| Players In | Players Out | 
|---|---|
| Tyler Freeman (Homegrown) | Kharlton Belmar (option declined) | 
| Rodney Wallace (signing) | Amer Didic (option declined) | 
| Erik Hurtado (trade) | Brad Evans (option declined) | 
| Botond Barath (signing) | Cristian Lobato (option declined) | 
| Kelyn Rowe (trade) | Colton Storm (option declined) | 
| Abdul Rwatubyaye (signing) | Diego Rubio (trade) | 
| Gedion Zelalem (transfer) | Ike Opara (trade) | 
| Nicolas Hasler (signing) | Abdul Rwatubyaye (trade) | 
| Benny Feilhaber (trade) | Kelyn Rowe (trade) | 
| Wilson Harris (short-term agreement) | Yohan Croizet (mutual termination) | 
| Camden Riley (short-term agreement) | |
| Felipe Hernandez (short-term agreement) | |
| Cameron Duke (Homegrown) | |
| Luis Martins (signing) | |
| Felipe Hernandez (Homegrown) | 
Transaction Timeline
- Oct. 2, 2018: Sporting KC signs 15-year-old forward Tyler Freeman as a Homegrown Player
- Nov. 30, 2018: Sporting KC announces roster moves ahead of 2019 season
- Dec. 14, 2018: Sporting KC signs free agent defender Rodney Wallace
- Dec. 14, 2018: Sporting KC acquires Erik Hurtado in trade with Vancouver
- Dec. 18, 2018: Sporting KC signs defender Botond Barath
- Dec. 18, 2018: Sporting KC acquires midfielder Kelyn Rowe and allocation money from Colorado in exchange for forward Diego Rubio
- Jan. 28, 2019: Sporting KC trades Ike Opara to Minnesota in exchange for up to $1 million in Targeted Allocation Money
- Feb. 5, 2019: Sporting KC signs 22-year-old defender Abdul Rwatubyaye
- March 11, 2019: Sporting KC acquires midfielder Gedion Zelalem in transfer from Arsenal
- April 2, 2019: Sporting KC signs defender Nicolas Hasler
- May 8, 2019: Sporting KC acquires midfielder Benny Feilhaber in trade with Colorado
- May 17, 2019: Sporting KC signs forward Wilson Harris to Short-Term Agreement
- June 11, 2019: Sporting KC signs Felipe Hernandez and Camden Riley to Short-Term Agreements
- July 18, 2019: Sporting KC signs midfielder Cameron Duke as Homegrown Player
- Aug. 1, 2019: Sporting KC signs Portuguese left back Luis Martins
- Aug. 7, 2019: Sporting KC acquires $75K in TAM and international roster spot from RSL in exchange for midfielder Kelyn Rowe
- Aug. 30, 2019: Sporting KC signs Academy product Felipe Hernandez as Homegrown Player
- Sept. 23, 2019: Sporting KC and Yohan Croizet mutually agree to part ways