[3] The Blasters also bid farewell to their all-time top-scorer and the golden-boot winner, Dimitrios Diamantakos, who left the club in May for a new contract in East Bengal FC.

[7][8] Following their Thailand tour during the pre-season, the Blasters began their 2024–25 campaign with an 8–0 win over Mumbai City FC in the 2024 Durand Cup in their first competitive match of the season.

[9] After going unbeaten in the next two group stage matches, the Blasters qualified for the quarter-finals, and met their rivals Bengaluru FC in the fixture, which they lost 1–0 resulting in their elimination from the tournament.

[18][19] Coming into the second-phase of the league, an injury plagued Blasters' side coupled with dozens of suspensions, lost their winning momentum, as they ended the regular season fifth on the table.

[26][27] On 6 May, it was reported by Marcus Mergulhao that the Blasters had imposed a fine of Indian rupees 1 crore (US$120,000) to their then head coach Ivan Vukomanović following the infamous walk-out incident in the 2022–23 season league playoffs.

[39] On 23 May, the Blasters announced the appointment of the Swede, Mikael Stahre as their new head coach on a two-year deal till 2026,[40] replacing the Serbian, Ivan Vukomanović.

[47][48] The Blasters would also then bid farewell to their experienced custodian Karanjit Singh following the end of his contract,[49] along with their alternate goalkeeper, Lara Sharma, who also left the club.

[53] On 3 June, the Blasters announced the departure of their forward and Lithuania national team captain, Fedor Černych,[54] who was signed in early 2024 as an injury replacement for Luna.

[58] On 8 June, Onmanorama reported that the Blasters will travel to Thailand on the first-week of July for a two-week pre-season camp ahead of the 2024 Durand Cup tournament.

The Blasters also stated that the team would play at least three friendlies against top-tier Thai clubs during their three weeks at the country ahead of the Durand Cup tournament, which would commence on 26 July 2024.

[79] On 9 July, the Blasters announced the loan departure of their young Indian winger Nihal Sudeesh on a season long loan-deal to the fellow ISL club Punjab FC.

Samut Prakan City pulled one back in the second-half, however a third goal for the Blasters by Ishan Pandita secured the team their first win in their pre-season tour in Thailand.

[90] On 24 July, the Blasters announced the signing of the French defender Alexandre Coeff on a one-year contract, following his stint at the Ligue 2 club Stade Malherbe Caen.

[101][102] Following the recent landslides in Wayanad, Kerala, the Blasters announced that their players would wear black armbands during their opening group fixture of the Durand Cup to show solidarity with those affected by the disaster.

[105] Mumbai City's defence was under relentless attack from early on in the match, and the Blasters' Noah Sadaoui had one goal disallowed for an offside in the first half of the game.

[112] Both the sides started with their main-eleven with Punjab taking the lead through Luka Majcen, who scored by overcoming an offside trap set by the Blasters defence just before the half-time in the added time.

[122] Noah's hat-trick was the final blow to the opposition as the Blasters defeated the CISF Protectors by a 7–0 scoreline, thus solidifying their spot at the top of the group table.

[124] On 14 August, the Blasters' youth division players: Ebindas Yesudasan and Thomas Cherian, along with Korou Singh were called up to the India under-20 football team's final 23-member squad for the 2024 SAFF U-20 Championship.

[128] Thirty seconds into the match, the Blasters' goalkeeper Som Kumar was injured and was taken-off the pitch due to a head-on-head collision with ex-Blasters player and Bengaluru forward Jorge Pereyra Díaz.

[135] On 31 August, following the conclusion of the 2024 Durand Cup Final, Noah Sadaoui won the Golden Boot award for topping the goal-scoring chart with 6 goal throughout the tournament.

[136][137] On 3 September, the Blasters' chairman Nikhil Bhardwaj issued his statement via an X post, addressing the concerns and dissatisfaction raised by their supporters in the social media and by their fan group Manjappada for having an 'underwhelming' preparation for the upcoming league campaign.

[143] Later that day, the club announced that their captain Adrián Luna has been granted a short-term personal leave to attend the birth of his baby, with the latter joining the squad back in one week time.

[171] A tightly contested match concluded with a red card for Asheer Akhtar, who was sent-off due to challenge on Noah, as the Blasters' registered their first draw of the season.

[181] Having a weak start to the to first-half, the Blasters went down by a goal after Mohammedan's Mirjalol Kasimov converted a penalty following a foul by the keeper Som Kumar in the eighteen-yard box in the 23rd minute.

[185] On 21 October, the Blasters provided a statement on the crowd incident during their match Mohammedan on the previous day,[186] and their complaints lodged to the Kolkata authorities and to the league.

[192] On 5 November, the Blasters' midfielder Vibin Mohanan was called up for national team for the first-time in his career, after being named in the 26-men probables for a friendly match against Malaysia.

Despite consecutive losses and inconsistent performance, Blasters faced Mohun Bagan Super Giant in an away game at the Salt Lake stadium, Kolkata with 4 changes in their starting line up.

Later on, the Blasters' assistant coach Björn Wesström would confirm via an Instagram post that the team had indeed played a fourth friendly match in Thailand before returning to India for the Durand Cup tournament.

Source: Soccerway The Blasters were drawn in to the Group C on the group-stage draw conducted on 10 July, after the President on India, Droupadi Murmu, flagged-off the trophy tour of the tournament.

The fixtures of the 133rd edition of the Durand Cup was announced by the organising committee on 12 July, with the Blasters starting their campaign with the match against Mumbai City FC on 1 August 2024.