The 24-year old midfielder has been picked up in exchange for allocation money after spending the past two seasons at BMO Field.
13-time Canada international Bekker, who was taken with pick number three in the 2013 MLS SuperDraft, made 29 appearances during his time with TFC.
In addition, the Texan outfit have agreed a deal with Atiba Harris after selecting him in Stage 2 of the MLS Re-Entry Draft in December.
FC Dallas (@FCDallas) January 21, 2015
For breaking stories and all the great banter like us on Facebook: facebook.com/tribalfootball