Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2019 |  | Eric Alexander | MF |  | FC Cincinnati | Cincinnati |
| 07/2019 |  | Francis Atuahene | FW |  | Austin Bold | Austin Bold |
| 07/2019 | | Edwin Gyasi | FW |  | CSKA Sofia | CSKA Sofia |
| 06/2019 | | Ricardo Pepi | FW |  | North Texas SC | North Texas |
| 03/2019 | | Kwan Lee | AT-C | |||
| 02/2019 |  | Callum Montgomery | DF | |||
| 02/2019 | | Edwin Cerrillo | MF | | North Texas SC | North Texas |
| 01/2019 | | John Nelson | DF |  | FC Dallas (Preseason) | FC Dallas (Preseason) |
| 01/2019 |  | Peter Luccin | AS-CO | |||
| 01/2019 | | Mikey Varas | AS-CO | |||
| 01/2019 |  | Bryan Acosta | MF |  | CD Tenerife | Tenerife |
| 01/2019 |  | Bressan | DF |  | Grêmio Porto Alegre | Grêmio |
| 01/2019 | | Chris Richards | DF |  | Bayern München II | Bayern II |
| 01/2019 |  | Zdeněk Ondrášek | FW |  | Wisła Kraków | Wisła Kraków |
| 01/2019 | | Luchi Gonzalez | MA |  | FC Dallas U19 | U19 |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2019 |  | Pablo Aránguiz | MF |  | Unión Española | Unión Española |
| 07/2019 |  | Carlos Gruezo | MF |  | FC Augsburg | Augsburg |
| 06/2019 | | Francis Atuahene | FW | | Austin Bold | Austin Bold |
| 06/2019 | | Ema Twumasi | FW | | Austin Bold | Austin Bold |
| 05/2019 | | Marquinhos Pedroso | DF |  | D.C. United | DC United |
| 02/2019 | | Kris Reaves | DF |  | Colorado Springs Switchbacks | Colorado Springs Switchbacks |
| 01/2019 | | Chris Richards | DF |  | Bayern Munich U19 | Bayern Munich U19 |
| 01/2019 |  | Roland Lamah | MF | | FC Cincinnati | Cincinnati |
| 01/2019 | | Maynor Figueroa | DF |  | Houston Dynamo | H. Dynamo |
| 01/2019 |  | Abel Aguilar | MF |  | Unión Magdalena | Unión Magdalena |
| 01/2019 |  | Victor Ulloa | MF | | FC Cincinnati | Cincinnati |
| 01/2019 | | Tesho Akindele | FW |  | Orlando City | Orlando City |
| 01/2019 |  | Maxi Urruti | FW |  | CF Montréal | Montréal |