When can you fly with a baby?
Michael King
Updated on February 21, 2026
In general, doctors recommend you wait to fly until your baby's immune system is better developed. This could be as soon as one month for full-term infants, though most doctors recommend anywhere between three months and six months.
When can you first take a baby on a plane?
Usually infants must be at least two weeks old before they can travel although some airlines allow seven-day old infants on board.Can a baby fly at 4 weeks old?
Most pediatricians believe that a 4-6 week old baby can handle airplane flights, says Elizabeth Berger M.D. But this only refers to healthy babies who get the go-ahead from the doctor. Premature infants, as well as those with respiratory or other health issues, may fare better on the ground.Can you travel with a 3 month old baby?
If possible, wait until your baby is 3 months oldAmerican Airlines allows infants as young as 2 days old, and Southwest Airlines allows infants as young as 14 days old. But a baby's immune system is more developed by 3 months of age, making them less susceptible to illness.