I like to hike with my dog, Webster. It helps clear my mind.

As of 2008 Flockhart is the national spokesperson for Peace Over Violence. Though this venue usually is reserved for juniors and seniors Harold Scott insisted that Flockhart perform there in his production of William Inge's Picnic. In 2000 Calista Flockhart appeared in Things You Can Tell Just by Looking at Her and Bash: Latter-Day Plays later accompanying Eve Ensler to Kenya in order to protest violence against women particularly female genital mutilation.

Flockhart is married to actor Harrison Ford.