The [URL=https://www.airlinesterminals.com/united-airlines/united-airlines-terminal-den-airport/]Denver Airport United Airlines terminal[/URL] offers seamless travel experiences for passengers flying with United Airlines. At Denver Airport United Airlines operates primarily out of Terminal B. Located on the east side of the airport, Terminal B serves as the hub for United Airlines' domestic and international flights. Passengers flying with United can check in, pass through security, and enjoy various amenities within Terminal B before boarding their flights.