Originally Posted by OskiBear

The buses have been really erratic lately. Sometimes I've arrived at the Eagle terminal to see a long line of people waiting for the bus. It doesn't feel as if they have a set schedule, even if they purport to.

Originally Posted by bzcat

Give yourself 30 minutes to get from Eagle terminal to T4.

During busy periods, buses to/from the Eagle terminal are routinely delayed because they have to yield to aircraft entering and departing the TBIT/T4 and T4/T5 alley.