On 15 July 2016, Candellone was signed by Serie C side Gubbio on a season-long loan deal. On 27 August, Candellone made his debut for Gubbio in a 1–1 away draw against Pordenone, he was replaced by Lorenzo Musto in the 70th minute. On 3 September he scored his first professional goal, as a substitute, in the 75th minute of a 1–0 home win over Südtirol. On 10 September he played his first entire match for Gubbio, a 1–0 away win over Lumezzane. On 26 November, Candellone scored his second in the 27th minute of a 3–0 away win over Mantova. On 4 December he scored his third goal in the 32nd minute of a 3–2 home defeat against Reggiana. On 30 April 2017, Candellone received a red card, as a substitute, in the 88th minute of a 3–0 away defeat against Bassano Virtus. Candellone ended his loan to Gubbio with 35 appearances, 6 goals and 2 assists.
On 8 August 2017, Candellone was loaned to Serie B club Ternana on a season-long loan deal. On 21 October he made his Serie B debut as a substitute replacing Luca Tremolada in the 84th minute of a 1–1 home draw against Ascoli. On 24 October he played his second match for Ternana, again as a substitute replacing Alessandro Favalli in the 65th minute of a 4–2 away defeat against Frosinone. On 18 November, Candellone played his third match as a substitute replacing Adriano Montalto in the 76th minute of a 1–1 away draw against Foggia. In January 2018, Candellone was re-called to Torino leaving Ternana with only 3 appearances, all as a substitute. On 11 January 2018, Candellone was signed by Serie C club Südtirol on a 6-month loan deal. On 20 January, Candellone made his Serie C debut for Südtirol as a substitute replacing Rocco Costantino in the 57th minute and he scored his first goal in the 63rd minute of a 1–0 away win over Fermana. On 10 February, Candellone played his first match as a starter for Südtirol, a 2–1 home defeat against Gubbio, he was replaced by Rocco Costantino in the 56th minute. On 29 April he scored twice in a 2–1 away win over Ravenna. Candellone ended his 6-month loan to Südtirol with 19 appearances, 5 goals and 2 assists.
Loan to Pordenone
On 31 July 2018, Candellone was loaned to Serie C club Pordenone on a season-long loan deal. On 5 August he made his debut for Pordenone in a match lost 4–3 at penalties after a 2–2 away draw against Pescara in second round of Coppa Italia. On 18 September he made his Serie C debut and he scored his first goal for Pordenone in the 34th minute of a 2–1 home win over Fano, he played the entire match. One week later, on 23 September, he scored his second goal in the 34th minute of a 2–1 away win over AlbinoLeffe. Three days later, Candellone scored his third consecutive goal and the decisive goal of the match in the 42nd minute of a 1–0 home win over Virtus Verona. Candellone ended his season-long loan to Pordenone with 39 appearances, 16 goals and 3 assists. On 24 July 2019, Candellone returned to Pordenone with another season-long loan. On 11 August 2019, Candellone played his first match of the season in a 2–1 home defeat against FeralpiSalò in the second round of Coppa Italia. he was replaced by Gaetano Monachello in the 62nd minute. On 1 September he made his league debut for Pordenone as a substitute replacing Patrick Ciurria in the 77th minute of a 4–2 away defeat against Pescara. On 13 September he played his first match as a starter in Serie B, a 1–0 home win over Spezia, he was replaced after 65 minutes by Pactrick Ciurria.
