Â· just now. Report Abuse. Airtran to Jamaica is about 10 to 15 minutes depending upon where you board the Air Train. Trip from Jamaica to Penn is about 15 to 20 minutes depending how long your wait is at Jamiaca for a train.
For obvious reasons, it's usually easier to see if your baby is a boy.Moms-to-be who undergo amniocentesis -- a prenatal test that's used to check for certain genetic problems, usually around 16 weeks -- can also find out whether they're having a boy or a girl at that time.
But there are ways to find out baby's sex long before your 20-week ultrasound -- see these links to find out how, and the odds of having a boy or a girl. 1  DNA Gender Tests: NIPTs can determine sex early and accurately. but they're expensive.  The Nub Theory: How to find out baby's sex at your first trimester ultrasound.