The **Visa Waiver Program (VWP)** allows eligible nationals of participating countries to visit the U.S. for **tourism or business up to 90 days** without a visa, if they have

- approved ESTA and

- an e‑passport.

Certain travel histories (e.g., **Cuba on/after Jan 12, 2021**) make travelers ineligible for VWP, requiring a visa instead.rs.