Electronic Travel Authorization (ETA)NewsUK ETA Enforcement Feb 25, 2026, Denied Boarding RiskSunday, January 25, 2026UK ETA Enforcement Feb 2026, Avoid Denied BoardingSunday, January 18, 2026UK ETA London Transit Requirements, February 25, 2026Tuesday, January 13, 2026UK ETA Requirement For US Visitors Starts February 25, 2026Friday, January 9, 2026
