Originally Posted by
dj1979
Also vote for Thailand, either head south to Phuket/Samui or head north up to Chiang Mai area.
2nd would be Vietnam, and head over to Da Nang after spending some time in Saigon or Hanoi.
Or if you are into Diving Delta does have a direct NRT/Palau flight and that could be very nice!
Palau is no low-cost destination, based on the OP's requirements.