The 2018 24H Proto Series powered by Hankook was the second season of the 24H Proto Series. Creventic was the organiser and promoter of the series. The races were contested with Le Mans Prototype and Group CN cars, as well as some special prototypes.
| Round | Event | Circuit | Date | Report | |||
|---|---|---|---|---|---|---|---|
| 1 | 3x3H Dubai | Dubai Autodrome, Dubai, United Arab Emirates | 5–7 January | Report | |||
| 2 | |||||||
| 3 | |||||||
| 4 | 12H Silverstone |  Silverstone Circuit, Northamptonshire, United Kingdom | 9–11 March | Report | |||
| 5 | 12H Navarra |  Circuito de Navarra, Los Arcos, Spain | 20–22 April | Report | |||
| 6 | 3x3H Portimão |  Algarve International Circuit, Portimão, Portugal | 5–7 July | Report | |||
| 7 | |||||||
| 8 | |||||||
| 9 | 3x3H COTA |  Circuit of the Americas, Austin, United States | 15–17 November | Report | |||
| 10 | |||||||
| 11 | |||||||
| Source:[1] | |||||||
| Team | Car | Drivers | Rounds | ||
|---|---|---|---|---|---|
| P2 | |||||
| Simpson Motorsport | Ginetta G57 P2 | 4 |  Simon Murray | 1–3 | |
| Charlie Robertson | 1–4 | ||||
| Jordan Sanders | 1, 3 | ||||
| Mike Simpson | 2, 4 | ||||
| Bob Berridge | 4 | ||||
| Steve Tandy | 4 | ||||
| 6 |  John Corbett | 1–4 | |||
| Neale Muston | 1–4 | ||||
| Mike Simpson | 1–4 | ||||
| Jordan Sanders | 1–2 | ||||
| Andreas Laskaratos | 4 | ||||
| P3 | |||||
| Speedworks Motorsport | Ligier JS P3 | 22 |  Kay van Berlo | 1–3 | |
| Jack Butel | 1–3 | ||||
 Konstantin Gugkaev | 1–3 | ||||
 Graff | Ligier JS P3 | 44 |  Michał Broniszewski | 1–3 | |
 Giacomo Piccini | 1–3 | ||||
 Spirit of Race | Ligier JS P3 | 48 | Rui Águas | 1–3 | |
| Marco Cioci | 1–3 | ||||
 Kriton Lendoudis | 1–3 | ||||
| Piergiuseppe Perazzini | 1–3 | ||||
| CN1 | |||||
| Tim Gray Motorsport | Norma M20 FC | 92 | Sam Allpass | 4 | |
| Stefano Leaney | 4 | ||||
| Neil Primrose | 4 | ||||
| Krafft Racing | Norma M20 FC | 97 | Régis Tref | 1–4 | |
| Max Bortolami | 1–3 | ||||
| David Cristini | 1–3 | ||||
| Karl Pedraza | 4 | ||||
| Norbert Sauvain | 4 | ||||
| 98 | Daniel Kirmann | 1–3 | |||
| François Kirmann | 1–3 | ||||
| Marc Vives | 1–3 | ||||
| AUH Motorsports | Radical SR3 RSX | 177 |  Mohammed Al Hassawi | 1–3 | |
| Mohammed Al Nusif | 1–3 | ||||
| Salem Al Nusif | 1–3 | ||||
| Source:[2] | |||||
Bold indicates overall winner.
| Classes | 3x3h Dubai (Rounds 1-3) | 12h Silverstone (Round 4) | 12h Navarra (Round 5) | 3x3h Portimão (Rounds 6-8) | 3x3h Austin (Round 9-11) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| P2 Winners | No. 6 Simpson Motorsport | No. 4 Simpson Motorsport | No. 6 Simpson Motorsport | No. 6 Simpson Motorsport | No Entries | ||||||
| John Corbett Neale Muston Jordan Sanders Mike Simpson | Simon Murray Charlie Robertson Mike Simpson | John Corbett Neale Muston Mike Simpson | Steve Tandy Bob Berridge Mike Simpson Charlie Robertson | ||||||||
| P3 Winners | No. 44 Graff | No. 22 Speedworks Motorsport | No. 22 Speedworks Motorsport | No entries | |||||||
| Michał Broniszewski Giacomo Piccini | Kay van Benlo Jack Butel Konstantin Gugkaev | Kay van Benlo Jack Butel Konstantin Gugkaev | |||||||||
| CN1 Winners | No. 98 Krafft Racing | No. 97 Krafft Racing | No. 98 Krafft Racing | No. 97 Krafft Racing | |||||||
| Daniel Kirmann François Kirmann Marc Vives | Max Bortolami David Cristini Régis Tref | Daniel Kirmann François Kirmann Marc Vives | Karl Pedraza Norbert Sauvain Régis Tref | ||||||||