On 20 June, after spending the previous season on loan to Mallorca, it was officially announced that Andreu Fontàs will be joining Celta de Vigo for a sum of €1 million.

[3] Bojan explained that conversations with Johan Cruyff had influenced his decision to move to Ajax, as well as the opportunity to play in the UEFA Champions League.

[4][5][6] On 8 July, Barcelona announced the transfer of Spanish international forward David Villa to Atlético Madrid for a reported fee of €5.1 million and reserve the right to 50% of any future sale of the player.

Villa, who joined Barça in the summer of 2010, played 119 times and scored 48 goals and leaves the club after three seasons and eight trophies won.

[11] On 23 July, former Newell's Old Boys manager Gerardo Martino was officially announced as the new coach of Barcelona and is subsequently signed a two-year contract with the club.

The appointment makes Martino, nicknamed "Tata", the fourth Argentine to coach Barça after Helenio Herrera, Roque Olsen and César Luis Menotti.

[13] On 18 August, Barcelona won their first match of the La Liga season thrashing Levante 7–0, with goals coming from Alexis Sánchez, Dani Alves and Xavi and braces by Lionel Messi and Pedro.

[18] On 18 September, Barcelona defeated Ajax 4–0 at home in their first group match of the 2013–14 UEFA Champions League with a hat-trick from Messi and one goal from Gerard Piqué.

A hat-trick from Pedro, one from Cesc Fàbregas and another great performance from Valdés, who saved his second penalty in two consecutive matches, gave Barça the three points.

[25] On 5 October, Barcelona made it eight out of eight in their record breaking start to the league season with a 4–1 win over Real Valladolid at Camp Nou.

[31] On 6 November, Barcelona defeated Milan 3–1 at Camp Nou and qualified for the Knockout Rounds of the Champions League with two match days left.

[32] On 10 November, Barcelona defeated Real Betis 1–4 at the Benito Villamarín with scores from Neymar, Pedro and two from Fàbregas to put Barça three points ahead of Atlético Madrid in La Liga.

[38] On 11 December, Barcelona defeated Celtic 6–1 at Camp Nou and secured the top spot in the group thanks to goals from Piqué, Pedro, Neymar (3) and Tello.

[44] On 11 January, Barcelona were held to a scoreless draw by Atlético Madrid at the Vicente Calderón a gripping game between the two league leaders ended without score.

[45] On 16 January, Barcelona qualify for the Quarter-finals of the Copa del Rey after defeating 2-0 Getafe at the Coliseum Alfonso Pérez a brace from messi gave Barça the win and Xavi features in his 700th match for the team.

[47] On 22 January, Barcelona defeated Levante 4–1 in the first leg of the Quarter-finals of the Copa del Rey three days after the draw in the league an own goal from Juanfran and a hat-trick from Cristian Tello gave Barça the win at the Ciutat de València.

[49] On 29 January, Barcelona qualified for the Semi-finals of the Copa del Rey after defeating Levante 5–1 at the Camp Nou; Adriano, Puyol, Sánchez (2) and Fàbregas scored for Barça.

[50] On 1 February, Barcelona lost their first match at home after being defeated at Camp Nou by Valencia with a scoreline of 2–3, where Sánchez and Messi scored for Barça, while Jordi Alba was sent off with a second yellow.

[54] On 15 February, Barcelona trashed Rayo Vallecano 6–0 at Camp Nou with goals coming from Adriano, Sánchez, Pedro, Neymar and a brace by Lionel Messi.

[55] On 18 February, Barcelona defeated Manchester City at the Etihad Stadium with a 0–2 win in their Champions League first leg encounter to move closer to qualifying for the quarter-finals.

[57] On 9 March, Barcelona defeated Almería 4–1 at Camp Nou; goals from Sánchez, Messi, Xavi and Puyol gave Barça the win.

[60] On 16 March, Barcelona trashed Osasuna 7–0 at Camp Nou with goals coming from Sánchez, Iniesta, Tello, Pedro and a hat-trick by Lionel Messi.

A hat-trick from Messi and a lone goal by Iniesta gave Barça the win that leaves them one point off of league leaders Real Madrid.

[63] On 29 March, Barcelona defeated Espanyol 0–1 at Cornellà de Llobregat and won the second derby of the season, with the only goal coming from Messi.