Book flights & check-in with the Frontier app to save time and money!

Travel is easier than ever before with the Frontier Airlines mobile app.
- Book your next trip, search flights, and explore our route map and destinations.
- View and manage upcoming trips.
- Upgrade your seat to UpFront Plus, Premium or Preferred, or select a standard seat.
- Add a carry-on bag, checked bag, bundle, priority boarding, or other options.
- Check flight status, including departure time, arrival time, and gate information.
- Save time at the airport with fast checked bag drop or by going straight to the gate without checked bags.
- Join Frontier Miles to earn travel miles and elite status points.
- Use your Frontier Miles to book award travel.
- Join Discount Den and get our lowest fares and exclusive savings and offers, including Kids Fly Free (restrictions apply).