Overview The City & County of Honolulu provides an island-wide public transportation system that serves Daniel K. Inouye International Airport.  Skyline is Honolulu’s rail system, and TheBus is Honolulu’s bus system.  For more information click on the links below. Skyline and TheBus Customer Service (808) 848-5555 Option 1 – Honolulu Estimated Arrival System Option 2 – … Continue reading The Bus and Skyline