A child under 2 years old (24 months) can travel for free as long as the infant will be on the lap of another passenger for the flight.
Do kids fly free before 2?
Do babies fly free? Babies and toddlers under 2 years old aren't legally required to occupy an airplane seat and can instead travel as a "lap infant" on their parent's ticket. Lap infants are generally free of charge, although you may pay a percentage of the full fare if you're traveling internationally.
At what age do you pay for child airline ticket?
How do airlines know if your child is over 2?
To prove your child's age to an airline, one of the following documents will suffice: Child's passport (how to get a U.S. passport for an infant and things to know about children's passports) Child's birth certificate. Child's immunization form or other medical records may also work domestically.
Can I put my 3 year old on my lap on a plane?
FAA recommendations for flying with children. Although airlines allow for children under 2 to sit on a parents lap, the FAA (Federal Aviation Administration) recommends for all young children to sit in a FAA approved car seat at all times during a flight.