Frederick, MD → Phoenix, AZ

DC (Union Station)

50 Massachusetts Ave Ne, Washington, D.C.

Please wait for in the passenger waiting area in slips D & E when you first arrive to the Union Station Bus Terminal on the upper deck of the Union Station parking garage. You will be directed to your bus by staff. FlixBus trips will depart from slips 5-8.

Pittsburgh Intermodal Station

55 11Th St, Pittsburgh, PA

Transfer at Pittsburgh Intermodal Station (100m layover).

St Louis Bus Station

430 S 15Th St, St Louis, MO

The bus will pickup and drop off at the bus station.