Spirit Airlines
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Save up to 35% off base rates with Avis & Budget. LEARN MORE. EARN UP TO 60,000 MILES. After Qualifying Account Activity! Terms apply. Apply Now. As Home of Low Fares Done Right, find great deals and cheap flights to destinations all over North America.
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.
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Take the leap and book the trip you’ve been waiting for. Choose from over 100 destinations across the United States, or fly from the USA to some of your favorite destinations in Mexico and the Caribbean.
Here's everything you should know before your flight. Make sure you take a minute to review our guidelines for bags, seats and security.
Already booked your flight? Manage your trip here: Change or cancel your flight, add bags, upgrade your seat, or update passenger information.
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: 60 minutes (domestic flights) 60 minutes (international flights)
