| 1 |  Audi Sport Team Joest (Benoît Tréluyer, André Lotterer, Marcel Fässler) | 6:01'08.896 |
| 2 | Porsche Team (Marc Lieb, Neel Jani, Romain Dumas) | 13.424 |
| 3 | Porsche Team 2 (Brendon Hartley, Mark Webber, Timo Bernhard) | 1 Laps |
| 4 | Audi Sport Team Joest 2 (René Rast, Marco Bonanomi, Filipe Albuquerque) | 2 Laps |
| 5 |  Toyota Racing (Mike Conway, Stéphane Sarrazin, Alexander Wurz) | 3 Laps |
| 6 | Porsche Team 3 (Nico Hülkenberg, Earl Bamber, Nick Tandy) | 3 Laps |
| 7 | Audi Sport Team Joest 3 (Lucas di Grassi, Loïc Duval, Oliver Jarvis) | 8 Laps |
| 8 | Toyota Racing 2 (Anthony Davidson, Sébastien Buemi) | 14 Laps |
| 9 |  Jota Sport (Simon Dolan, Mitchell Evans, Harry Tincknell) | 15 Laps |
| 10 |  G-Drive Racing (Gustavo Yacamán, Luís Felipe Derani, Ricardo González, Roman Rusinov, Julien Canal, Sam Bird) | 16 Laps |
| 11 |  Team Sard Morand (Pierre Ragues, Oliver Webb, Zoel Amberg) | 17 Laps |
| 12 |  KCMG (Matthew Howson, Richard Bradley, Nicolas Lapierre) | 17 Laps |
| 13 |  Signatech Alpine (Nelson Panciatici, Paul-Loup Chatin, Vincent Capillaire) | 17 Laps |
| 14 | Strakka Racing (Nick Leventis, Danny Watts, Jonny Kane) | 20 Laps |
| 15 | OAK Racing (Jacques Nicolet, Jean-Marc Merlin, Erik Maris) | 24 Laps |
| 16 | Aston Martin Racing V8 (Alex MacDowall, Fernando Rees, Richie Stanaway) | 25 Laps |
| 17 | Porsche Team Manthey (Frédéric Makowiecki, Richard Lietz) | 25 Laps |
| 18 | Porsche Team Manthey 2 (Sven Müller, Kévin Estre) | 25 Laps |
| 19 |  Ferrari (Gianmaria Bruni, Toni Vilander) | 25 Laps |
| 20 | Aston Martin Racing (Darren Turner, Stefan Mücke, Rob Bell) | 26 Laps |
| 21 | Aston Martin Racing 2 (Christoffer Nygaard, Marco Sørensen, Jonathan Adam) | 26 Laps |
| 22 | AF Corse 2 (Davide Rigon, James Calado) | 26 Laps |
| 23 |  Extreme Speed Motorsports (Ed Brown, Johannes Van Overbeek, Jonathon Fogarty) | 27 Laps |
| 24 | Aston Martin Racing 3 (Paul Dalla Lana, Pedro Lamy, Mathias Lauda) | 28 Laps |
| 25 | AF Corse 3 (François Perrodo, Emmanuel Collard, Rui Aguas) | 28 Laps |
| 26 | SMP Racing (Victor Shaytar, Andrea Bertolini, Aleksey Basov) | 29 Laps |
| 27 | Abu Dhabi-Proton Racing (Christian Ried, Khaled Al Qubaisi, Klaus Bachler) | 30 Laps |
| 28 | Dempsey-Proton Racing (Patrick Dempsey, Patrick Long, Marco Seefried) | 31 Laps |
| 29 | Aston Martin Racing 4 (Francesco Castellacci, Roald Goethe, Stuart Hall) | 38 Laps |
| 30 | Extreme Speed Motorsports 2 (Scott Sharp, Ryan Dalziel, David Heinemeier-Hansson) | 42 Laps |
| 31 | G-Drive Racing (Gustavo Yacamán, Luís Felipe Derani, Ricardo González, Roman Rusinov, Julien Canal, Sam Bird) | 52 Laps |
| 32 | AF Corse 4 (Duncan Cameron, Matt Griffin, Alexander Mortimer) | 48 Laps |
| 33 | Larbre Compétition (Gianluca Roda, Paolo Ruberti, Kristian Poulsen) | 115 Laps |
| 34 |  Team Bykolles (Simon Trummer, Vitantonio Liuzzi, Christian Klien) | 130 Laps |
Belgium - Spa - 2 May 2015