What age flies free with Frontier?

All kids 14 and under can fly free on select flights with the purchase of a DISCOUNT DEN® member fare. Free flights for kids means you and your family can travel more often - that means more time together gathering new experiences and more visits to grandma .



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Ticket fares for babies and children On domestic flights, infants under the age of two often fly for free if seated on their parent's lap, and some airlines charge a (discounted) fare. On international flights, airlines often charge 10% of the adult ticket price.

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On valid Kids Fly Free flights, one kid under 15 can fly for free for every adult DISCOUNT DEN® fare purchased. One of the adults must be a DISCOUNT DEN®> member, up to 9 passengers (including kids and adults). So complete your booking and enjoy your extra savings.

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Infants under 2 years old are allowed to travel free of charge on the lap of an adult at least 15 years of age, but a seat must be purchased for travel on Frontier Airlines flights in the following situations: Children 2 years of age or older must have their own seat reserved.

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Board First — Be among the first to board our plane with our Board First Service. Available to customers who purchase a carry-on bag. Courtesy Boarding — Available to families traveling with small children (under 3 years of age) and any other passengers requiring additional time or assistance with boarding.

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Typically, minors under the age of 18 do not have to present identification for domestic U.S. travel. Airlines will accept identification from the responsible adult on behalf of the minor(s). For international travel, minors under the age of 18 must present the same travel documents as the adult.

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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.

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Children 2 or older are required to have their own seat, a ticketed adult fare. Children under 5 can't travel alone under any circumstances.

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Overall, the aviation industry prioritizes safety, and Frontier Airlines is indeed a safe and reliable airline. The airline holds the necessary certifications for safety, including the FAA and IATA safety certificates, which further establish its commitment to maintaining high safety standards.

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Typically, minors under the age of 18 do not have to present identification for domestic U.S. travel. Airlines will accept identification from the responsible adult on behalf of the minor(s). For international travel, minors under the age of 18 must present the same travel documents as the adult.

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Personal Items: Personal items can be no larger than 14” tall, 18” wide, and 8” long. Personal items must fit completely within the personal item portion of the bag sizer. Think purses, totes, computer bags, briefcases, and kids backpacks!

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