Upon demand, Allegiant might require an ensured duplicate of a birth declaration as confirmation old enough for kids under 24 two years old enough. TSA requires officially sanctioned distinguishing proof for all travelers north of eighteen (18) years old.

Call our number at +1-888-566-5066 (9AM to 6PM PST) if you want to make reservations of your child and infant. Read the policy here before booking.

https://www.one-stophub.com/blog/allegiant-air-child-infant-policy-usa