| 1st | 31 | Felipe Nasr / Pipo Derani / Mike Conway | Cadillac DPi-V.R | Whelen Engineering Racing | 1:45.3540 | 205.6250 |
| 2nd | 10 | Ricky Taylor / Filipe Albuquerque / Alexander Rossi | Acura ARX-05 | Konica Minolta Acura | 1:45.4640 | 205.4110 |
| 3rd | 01 | Renger van der Zande / Kevin Magnussen / Scott Dixon | Cadillac DPi-V.R | Cadillac Chip Ganassi Racing | 1:45.8490 | 204.6630 |
| 4th | 55 | Oliver Jarvis / Harry Tincknell / Jonathan Bomarito | Mazda RT24-P | Mazda Motorsports | 1:46.2530 | 203.8860 |
| 5th | 60 | Dane Cameron / Olivier Pla / Juan Pablo Montoya | Acura ARX-05 | Meyer Shank Racing w/ Curb-Agajanian | 1:46.3770 | 203.6480 |
| 6th | 5 | Tristan Vautier / Loïc Duval / Sébastien Bourdais | Cadillac DPi-V.R | Mustang Sampling/JDC-Miller MotorSports | 1:46.5490 | 203.3200 |
| 7th | 48 | Jimmie Johnson / Kamui Kobayashi / Simon Pagenaud | Cadillac DPi-V.R | Ally Cadillac Racing | 1:47.6100 | 201.3150 |
| 8th | 11 | Steven Thomas / Tristan Nunez / Thomas Merrill | Oreca 07 Gibson | WIN Autosport | 1:51.0250 | 195.1220 |
| 9th | 52 | Ben Keating / Mikkel Jensen / Scott Huffaker | Oreca 07 Gibson | PR1 Mathiasen Motorsports | 1:51.1480 | 194.9060 |
| 10th | 18 | Dwight Merriman / Kyle Tilley / Ryan Dalziel | Oreca 07 Gibson | Era Motorsport | 1:52.3880 | 192.7550 |
| 11th | 22 | James McGuire / Wayne Boyd / Guy Smith | Oreca 07 Gibson | United Autosports | 1:55.4000 | 187.6590 |
| 12th | 8 | John Farano / Gabriel Aubry / Timothe Buret | Oreca 07 Gibson | Tower Motorsport | 1:56.1420 | 186.5250 |
| 13th | 38 | Rasmus Lindh / Dan Goldburg / Mateo Llarena | Ligier JS P320 Nissan | Performance Tech Motorsports | 1:56.0010 | 186.7520 |
| 14th | 7 | Stevan McAleer / Oliver Askew / Austin McCusker | Duqueine M30-D08 Nissan | Forty7 Motorsports | 1:56.0660 | 186.6470 |
| 15th | 74 | Gar Robinson / Spencer Pigot / Scott Andrews | Ligier JS P320 Nissan | Riley Motorsports | 1:56.9740 | 185.1990 |
| 16th | 54 | Jon Bennett / George Kurtz / Colin Braun | Ligier JS P320 Nissan | Core Motorsport | 1:58.1510 | 183.3540 |
| 17th | 91 | Jim Cox / Dylan Murry / Jeroen Bleekemolen | Ligier JS P320 Nissan | Riley Motorsports | 1:58.5460 | 182.7420 |
| 18th | 33 | Lance Willsey / João Barbosa / Yann Clairay | Ligier JS P320 Nissan | Sean Creech Motorsport | 1:58.9910 | 182.0600 |
| 19th | 83 | Niklas Krütten / Matt Bell / Rodrigo Sales | Duqueine M30-D08 Nissan | WIN Autosport | 1:59.9500 | 180.6040 |
| 20th | 3 | Jordan Taylor / Nicky Catsburg / Antonio Garcia | Chevrolet Corvette C8.R | Corvette Racing | 1:54.9100 | 188.5250 |
| 21st | 4 | Nick Tandy / Alexander Sims / Tommy Milner | Chevrolet Corvette C8.R | Corvette Racing | 1:54.9440 | 188.4700 |
| 22nd | 25 | Connor De Phillippi / Philipp Eng / Bruno Spengler | BMW M8 GTE | BMW Team RLL | 1:55.0620 | 188.2760 |
| 23rd | 24 | Augusto Farfus / John Edwards / Jesse Krohn | BMW M8 GTE | BMW Team RLL | 1:55.2810 | 187.9180 |
| 24th | 79 | Cooper MacNeil / Mathieu Jaminet / Matt Campbell | Porsche 991 RSR 19 | WeatherTech Racing | 1:56.1190 | 186.5620 |
| 25th | 14 | Aaron Telitz / Jack Hawksworth / Kyle Kirkwood | Lexus RC F GT3 | Vasser-Sullivan Racing | 1:59.2470 | 181.6690 |
| 26th | 9 | Zacharie Robichon / Laurens Vanthoor / Lars Kern | Porsche 991 GT3 R | Pfaff Motorsports | 1:59.6170 | 181.1060 |
| 27th | 19 | Stephen Simpson / Franck Perera / Tim Zimmermann | Lamborghini Huracán GT3 Evo | GRT Grasser Racing Team | 1:59.7110 | 180.9640 |
| 28th | 75 | Kenny Habul / Maro Engel / Mikaël Grenier | Mercedes-AMG GT3 Evo | SunEnergy1 Racing | 1:59.8480 | 180.7580 |
| 29th | 12 | Zach Veach / Robert Megennis / Frankie Montecalvo | Lexus RC F GT3 | Vasser-Sullivan Racing | 1:59.9920 | 180.5410 |
| 30th | 16 | Patrick Long / Jan Heylen / Trent Hindman | Porsche 991 GT3 R | Wright Motorsports | 2:00.0070 | 180.5190 |
| 31st | 96 | Bill Auberlen / Robby Foley / Aidan Read | BMW M6 GT3 | Turner Motorsport | 2:00.1940 | 180.2370 |
| 32nd | 99 | Robert Ferriol / Earl Bamber / Trenton Estep | Porsche 991 GT3 R | Team Hardpoint EBM | 2:00.2230 | 180.1940 |
| 33rd | 23 | Ian James / Roman de Angelis / Ross Gunn | Aston Martin Vantage AMR GT3 | Heart of Racing Team | 2:00.3070 | 180.0680 |
| 34th | 28 | Daniel Morad / Michael de Quesada / Billy Johnson | Mercedes-AMG GT3 Evo | Alegra Motorsports | 2:00.3280 | 180.0360 |
| 35th | 1 | Bryan Sellers / Madison Snow / Corey Lewis | Lamborghini Huracán GT3 Evo | Paul Miller Racing | 2:00.6890 | 179.4980 |
| 36th | 88 | Christina Nielsen / Katherine Legge / Bia Figueiredo | Porsche 991 GT3 R | Team Hardpoint EBM | 2:00.8290 | 179.2890 |
| 37th | 44 | John Potter / Andy Lally / Spencer Pumpelly | Acura NSX GT3 | Magnus Racing with Archangel Motorsports | 2:01.1780 | 178.7740 |