| 13 Aug 21 | G. Montiel Gonzalo Montiel |  River PlateCARP | → |  SevillaSEV | Undisclosed |
| 13 Aug 21 | G. Montiel Gonzalo Montiel | River PlateCARP | → | SevillaSEV | Undisclosed |
| 02 Aug 21 | Matias Pellegrini |  Inter Miami CFMIA | → |  Estudiantes de La PlataEST | Loan |
| 02 Aug 21 | Matias Pellegrini | Inter Miami CFMIA | → | Estudiantes de La PlataEST | Loan |
| 01 Jul 21 | D. Sarmiento Dario Sarmiento | Estudiantes de La PlataEST | → |  Manchester CityMNC | Undisclosed |
| 01 Jul 21 | D. Sarmiento Dario Sarmiento | Estudiantes de La PlataEST | → | Manchester CityMNC | Undisclosed |
| 29 May 21 | J. Menéndez Jonathan Menéndez |  IndependienteIND | → |  Real Salt LakeRSL | Allocation |
| 29 May 21 | J. Menéndez Jonathan Menéndez | IndependienteIND | → | Real Salt LakeRSL | Allocation |
| 19 May 21 | F. Fragapane Franco Fragapane |  Talleres (Córdoba)TDC | → |  Minnesota United FCMIN | Undisclosed |
| 19 May 21 | F. Fragapane Franco Fragapane | Talleres (Córdoba)TDC | → | Minnesota United FCMIN | Undisclosed |
| 08 Apr 21 | A. Franco Alan Franco | IndependienteIND | → |  Atlanta United FCATL | Undisclosed |
| 08 Apr 21 | A. Franco Alan Franco | IndependienteIND | → | Atlanta United FCATL | Undisclosed |
| 07 Apr 21 | R. Ábila Ramón Ábila |  Boca JuniorsCABJ | → | Minnesota United FCMIN | Loan |
| 07 Apr 21 | R. Ábila Ramón Ábila | Boca JuniorsCABJ | → | Minnesota United FCMIN | Loan |
| 22 Feb 21 | F. Ibarra Franco Ibarra |  Argentinos JuniorsARGJ | → | Atlanta United FCATL | Undisclosed |
| 22 Feb 21 | F. Ibarra Franco Ibarra | Argentinos JuniorsARGJ | → | Atlanta United FCATL | Undisclosed |
| 19 Feb 21 | F. Meza Fernando Meza | Atlanta United FCATL | → |  Defensa y JusticiaDYJ | Loan |
| 19 Feb 21 | F. Meza Fernando Meza | Atlanta United FCATL | → | Defensa y JusticiaDYJ | Loan |
| 12 Feb 21 | S. Sosa Santiago Sosa | River PlateCARP | → | Atlanta United FCATL | Undisclosed |
| 12 Feb 21 | S. Sosa Santiago Sosa | River PlateCARP | → | Atlanta United FCATL | Undisclosed |
| 11 Feb 21 | T. Pochettino Tomás Pochettino | Talleres (Córdoba)TDC | → | AFXAustin FCAustin FC | 2500000 |
| 11 Feb 21 | T. Pochettino Tomás Pochettino | Talleres (Córdoba)TDC | → | AFXAustin FCAustin FC | 2500000 |
| 09 Feb 21 | F. Escobar Franco Escobar | Atlanta United FCATL | → |  Newell's Old BoysNOB | Loan |
| 09 Feb 21 | F. Escobar Franco Escobar | Atlanta United FCATL | → | Newell's Old BoysNOB | Loan |
| 04 Feb 21 | J. Torres Joaquín Torres | Newell's Old BoysNOB | → |  CF MontréalMTL | Loan |
| 04 Feb 21 | J. Torres Joaquín Torres | Newell's Old BoysNOB | → | CF MontréalMTL | Loan |
| 02 Feb 21 | M. Rojo Marcos Rojo |  Manchester UnitedMAN | → | Boca JuniorsCABJ | Undisclosed |
| 02 Feb 21 | M. Rojo Marcos Rojo | Manchester UnitedMAN | → | Boca JuniorsCABJ | Undisclosed |
| 25 Jan 21 | L. López Lisandro López |  Racing ClubRAC | → | Atlanta United FCATL | Free |
| 25 Jan 21 | L. López Lisandro López | Racing ClubRAC | → | Atlanta United FCATL | Free |
| 01 Jan 21 | R. Schlegel Rodrigo Schlegel | Racing ClubRAC | → |  Orlando City SCORL | Undisclosed |
| 01 Jan 21 | R. Schlegel Rodrigo Schlegel | Racing ClubRAC | → | Orlando City SCORL | Undisclosed |