Originally Posted by
jeff1976
1. Is this a valid Circle Pacific routing (note that we want to fly into Saigon and out of HCMC for Viet Nam leg of trip)?
I think you mean fly into Saigon and out of Hanoi. Saigon and HCMC are the same place a la Bombay/Mumbai. If you fly domestically, VN's domestic business class is only a few $$$ more than the econ, and well worth it just to escape the unruly aiport crowds in the lounge.