My son is 1.5 year old and my family are planning to visit by flight. This will be approx 2.5 hr journey hour in air. I just ask this will be safe for my son or not. What should I eat him before the journey. what would be care before to travelled by air for him. What will do if he feel uncomfortable or vommit in flight. In travel by flight mostly the ear will become numb or dead, how I will ignore this situation for my son. please guide in this matter.