I would probably go for South East Asia. Cathay Pacific has this All Asia Pass that lets you fly to all the destinations in Asia for a month on a single pass t

I would probably go for South East Asia. Cathay Pacific has this All Asia Pass that lets you fly to all the destinations in Asia for a month on a single pass that starts around $1099. http://www.airtimetable.com/airpass_asia.htm http://www.airtimetable.com/airpass_asia.htm