For information on how to locate your confirmation code visit our confirmation code instructions page.
You can also call us at 801-401-9000. From the interactive phone menu, select Existing Reservations, then FRONTIER Miles Number or Departure Date. After providing some details about your reservation, an agent will be on the line to provide your confirmation code.
If you provided an email address at the time of booking, you should have received a confirmation email shortly after booking. This also contains your six-digit conformation code (don't forget to check your junk folder!).