On the first match of Copa Ciudad de Mar del Plata, Boca played against Racing Club, it was a 1–4 defeat, with great problems in defense and two players sent off (Erbes and Marín).
January 18: Marco Torsiglieri signed for Boca from Metalist Kharkiv on a one-year loan.[16]
January 20:On the second match of Copa Ciudad de Mar del Plata, Boca played against Vélez Sarsfield, it was a 2–2 draw.
January 24: Luciano Acosta signed for Estudiantes de La Plata on a one-year loan.[20]
On the first friendly Superclasico, on the Copa Julio Humberto Grondona Boca defeated River Plate 1–0 with Franco Cristaldo scoring the goal, the match ended with 3 players sent off: Cubas from Boca and Vangioni and Maidana from River.
January 25:Cristian Pavón suffered the fracture of the Fifth metatarsal bone after a tackle from Leonel Vangioni. Pavón will be out two months.[21]
January 28:Boca played against Vélez Sarsfield the most important match of the pre-season: the playoff to qualify to the 2015 Copa Libertadores. It was a 1–0 win, with Nicolás Colazo scoring a great goal. Boca will play in the Group 5 against Zamora, Montevideo Wanderers and a qualified team from First Stage (winner G5).[23]
January 31:On the second friendly Superclasico, on the Copa Luis B. Nofal, Boca defeated River with an historic result: it was a 5–0 win, with Franco Cristaldo, Sebastián Palacios, Andrés Chávez, Jonathan Calleri and scoring. River had a bad night and Mayada, Gutiérrez and Sánchez were sent off.
February 11: Daniel Osvaldo signed for Boca from Southampton F.C. on a 6-month loan.[28]
February 15: On the Round 1 of Primera División, Boca played against Olimpo. On the first match of the tournament Boca won 3–1 with Fernando Gago and Sebastián Palacios scoring the goals.
February 22: On the Round 2 of Primera División, Boca played against Temperley. It was a 2–0 victory in a match where Agustín Orión was sent off in the end of the first half.
February 26: In their second Copa Libertadores group stage match, Boca won 2–1 against Montevideo Wanderers.
February 27: Emanuel Gigliotti signed for Chongqing Lifan on a 6-month loan for €669,051.[29]
March[]
March 1: On the Round 3 of Primera División, Boca played against Atlético de Rafaela, winning 1–0 with Jonathan Calleri scoring the only goal.
March 8: On the Round 4 of Primera División, Boca played against Colón, and the game ended 1–1.
March 11: In their third Copa Libertadores group stage match, Boca won 5–0 against Zamora in a great match of the team.
March 14: On the Round 5 of Primera División, Boca played against Defensa y Justicia, winning 2–1. Fernando Gago and Sebastián Palacios suffered the strain on his right and left leg, respectively.
March 17: In their fourth Copa Libertadores group stage match, Boca won 5–1 against Zamora in Venezuela.
March 22: On the Round 6 of Primera División, Boca played against San Martín (SJ), and the game ended 1–1.
March 29: On the Round 7 of Primera División, Boca played against Estudiantes (LP), playing a great match and winning 3–0.
April[]
April 5: On the Round 8 of Primera División, Boca played against Huracán, winning 2–0 with César Meli scoring twice.
April 9: In their fifth Copa Libertadores group stage match, Boca won 3–0 against Montevideo Wanderers in Uruguay. Cristian Erbes suffered the sprain of his left knee.
April 12: On the Round 9 of Primera División, Boca played against Nueva Chicago, the match ended 0–0.
April 16: In their last Copa Libertadores group stage match, Boca won 2–0 against Palestino. For the first time Boca won the 6 matches of the group and obtained the record of being the best team in a group stage of the history of Copa Libertadores.
April 19: On the Round 10 of Primera División, Boca played against Lanús, winning 3–1.
May[]
3 May: On the Round 11 of Primera División, Boca played against River Plate, the Superclásico winning 2–0.
7 May: In the first leg of Round of 16 of Copa Libertadores Boca was defeated by River Plate 1–0, the first defeat on the year.
11 May: On the Round 12 of Primera División, Boca played against Independiente, the match ended in a 1–1 draw.
14 May: On the second leg of Round of 16 of Copa Libertadores the game was suspended after River Plate players were attacked with tear gas by Boca Juniors fans when the squad returned to the field following halftime, with the match still 0–0 (River Plate leading 1–0 on aggregate).
24 May: On the Round 13 of Primera División, Boca played against Aldosivi, suffering a 0–3 defeat.
27 May: In the Round of 64 game of the Copa Argentina, Boca played against , winning 2–0.
31 May: On the Round 14 of Primera División, Boca played against Vélez Sarsfield, suffering a 2–0 defeat.
June[]
June 7: On the Round 15 of Primera División, Boca played against Newell's Old Boys, winning 4–0. The tournament will continue in July, after a winter break.
June 27: On the first winter friendly in United States Boca played against Jacksonville Armada FC winning 4–2. Arruabarrena confirmed that Torsiglieri will not continue in Boca.
June 30: Marco Torsiglieri finished the loan with Boca and returned to Metalist.[32]
Daniel Osvaldo finished the loan with Boca and returned to Southampton F.C.[33]
July[]
July 1: On the second winter friendly in United States Boca played against Fort Lauderdale Strikers winning 3–0.
July 4: On the third and last winter friendly, Boca played against Deportivo Saprissa of Costa Rica, winning 1–0.
July 10: Fernando Tobio signed for Boca from Palmeiras on a one-year loan.[34]
July 12: On the Round 16 of Primera División, after a winter break, Boca played against Sarmiento, winning 1–0.
July 13: Carlos Tevez signed for Boca from Juventus F.C. for €0 and a two-year loan of Guido Vadalá.[35][36]
Note: The second leg was suspended after River Plate players were attacked with tear gas by Boca Juniors fans when the squad returned to the field following halftime, with the match still 0–0 (River Plate leading 1–0 on aggregate).[42] CONMEBOL opened disciplinary proceedings against Boca Juniors, and decided to disqualify them from the tournament on May 16, 2015.[43][44]