Visa status
Domestic US travel
Domestic US travel — no passport or visa required for US citizens.
Entry Requirements — US Passport Holders
Visa Requirements for Chicago
Domestic US travel — no passport or visa required for US citizens.
Domestic US travelLast verified 2026-04-21
Maximum stay
Unlimited (domestic)
Passport validity
Not required
Required at time of entry. Renew well ahead of peak season — US passport processing is 6-8 weeks.
Health
CDC Level 1
No vaccinations legally required for entry from the US.
View current CDC travel notices →Local essentials (cached)
Nearest US Embassy
Domestic travel — no US embassy required.
Emergency: +1-888-407-4747 (State Dept. consular emergency)
Enroll in the Smart Traveler Enrollment Program (STEP) →Apply / Learn more
Always use the official government site — never pay a third party for a visa that is free to apply for directly.
Plan
When to visit Chicago →
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Stay
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