Visa-Free Countries for US Passport Holders (2026): Full Breakdown, UK ETA & EU ETIAS Changes Explained
The US passport opens 180+ destinations without a traditional visa — but the rules are changing fast. The UK now requires an ETA, Europe’s ETIAS launches in late 2026, and several countries have quietly added pre-travel authorisations. Here is the complete, verified 2026 breakdown for American travelers.