2. Valid Routing: This upgrade may be used for travel on United in or between Region 1 or 2.
Region 1: North America, Hawaii, Caribbean, and Central America.
Region 2: South America, Europe, North or South Asia, Japan, Australia.
For specific definitions, please refer to the detailed chart. Stopovers are not permitted. This voucher is also valid on all international Lufthansa operated flights worldwide for standby upgrade.</font>