| 2026-08-21 | B. Pena | LDU Portoviejo → Delfin SC | Free agent |
| 2026-08-20 | B. Pena | LDU Portoviejo → Delfin SC | Free agent |
| 2026-08-18 | I. Molinas | Delfin SC → Anagennisi Karditsas | Free agent |
| 2026-08-18 | K. Moreno | Deportivo Cuenca → Delfin SC | Free agent |
| 2026-08-18 | E. Espinoza | Santo Domingo → Delfin SC | Loan |
| 2026-08-17 | L. Cornejo | Estudiantes L.P. → Delfin SC | Loan |
| 2026-08-17 | L. Cornejo | Estudiantes L.P. → Delfin SC | Loan |
| 2026-08-06 | M. Burdisso | Delfin SC → Aucas | Transfer |
| 2026-08-05 | M. Burdisso | Delfin SC → Aucas | Transfer |
| 2026-08-04 | J. Valverde | Delfin SC → Emelec | Transfer |
| 2026-08-03 | J. Valverde | Delfin SC → Emelec | Transfer |
| 2026-07-29 | A. Cisneros | Buhos ULVR → Delfin SC | Transfer |
| 2026-07-22 | Juan Ignacio Cavallaro | Delfin SC → Atletico DE Rafaela | Free agent |
| 2026-07-21 | Juan Ignacio Cavallaro | Delfin SC → Atletico DE Rafaela | Free agent |
| 2026-07-15 | Danny Gabriel Luna Morán | Aucas → Delfin SC | - |
| 2026-07-14 | A. Garcia | Delfin SC → Aucas | - |
| 2026-07-14 | Danny Gabriel Luna Morán | Aucas → Delfin SC | - |
| 2026-07-13 | A. Garcia | Delfin SC → Aucas | - |
| 2026-07-05 | D. Aimar | LDU de Quito → Delfin SC | Free agent |
| 2026-07-05 | Edison Caicedo Peralta Eber | Orense SC → Delfin SC | Free agent |
| 2026-07-04 | Edison Caicedo Peralta Eber | Orense SC → Delfin SC | Free agent |
| 2026-07-02 | E. Mendoza | Delfin SC → Barcelona SC | - |
| 2026-06-30 | J. León | Delfin SC → San Martín Mendoza | Free agent |
| 2026-06-30 | C. Banguero | Fortaleza FC → Delfin SC | - |
| 2026-06-30 | Carlos Carreno | Delfin SC → Delfin SC | Free agent |
| 2026-06-30 | Jefferson Stalin Arce Mina | Mushuc Runa SC → Delfin SC | Free agent |
| 2026-06-29 | A. Garcia | Libertad → Delfin SC | Return from loan |
| 2026-06-29 | A. Garcia | Libertad → Delfin SC | Return from loan |
| 2026-06-29 | Franco Ratotti | Delfin SC → Union Santa Fe | Return from loan |
| 2026-06-29 | C. Banguero | Fortaleza FC → Delfin SC | - |
| 2026-03-27 | J. Castillo | Emelec → Delfin SC | Free agent |
| 2026-03-26 | M. Mejía | Delfin SC → Barcelona SC | Free agent |
| 2026-03-26 | J. Castillo | Emelec → Delfin SC | Free agent |
| 2026-03-25 | M. Mejía | Delfin SC → Barcelona SC | Free agent |
| 2026-03-09 | J. Estacio | Delfin SC → Macara | Free agent |
| 2026-03-08 | J. Estacio | Delfin SC → Macara | Free agent |
| 2026-03-02 | Juan Ignacio Cavallaro | San Martin S.J. → Delfin SC | Free agent |
| 2026-03-01 | Juan Ignacio Cavallaro | San Martin S.J. → Delfin SC | Free agent |
| 2026-02-27 | E. Yepez | 22 de Julio → Delfin SC | Free agent |
| 2026-02-26 | J. Vivar | Delfin SC → Guayaquil City FC | Free agent |
| 2026-02-25 | J. Vivar | Delfin SC → Guayaquil City FC | Free agent |
| 2026-02-24 | K. Ushiña | Cuniburo → Delfin SC | Free agent |
| 2026-02-23 | K. Ushiña | Cuniburo → Delfin SC | Free agent |
| 2026-02-09 | J. Nazareno | Delfin SC → Manta FC | Free agent |
| 2026-02-08 | J. Nazareno | Delfin SC → Manta FC | Free agent |
| 2026-02-05 | Franco Ratotti | Union Santa Fe → Delfin SC | Loan |
| 2026-02-05 | G. Heredia | Belgrano Cordoba → Delfin SC | Loan |
| 2026-01-29 | B. Hernández | El Nacional → Delfin SC | Free agent |
| 2026-01-29 | M. Mejía | Orense SC → Delfin SC | Transfer |
| 2026-01-29 | J. Briceño | Delfin SC → San Antonio Bulo Bulo | Free agent |
| 2026-01-29 | J. Ortiz | LDU Portoviejo → Delfin SC | Free agent |
| 2026-01-28 | M. Mejía | Orense SC → Delfin SC | Transfer |
| 2026-01-28 | J. Briceño | Delfin SC → San Antonio Bulo Bulo | Free agent |
| 2026-01-28 | E. Rubio | Union Santa Fe → Delfin SC | Loan |
| 2026-01-28 | J. Ortiz | LDU Portoviejo → Delfin SC | Free agent |
| 2026-01-27 | A. Bedoya | El Nacional → Delfin SC | Free agent |
| 2026-01-27 | J. Morocho | Cumbayá → Delfin SC | Free agent |
| 2026-01-27 | J. Valverde | Houston Dynamo → Delfin SC | Free agent |
| 2026-01-27 | I. Molinas | Nueva Chicago → Delfin SC | Free agent |
| 2026-01-27 | F. Perinciolo | Chaco For Ever → Delfin SC | Free agent |
| 2026-01-26 | I. Molinas | Nueva Chicago → Delfin SC | Free agent |
| 2026-01-26 | F. Perinciolo | Chaco For Ever → Delfin SC | Free agent |
| 2026-01-24 | H. Batalla | Delfin SC → Libertad | Free agent |
| 2026-01-23 | H. Batalla | Delfin SC → Libertad | Free agent |
| 2026-01-23 | H. Batalla | Delfin SC → Libertad | Free agent |
| 2026-01-21 | B. Cuello | Delfin SC → Union Santa Fe | Free agent |
| 2026-01-20 | B. Cuello | Delfin SC → Union Santa Fe | Free agent |
| 2026-01-12 | N. Gallardo | Delfin SC → San Martin Tucuman | Free agent |
| 2026-01-11 | É. Vega | Delfin SC → Deportivo Cuenca | Free agent |
| 2026-01-05 | G. Cagua | Delfin SC → Plaza Amador | Free agent |
| 2026-01-04 | E. Mendoza | Imbabura → Delfin SC | - |