| 1st | 77 | Oliver Jarvis / Timo Bernhard / Tristan Nunez / René Rast | Mazda RT24-P | Mazda Team Joest | 1:33.6850 | 220.1454 |
| 2nd | 7 | Ricky Taylor / Alexander Rossi / Helio Castroneves | Acura ARX-05 | Acura Team Penske | 1:33.8730 | 219.7044 |
| 3rd | 6 | Juan Pablo Montoya / Dane Cameron / Simon Pagenaud | Acura ARX-05 | Acura Team Penske | 1:34.0950 | 219.1862 |
| 4th | 55 | Jonathan Bomarito / Olivier Pla / Harry Tincknell | Mazda RT24-P | Mazda Team Joest | 1:34.2120 | 218.9142 |
| 5th | 31 | Felipe Nasr / Pipo Derani / Eric Curran | Cadillac DPi-V.R | Whelen Engineering Racing | 1:34.4330 | 218.4008 |
| 6th | 10 | Renger van der Zande / Jordan Taylor / Kamui Kobayashi / Fernando Alonso | Cadillac DPi-V.R | Konica Minolta Cadillac DPi-V.R. | 1:34.4790 | 218.2946 |
| 7th | 50 | Agustin Canapino / William Owen / Kyle Kaiser / René Binder | Cadillac DPi-V.R | Juncos Racing | 1:34.6790 | 217.8344 |
| 8th | 85 | Rubens Barrichello / Devlin DeFrancesco / Tristan Vautier / Misha Goikhberg | Cadillac DPi-V.R | JDC-Miller MotorSports | 1:35.3690 | 216.2588 |
| 9th | 84 | Stephen Simpson / Simon Trummer / Chris Miller / Juan Piedrahita | Cadillac DPi-V.R | JDC-Miller MotorSports | 1:35.4420 | 216.0931 |
| 10th | 54 | Jon Bennett / Loïc Duval / Romain Dumas / Colin Braun | Nissan Onroak DPi | CORE autosport | 1:36.6860 | 213.3121 |
| 11th | 5 | Filipe Albuquerque / João Barbosa / Christian Fittipaldi | Cadillac DPi-V.R | Mustang Sampling Racing | no time | |
| 12th | 81 | James Allen / Ben Hanley / Nicolas Lapierre / Henrik Hedman | Oreca 07 Gibson | DragonSpeed | 1:35.9040 | 215.0518 |
| 13th | 52 | Gabriel Aubry / Enzo Guibbert / Matthew McMurry / Mark Kvamme | Oreca 07 Gibson | PR1 Mathiasen Motorsports | 1:36.4270 | 213.8850 |
| 14th | 18 | Roberto Gonzalez / Pastor Maldonado / Ryan Cullen / Sebastian Saavedra | Oreca 07 Gibson | DragonSpeed | 1:37.3770 | 211.7993 |
| 15th | 38 | Kyle Masson / Kris Wright / Cameron Cassels / Robert Masson | Oreca 07 Gibson | Performance Tech Motorsports | 1:38.1210 | 210.1932 |
| 16th | 911 | Nick Tandy / Patrick Pilet / Frédéric Makowiecki | Porsche 991 RSR | Porsche GT Team | 1:42.2570 | 201.6910 |
| 17th | 3 | Jan Magnussen / Antonio Garcia / Mike Rockenfeller | Chevrolet Corvette C7.R | Corvette Racing | 1:42.5830 | 201.0505 |
| 18th | 67 | Ryan Briscoe / Scott Dixon / Richard Westbrook | Ford GT | Ford Chip Ganassi Racing | 1:42.6340 | 200.9507 |
| 19th | 62 | Davide Rigon / Alessandro Pier Guidi / James Calado / Miguel Molina | Ferrari 488 GTE | Risi Competizione | 1:42.7120 | 200.7979 |
| 20th | 912 | Earl Bamber / Laurens Vanthoor / Mathieu Jaminet | Porsche 991 RSR | Porsche GT Team | 1:42.7960 | 200.6337 |
| 21st | 66 | Joey Hand / Sébastien Bourdais / Dirk Müller | Ford GT | Ford Chip Ganassi Racing | 1:42.9200 | 200.3923 |
| 22nd | 24 | John Edwards / Chaz Mostert / Jesse Krohn / Alessandro Zanardi | BMW M8 GTE | BMW Team RLL | 1:42.9530 | 200.3279 |
| 23rd | 25 | Connor De Phillippi / Augusto Farfus / Philipp Eng / Colton Herta | BMW M8 GTE | BMW Team RLL | 1:42.9860 | 200.2635 |
| 24th | 4 | Oliver Gavin / Tommy Milner / Marcel Fässler | Chevrolet Corvette C7.R | Corvette Racing | 1:43.2390 | 199.7727 |
| 25th | 13 | Marcos Gomes / Victor Franzoni / Andrea Bertolini / Francisco Longo | Ferrari 488 GT3 | Via Italia Racing | 1:45.2570 | 195.9425 |
| 26th | 33 | Ben Keating / Luca Stolz / Felipe Fraga / Jeroen Bleekemolen | Mercedes-AMG GT3 | Riley Motorsports - Team AMG | 1:45.3240 | 195.8185 |
| 27th | 86 | Trent Hindman / A. J. Allmendinger / Mario Farnbacher / Justin Marks | Acura NSX GT3 | Meyer Shank Racing w/ Curb-Agajanian | 1:45.3960 | 195.6834 |
| 28th | 46 | Giacomo Altoè / Fabio Babini / Emanuele Busnelli / Taylor Proto | Lamborghini Huracán GT3 Evo | Ebimotors srl | 1:45.4750 | 195.5369 |
| 29th | 11 | Rolf Ineichen / Mirko Bortolotti / Rik Breukers / Christian Engelhart | Lamborghini Huracán GT3 Evo | GRT Grasser Racing Team | 1:45.8160 | 194.9077 |
| 30th | 51 | Mathias Lauda / Daniel Serra / Pedro Lamy / Paul Dalla Lana | Ferrari 488 GT3 | Spirit of Race | 1:45.8520 | 194.8417 |
| 31st | 44 | Spencer Pumpelly / Marco Mapelli / Andy Lally / John Potter | Lamborghini Huracán GT3 Evo | Magnus Racing | 1:45.8550 | 194.8352 |
| 32nd | 9 | Lars Kern / Dennis Olsen / Scott Hargrove / Zacharie Robichon | Porsche 991 GT3 R | Pfaff Motorsports | 1:45.9450 | 194.6695 |
| 33rd | 73 | Patrick Lindsey / Matt Campbell / Patrick Long / Nicholas Boulle | Porsche 991 GT3 R | Park Place Motorsports | 1:46.1030 | 194.3798 |
| 34th | 57 | Ana Beatriz / Katherine Legge / Christina Nielsen / Simona de Silvestro | Acura NSX GT3 | Heinricher Racing w/Meyer Shank Racing | 1:46.1160 | 194.3557 |
| 35th | 14 | Richard Heistand / Jack Hawksworth / Nick Cassidy / Austin Cindric | Lexus RC F GT3 | AIM Vasser Sullivan | 1:46.2140 | 194.1770 |
| 36th | 540 | Marco Seefried / Matteo Cairoli / Dirk Werner / Tim Pappas | Porsche 991 GT3 R | Black Swan Racing | 1:46.2310 | 194.1464 |
| 37th | 12 | Frankie Montecalvo / Townsend Bell / Aaron Telitz / Jeff Segal | Lexus RC F GT3 | AIM Vasser Sullivan | 1:46.2700 | 194.0740 |
| 38th | 29 | Daniel Morad / Dries Vanthoor / Christopher Mies / Ricardo Feller | Audi R8 LMS GT3 | Montaplast by Land Motorsport | 1:46.3090 | 194.0032 |
| 39th | 63 | Cooper MacNeil / Toni Vilander / Dominik Farnbacher / Jeff Westphal | Ferrari 488 GT3 | Scuderia Corsa | 1:46.3210 | 193.9823 |
| 40th | 99 | Alfred Renauer / Jürgen Häring | Porsche 991 GT3 R | NGT Motorsport | 1:46.6690 | 193.3482 |
| 41st | 8 | Ezequiel Pérez Companc / Parker Chase / Christopher Haase / Ryan Dalziel | Audi R8 LMS GT3 | Starworks Motorsport | 1:46.7100 | 193.2742 |
| 42nd | 19 | Andrew Davis / Markus Winkelhock / Alex Riberas / Will Hardeman | Audi R8 LMS GT3 | Moorespeed | 1:46.7810 | 193.1454 |
| 43rd | 88 | Ian James / Frederic Vervisch / Roman de Angelis / Kelvin van der Linde | Audi R8 LMS GT3 | WRT Speedstar Audi Sport | 1:47.3680 | 192.0897 |
| 44th | 47 | Don Yount / Linus Lundqvist / Milos Pavlovic / Steve Dunn | Lamborghini Huracán GT3 Evo | Precision Performance Motorsports (PPM) | 1:47.8090 | 191.3043 |
| 45th | 96 | Robby Foley / Jens Klingmann / Bill Auberlen / Dillon Machavern | BMW M6 GT3 | Turner Motorsport | no time | |
| 46th | 71 | Juan Perez / Fabian Schiller / Dominik Baumann / Maximilian Buhk | Mercedes-AMG GT3 | P1 Motorsports | 1:47.4470 | 191.9481 |
| 47th | 48 | Ryan Hardwick / Andrea Caldarelli / Bryan Sellers / Corey Lewis | Lamborghini Huracán GT3 Evo | Paul Miller Racing | 1:46.0400 | 194.4957 |