She will sub for the vacationing Robin Roberts for a week, teaming with George Stephanopoulos on Good Morning America.
Katie Couric joined the ABC News team last year after a five year run as the first solo anchor of a network evening news broadcast.
Her own daily talk show "Katie" premieres on ABC13 on September 10.
This week, though, Couric will return to the morning shift for the first time in more than five years as guest host on GMA.
Tune in Monday at 7am on Channel 13 following Eyewitness News.