
- How they know you left: Airlines send passenger manifests (APIS) to CBP when the plane departs.
- Your Job: Keep proof! Save your boarding pass, e-ticket receipt, credit card statements showing foreign purchases, or entry stamp into the next country.
- Why? If the system glitches and thinks you overstayed, your proof saves your next visa/ESTA application.
Summary: Your Pre-Flight Cheat Sheet
| Task | Details |
|---|---|
| 1. Check Passport Validity | Valid 6+ months past return date? Good condition? e-Passport (if ESTA)? |
| 2. Get Permission | B-2 Visa (apply at Embassy) OR ESTA (online, if eligible country). |
| 3. Book Return Ticket | CBP will ask for proof of onward travel. |
| 4. Know Your Address | Have the exact address (hotel/friend’s house) where you’ll stay first night. |
| 5. Declare Honestly | On customs form (or kiosk): Declare food, plants, >$10k cash, gifts, commercial goods. |
| 6. Check I-94 Online | Within days of arrival, verify your "Admit Until Date" is correct. |
| 7. Keep Exit Proof | Boarding pass + receipts for your records. |
FAQ: Your Top Questions Answered
1. My passport expires in 3 months, but my trip is only 2 weeks. Can I go?
Maybe. The U.S. generally requires 6 months validity beyond your departure date. However, many countries have a "Six Month Club" agreement where only validity for the duration of stay is needed. Check the CBP Six Month Club list for your country. If not on the list, renew first.
2. I have a valid B-2 visa in my old, expired passport. My new passport has no visa. Can I travel?
YES. Bring both passports. The visa in the expired passport remains valid until its expiration date. Show the officer both. Do not remove the visa from the old passport.
3. I’m from Chile/Uruguay. Do I need a visa?
No. You are eligible for the Visa Waiver Program (VWP). You must apply for ESTA online ($21) and have a valid e-passport (biometric chip). You can stay up to 90 days for tourism/business.
4. The officer only gave me 3 months on my I-94, but my B-2 visa is good for 10 years. Why?
The Visa = Key to knock on the door. The I-94 = How long you can stay inside. The officer decides the length of stay (usually max 6 months for B-2). A 10-year visa just means you can apply for entry many times over 10 years.
5. I lost my boarding pass and didn’t check my I-94. Now I’m applying for a new visa and they think I overstayed. What do I do?
Gather ANY evidence: Credit card bills from your home country after your departure date, phone records showing roaming, doctor visits, school records, rent/mortgage payments, or an entry stamp into another country. Submit this with a letter explaining the situation. Always check your I-94 and save exit proof!
Travel smart. Be prepared. Have a wonderful trip to the USA!