The 2013 season was Western New York Flash's sixth season of existence, and the first in which they competed in the National Women's Soccer League (NWSL), the new top division of women's soccer in the United States.

The Flash began play in 2009 in the USL W-League and moved to the top-division league, Women's Professional Soccer (WPS), in 2011.

[1] The Flash played their home matches at Sahlen's Stadium in Rochester, New York.

The team won the NWSL Shield with the best record in the league during the regular season.

[1][3] Note: Flags indicate national team as defined under FIFA eligibility rules; some limited exceptions apply.