Legal names must match your * US Passport if traveling outside the US including Canada. Make sure your validity matches the country your traveling to. If you are traveling within the US, your legal name must match your state issued photo ID. As of May 7, 2025, Real ID or Valid Passport is mandatory to travel in the United States.
It is your responsibility to stay updated on CDC and State Health department travel guidelines for the destination you're traveling to for all entry and exit requirements. These can be found at travel.state.gov and the country you are flying to.