Frontier Airlines




Nonstop seasonal flights to Denver departing from Central Illinois Regional Airport on Frontier

  • Plan your Denver adventure – seasonal service operates April 25 through November 17, 2024
  • Booking is easy! Head to and enter BMI as your departure airport. Select your destination and view the highlighted dates on the calendar to plan your vacation.


Rocky Mountain National Park

Booking Tip!

Ready for a vacation but not sure where to go? Head to and find the best deals! Select BMI as your departing airport and consider signing up for email alerts.

Frontier makes it easy to pay for only what you want.  

  • Choose to carry-on, check a bag, or just travel with the basics in one personal item. 
  • Traveling with others? You may want to select your seat in advance.

Close. Convenient. CIRA.

Departing from CIRA is convenient. Parking is free and the terminal is easy to navigate. Don’t need to check a bag? Download the Frontier App to carry your boarding pass on your phone and skip the ticket counter! 

Reminder: you should always check-in online 24 hours prior to departure.


Have further questions?


  • Central Illinois Regional Airport
  • 3201 CIRA Drive, Bloomington, IL, 61704
  • +1 (309) 663-7383
  • Airport Code: BMI

©2024 Central Illinois Regional Airport. All Rights Reserved. Powered by