Here are some of the Modern Famly characters' absences from episodes of the series. Usually it is the children characters who are absent from a number of episodes, but so far, the adult characters (Jay, Gloria, Phil, Claire, Cameron, Mitchell) have appeared in all episodes.

Manny absences: "Not in My House", "Caught in the Act", "Spring-A-Ding-Fling", "Las Vegas"

Lilly absences: "Go Bullfrogs!", "Treehouse", "After the Fire", "Egg Drop", "Mystery Date", "Goodnight Gracie", "Three Dinners", "Las Vegas"

Haley absences: "The Bicycle Thief", Come Fly With Me", "Benched", "Dance Dance Revelation", "Our Children, Ourselves", "Open House of Horrors", "Mystery Date", "Las Vegas"

Alex absences: "The Bicycle Thief", "The Incident", "Fifteen Percent", "Chirp", "Dance Dance Revelation", "Slow Down Your Neighbors", "Go Bullfrogs!", "Treehouse", "Diamond in the Rough", "Three Dinners", "Las Vegas"

Luke absences: "Fifteen Percent", "Mother Tucker", "Three Dinners", "Las Vegas"

The "Las Vegas" episode was the first time that all five of the main child characters of Modern Family were absent from an episode of the show.