When is it safe for a new born baby to fly on a commercial airline?

Newborn flight: Newborns can fly between 2 days to 2 weeks of age. Check with airline for their policy. Here is an article on tips for flying with a newborn: http://traveltips.usatoday.com/air-travel-newborn-1582.html

Depends on situation: During a stint in the military, I routinely discharged newborns to a van that took the to the airport for a flight back to the US. After a month or two they returned to Japan. They traveled better than most toddlers or older kids.Considerations such as infectious exposure in transit, risk at the destination ; availability of health care factor in. Live life but plan ahead to protect baby