Berlin Brandenburg Airport is in zone C. The tickets are sold in zone pairings, such as AB, BC and ABC. The U-Bahn runs from 4 a.m. until 1 a.m. during the week and 24 hours on the weekends.

Read the best options for getting to and around Berlin, with tips from a former resident on riding the S-Bahn, U-Bahn, trams, and more. Business Insider Subscribe Newsletters ...