Frontier Airlines PDX Terminal +1-888-839-0502 Travelers at the Frontier Airlines PDX Terminal Europe have an easy airport experience. Situated on Concourse D of Portland International Airport (PDX), the terminal is easily accessible to ticketing, self-service kiosks, and baggage support. Visit us : https://www.nearterminals.com/frontier-airlines/frontier-airlines-pdx-terminal-portland-international-airport/