Dallas' season was highlighted by qualifying for the first MLS Cup Championship Game in franchise history, where they ultimately came up short, losing to the Colorado Rapids in overtime, from an own goal by George John who inadvertently deflected a ball into his own net. In spite of the MLS Cup shortcomings, Dallas earned a preliminary spot in the 2011–12 edition of the CONCACAF Champions League, for next year.

During the regular season, the club set a team record for longest home unbeaten streak, with six matches. Additionally, during this unbeaten streak from May to October, Dallas set an MLS record for longest road unbeaten streak (11 matches) and overall unbeaten streak (15) before eventually losing to Real Salt Lake towards the end of the season. The unbeaten streak, gave Dallas their best regular season record since 2007. David Ferreira of Dallas was crowned the league's Most Valuable Player.

Outside of MLS, the club a short-lived spell in the U.S. Open Cup play-in propers. In an April 28 qualification match against D.C. United, the club, fielded primarily by reserves, lost 4–2.

Dallas began their fifteenth Major League Soccer regular season with a 1–1 draw in a home match against the Houston Dynamo on March 27, 2009.

FC Dallas hosted a friendly against the 2009–10 UEFA Champions League Champions Inter Milan on August 5, 2010.

The month of September saw Dallas obtain several landmark records for their club and for the MLS. As of September 21, 2010, those records are:

Longest Active Home Winning Streak – 6 Games – Club Record – ending with their tie at home to New York Red Bulls

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