| Season: | 2018–19 |
| Manager: | David James(till 22 Dec 2018), Nelo Vingada(from 18 Jan 2019)[1] |
| Mgrtitle: | Head Coach |
| Chairman: | Varun Tripuneni(till 6 March 2019), Viren D'Silva(from 7 March 2019)[2] |
| Chrtitle: | CEO |
| League Result: | 9th |
| League Topscorer: | Slaviša Stojanović Matej Poplatnik (4 goals each) |
| Season Topscorer: | Slaviša Stojanović Matej Poplatnik (4 goals each) |
| Average Attendance: | 16,432 |
| Highest Attendance: | 34,539 |
| Lowest Attendance: | 1,564 |
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| Pattern La2: | _yellowshoulders |
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| Leftarm2: | 070719 |
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| Nextseason: | 2019–20 |
The 2018–19 season was the fifth season in Kerala Blasters FC's existence, as well as their fifth season in Indian Super League.
See also: 2018–19 Indian Super League season. Kerala Blasters started their 2018–19 Hero Indian Super League campaign with a 0–2 victory over ATK. But the Hero ISL 2018–19 was a disastrous campaign for Kerala Blasters as they finished the season in 9th place in the table.
See also: 2019 Indian Super Cup. The team's performance in the Super Cup was also well below as that of expected. They were eliminated in the qualification round by Indian Arrows.
| No. | Position | Player | Last club | Date | Ref |
|---|---|---|---|---|---|
| 1 |  Dheeraj Singh Moirangthem | Indian Arrows | 2 June 2018 | ||
| 15 | Anas Edathodika | Jamshedpur | 8 June 2018 | [3] | |
| 19 | 12 June 2018 | [4] | |||
| _ | Abdul Nediyodath | NorthEast United | 19 June 2018 | [5] | |
| 32 | Naveen Kumar | 25 June 2018 | [6] | ||
| 33 | Jithin MS | 27 June 2018 | [7] | ||
| 9 | 29 June 2018 | [8] | |||
| 7 |  Cyril Kali | 3 July 2018 | [9] | ||
| 8 |  Slaviša Stojanović | 6 July 2018 | [10] | ||
| 10 | 8 July 2018 | [11] | |||
| 22 | 9 July 2018 | [12] | |||
| 26 | 24 August 2018 | [13] | |||
| – | 22 September 2018 | ||||
| 30 | 24 January 2019 | ||||
| No. | Position | Player | Outgoing club | Date | Fee | Ref |
|---|---|---|---|---|---|---|
| 10 |  Iain Hume | FC Pune City | 6 June 2018 | Deal | ||
| 15 |  Guðjón Baldvinsson | Stjarnan | 16 March 2018 | End of Loan | ||
| 27 | Subhasish Roy Chowdhury | Jamshedpur | 26 April 2018 | Free | [14] | |
| 31 | Rino Anto | Bengaluru | 6 June 2018 | Free | [15] | |
| 19 | Siam Hanghal | Delhi Dynamos | 11 June 2018 | Free | [16] | |
| 20 | Jackichand Singh | Goa | 29 June 2018 | Free | [17] | |
| – | Jeakson Singh | Indian Arrows | 23 September 2018 | Loan Out | ||
| 13 | C. K. Vineeth | Chennaiyin FC | 24 January 2019 | Loan Out | [18] | |
| 19 | Halicharan Narzary | Chennaiyin FC | 24 January 2019 | Loan Out | ||
| 32 | Naveen Kumar | FC Goa | 24 January 2019 | Loan Out | [19] | |
|-! colspan=10 style=background:#dcdcdc; text-align:center| Goalkeepers|-! colspan=10 style=background:#dcdcdc; text-align:center| Defenders|-! colspan=10 style=background:#dcdcdc; text-align:center| Midfielders|-! colspan=10 style=background:#dcdcdc; text-align:center| Forwards|}
| ISL | Super Cup | Total | ||
|---|---|---|---|---|
| Games played | 18 | 1 | 19 | |
| Games won | 2 | 0 | 2 | |
| Games drawn | 9 | 0 | 9 | |
| Games lost | 7 | 1 | 8 | |
| Goals scored | 18 | 0 | 18 | |
| Goals conceded | 28 | 2 | 30 | |
| Goal difference | −10 | −2 | −12 | |
| Clean sheets | 4 | 0 | 4 | |
| Yellow cards | 37 | 1 | 38 | |
| Red cards | 2 | 1 | 3 |
| No. | Pos. | Nation | Name | ISL | Super Cup | Total | |
|---|---|---|---|---|---|---|---|
| 8 | MF | | 4 | 0 | 4 | ||
| 10 | MF |  | 4 | 0 | 4 | ||
| 6 | FW | | 2 | 0 | 2 | ||
| 13 | MF | | 2 | 0 | 2 | ||
| 9 | MF | | 2 | 0 | 2 | ||
| 19 | MF | | 1 | 0 | 1 | ||
| 18 | MF | | Sahal Abdul Samad | 1 | 0 | 1 | |
| 99 | MF |  | 1 | 0 | 1 | ||
| Own Goal | 1 | 0 | 1 | ||||
| TOTAL | 18 | 0 | 18 | ||||
| No. | Nation | Name | ISL | Super Cup | Total | Games Played | |
|---|---|---|---|---|---|---|---|
| 2 | | Dheeraj Singh | 4 | 0 | 4 | 14 | |
| TOTAL | 4 | 0 | 4 | 19 | |||
| No. | Pos. | Nation | Name | ISL | Super Cup | Total | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 39 | DF | | Lalruatthara | 5 | 0 | 1 | 0 | 0 | 0 | 5 | 0 | 1 | |
| 15 | DF | | Anas Edathodika | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 1 | |
| 22 | MF | | Zakeer Mundampara | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | |
| 21 | DF | | 4 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | ||
| 1 | GK | | Dheeraj Singh | 3 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | |
| 18 | MF | | Sahal Abdul Samad | 3 | 0 | 0 | 1 | 0 | 0 | 4 | 0 | 0 | |
| 13 | MF | | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | ||
| 10 | FW | | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | ||
| 7 | DF | | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | ||
| 8 | MF | | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | ||
| 4 | DF | | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | ||
| 6 | MF | | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | ||
| 9 | MF | | 2 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | ||
| 19 | MF | | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | ||
| 23 | DF | | Pritam Singh | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | |
| 11 | MF | | Prasanth K | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | |
| 17 | MF |  | Kizito Keziron | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | |
| 5 | DF | | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | ||
| TOTAL | 35 | 1 | 1 | 1 | 0 | 1 | 36 | 1 | 2 | ||||
Kerala Blasters started their pre season in July in Ahmedabad to prepare for a competition called Toyota Yaris La Liga World. They faced Melbourne City FC from Australia and Spanish club Girona FC in the competition. They suffered heavy losses by Australian club 0–6 and Spanish club 0–5.
In September 2018, Kerala started their second phase of pre season before Indian Super League in Thailand. Where they played some friendly matches with local clubs.
See main article: 2018–19 Indian Super League.