A former youth and full international, Fletcher played once for the United States women's national soccer team in 2009.

[5] She switched coasts in 2008, joining Pali Blues in Los Angeles, California as the first signing in team history.

[6] She joined Los Angeles Sol in the WPS in 2009, but only played one game for the club before she was traded to Saint Louis Athletica.

[7] She played seventeen games for Athletica, and gave multiple assists in helping the team go from the bottom of the ladder to second place and the playoff semifinal.

Sky Blue FC picked up her contract and she became a regular player there as well, starting ten of the fifteen games she played with the Jersey-based club.

Fletcher returned to the Sky Blue FC for the 2011 WPS season, and started all 15 games that she played and scored one goal.

[8] In February 2014, Fletcher signed with Seattle Reign FC of the National Women's Soccer League for the 2014 season.

Of the signing, Reign FC head coach Laura Harvey said, "Kendall adds experience and depth to our backline and potentially our midfield as well.

"[10] Fletcher scored two goals as a defender for the team and helped them set a league record unbeaten streak of 16 games.

[16] Fletcher re-joined Canberra United as a guest player (can't play more than 7 games) ahead of the 2017–18 W-League season.