Boarding for British Airways flights typically begins 45 minutes before departure. The airline follows a structured boarding process, with priority given to first and business-class passengers, as well as Executive Club and Oneworld elite members. Be sure to check your boarding group and arrive at the gate on time to avoid last-minute stress. https://airportsterminalhub.com/airlines/british-airways/british-airways-portland-international-airport-pdx-terminal/