The official itinerary as released by the Vatican follows (read full coverage here):

An interior view of the Cathedral Basilica of SS. Peter and Paul, Philadelphia, where Pope Francis will celebrate Mass Sept. 26. (Sarah Webb)

An interior view of the Cathedral Basilica of SS. Peter and Paul, Philadelphia, where Pope Francis will celebrate Mass Sept. 26. (Sarah Webb)

Saturday, Sept. 26
Morning:
9:30 a.m. — Private arrival at Philadelphia International Airport.
10:30 a.m. — Mass with Pope Francis in the Cathedral Basilica of SS. Peter and Paul.

Afternoon:
Seminarians of St. Charles Borromeo Seminary greet Pope Francis at the front steps of the seminary in Wynnewood.
4:45 p.m. — Address by Pope Francis, “We Hold These Truths …” on the expected themes of religious liberty and immigration, outdoors at Independence Hall, overlooking Independence Mall.

Evening:
7:30 p.m. — The Festival of Families on the Benjamin Franklin Parkway in Philadelphia.

Sunday, Sept. 27
Morning:
9:15 a.m. — Address to cardinals and bishops attending the World Meeting of Families in Philadelphia at St. Martin’s Chapel at St. Charles Borromeo Seminary.
11 a.m. — Visit with prisoners and select families at Curran-Fromhold Correctional Facility, Philadelphia.

Afternoon:
4 p.m. — The Papal Mass on the Benjamin Franklin Parkway, projected for 4 p.m.

Evening:
7 p.m. — Celebration of the World Meeting of Families for supporters and volunteers at Philadelphia International Airport.
7:45 p.m. — Official departure ceremony at airport.