Flight
DIA is ~2 hour drive to Breckenridge. If you do not want to book a rental car, the Epic Mountain Express shuttle will bring you from the airport to where you are staying in Breckenridge. https://www.epicmountainexpress.com/breckenridge-shuttles
Travel Note
Due to the size of our wedding, we are not having a hotel block. We recommend booking an Airbnb or Vrbo, or finding a hotel. Towns to stay in: Breckenridge 5 min, Frisco 20 min drive, Silverthorne 25 min drive.