Born in Tokat, Turkey, Ekin's family moved to West Germany in 1979. She attended school in Weißenhorn and afterwards partook in Administrative Studies in Konstanz and Vienna earning a degree in 1998. In February 1997, she acquired the German citizenship.
Ekin joined the Greens as a student member and belonged to the Bavaria of the Greens youth. Since 1998, she is a member of the Bundestag. She entered the Bundestag in 2002, and was re-elected in 2005 and 2009. In 2009, she was appointed deputy spokesperson of her party's parliamentary group.
Deligöz was re-elected for the fourth time into the federal parliament following the 2013 election. She is one of the eleven politicians of Turkish descent, who won a seat in the federal parliament including seven women.