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AMERICA'S. GREENEST AIRLINE. powered by PRATT & WHITNEY GTF TM ENGINES.
Frontier Airlines makes the sky for everyone with its Low Fares Done Right. With over 100 destinations and a route network that connects people to all corners of the country. Frontier enables people to go places they never expected, whether to our main hub in Denver or to our international locations in Mexico, Puerto Rico, Jamaica, Guatemala ...
Search for a Frontier Airlines round-trip, or one-way flight. You choose from destinations in the U.S., Mexico, Canada, Puerto Rico, Jamaica, or Dominican Republic to find a flight that fits your schedule.
Know Before You Go. The earlier you book the more you save. Bags cost more at the airport. Bags must be checked in 60 minute before departure. Find carry-on and checked bag prices. There is no charge for a personal item. Bag must be no larger than 14”X18”x8”. More Info.
Frontier Airlines was created by Frederick W. "Rick" Brown (a United Airlines pilot), his wife Janice Brown, and Bob Schulman, the latter two having worked at the original Frontier Airlines (1950–1986).
For most flights, you can check in on the Frontier app starting 24 hours before your flight's scheduled departure time. You must have your boarding pass and have any bags checked in by the below cutoff times before departure:
