How to check if you need a visa
#Start with official category guidance and the Visa Waiver Program rules to confirm whether you need a visa based on nationality and purpose of travel.
Visa Waiver Program rulesVisa Waiver Program country listU.S. entry restrictions overviewVisa Waiver Program (VWP)
#Travelers from eligible countries may be able to visit the U.S. using ESTA instead of a visa. Always check eligibility and rules on the official Visa Waiver Program page and ESTA site.
Purpose and length of stay matter
#Work, study, family, and long-term stays each have different visa categories and eligibility rules. Review the specific visa category pages that match your goal.