Can a 14 year old fly alone on Frontier? Yes! Kids can fly if they are 5 years to 14 years old according to the Frontier Airlines Unaccompanied Minor Policy. However, they cannot fly by themselves if they are younger than five. Guardians are required to complete all necessary forms. If you want to learn more, you can visit the official website of Air Frontier or mention the link. https://tinyurl.com/Frontier-Unaccompanied-Mi #frontierairlinesunaccompaniedminorpolicy #frontierairlinesunaccompaniedminor #frontierairlinesunaccompaniedminorfee #frontierairlinesminorpolicy #frontierairlinesminorfee