| 1st | 77 | Jarvis / Nunez / Pla | Mazda RT24-P | Mazda Team Joest | 1:33.3240 | 220.9967 | 175 | 1:34.2320 | 1:33.3240 |
| 2nd | 7 | Castroneves / Rossi / Taylor | Acura ARX-05 | Acura Team Penske | 1:33.5430 | 220.4801 | 142 | 1:33.6170 | 1:33.5430 |
| 3rd | 6 | Cameron / Montoya / Pagenaud | Acura ARX-05 | Acura Team Penske | 1:33.5650 | 220.4270 | 145 | 1:33.7840 | 1:33.5650 |
| 4th | 31 | Conway / Derani / Albuquerque / Nasr | Cadillac DPi-V.R | Whelen Engineering Racing | 1:33.6520 | 220.2226 | 142 | 1:34.3270 | 1:33.6520 |
| 5th | 55 | Bomarito / Tincknell / Hunter-Reay | Mazda RT24-P | Mazda Team Joest | 1:33.6600 | 220.2033 | 152 | 1:34.6250 | 1:33.6600 |
| 6th | 85 | Piedrahita / Leist / Miller / Vautier | Cadillac DPi-V.R | JDC-Miller MotorSports | 1:33.9400 | 219.5483 | 183 | 1:34.4200 | 1:33.9400 |
| 7th | 5 | Barbosa / Bourdais / Duval / *Vautier | Cadillac DPi-V.R | Mustang Sampling Racing JDC-Miller MotorSports | 1:33.9460 | 219.5338 | 176 | 1:34.5500 | 1:33.9460 |
| 8th | 10 | Briscoe / Dixon / Kobayashi / van der Zande | Cadillac DPi-V.R | Konica Minolta Cadillac DPi-V.R | 1:34.2260 | 218.8820 | 183 | 1:34.5330 | 1:34.2260 |
| 9th | 81 | Hanley / Hedman / Braun / Newey | Oreca 07 Gibson | DragonSpeed USA | 1:35.1400 | 216.7899 | 175 | 1:35.1400 | 1:38.6950 |
| 10th | 8 | Farano / Dalziel / Heinemeier Hansson / Lapierre | Oreca 07 Gibson | Tower Motorsport by Starworks | 1:35.6620 | 215.6070 | 176 | 1:35.6620 | 1:40.0210 |
| 11th | 52 | Boulle / Aubry / Keating / Trummer | Oreca 07 Gibson | PR1 Mathiasen Motorsports | 1:37.1790 | 212.2403 | 197 | 1:37.1790 | 1:38.0560 |
| 12th | 18 | Merriman / Tilley / Lewis / Minassian | Oreca 07 Gibson | Era Motorsport | 1:37.5350 | 211.4662 | 159 | 1:37.5350 | 1:42.1930 |
| 13th | 38 | Cassels / Masson / Masson / Yount | Oreca 07 Gibson | Performance Tech Motorsports | 1:38.1380 | 210.1674 | 134 | 1:38.1380 | 1:38.7120 |
| 14th | 2 | Hoggard / Ware / Davison / Kvamme | Riley Mk.30 Gibson | Rick Ware Racing | 1:42.3140 | 201.5880 | 40 | 1:42.3140 | |
| 15th | 62 | Serra / Calado | Ferrari 488 GTE | Risi Competizione | 1:42.6850 | 200.8510 | 165 | 1:42.8640 | 1:42.6850 |
| 16th | 911 | Tandy / Makowiecki / Campbell | Porsche 991 RSR 19 | Porsche GT Team | 1:42.6860 | 200.8477 | 171 | 1:43.0440 | 1:42.6860 |
| 17th | 4 | Gavin / Milner / Fässler | Chevrolet Corvette C8.R | Corvette Racing | 1:42.7930 | 200.6385 | 180 | 1:43.3660 | 1:42.7930 |
| 18th | 24 | Krohn / Edwards / Mostert / Farfus | BMW M8 GTE | BMW Team RLL | 1:42.8440 | 200.5404 | 171 | 1:43.6420 | 1:42.8440 |
| 19th | 912 | Bamber / Vanthoor / Jaminet | Porsche 991 RSR 19 | Porsche GT Team | 1:42.9030 | 200.4245 | 187 | 1:42.9650 | 1:42.9030 |
| 20th | 25 | Spengler / De Phillippi / Eng / Herta | BMW M8 GTE | BMW Team RLL | 1:43.0210 | 200.1960 | 178 | 1:43.1340 | 1:43.0210 |
| 21st | 3 | Catsburg / Garcia / Taylor | Chevrolet Corvette C8.R | Corvette Racing | 1:43.1310 | 199.9819 | 161 | 1:43.6020 | 1:43.1310 |
| 22nd | 48 | Sellers / Snow / Lewis / Caldarelli | Lamborghini Huracán GT3 Evo | Paul Miller Racing | 1:45.3220 | 195.8314 | 175 | 1:45.3220 | 1:47.3620 |
| 23rd | 9 | Olsen / Robichon / Kern / Pilet | Porsche 991 GT3 R | Pfaff Motorsports | 1:45.8180 | 194.9141 | 160 | 1:45.8180 | 1:47.5230 |
| 24th | 57 | Parente / Goikhberg / Hindman / Allmendinger | Acura NSX GT3 | Heinricher Racing w/MSR Curb-Agajanian | 1:46.0330 | 194.5182 | 162 | 1:46.0330 | 1:46.9520 |
| 25th | 47 | Gdovic / Lux | Lamborghini Huracán GT3 Evo | Precision Performance Motorsports | 1:46.0770 | 194.4377 | 148 | 1:46.0770 | 1:46.9270 |
| 26th | 44 | Mapelli / Pumpelly / Potter / Lally | Lamborghini Huracán GT3 Evo | GRT Magnus | 1:46.2250 | 194.1674 | 181 | 1:46.2250 | 1:47.7990 |
| 27th | 88 | Bortolotti / Ineichen / Morad | Audi R8 LMS GT3 | WRT Speedstar Audi Sport | 1:46.3020 | 194.0257 | 175 | 1:46.3020 | 1:47.2090 |
| 28th | 19 | Nielsen / Legge / Calderón / Frey | Lamborghini Huracán GT3 Evo | GEAR Racing powered by GRT Grasser | 1:46.3630 | 193.9147 | 182 | 1:46.3630 | 1:47.2610 |
| 29th | 54 | Bleekemolen / Estep / Müller | Porsche 991 GT3 R | BLACK SWAN RACING | 1:46.3710 | 193.9002 | 197 | 1:46.3710 | 1:47.1850 |
| 30th | 63 | MacNeil / Vilander / Westphal / Balzan | Ferrari 488 GT3 | Scuderia Corsa | 1:46.3810 | 193.8825 | 135 | 1:46.3810 | 1:46.9670 |
| 31st | 14 | Chase / Hawksworth / Busch / de Quesada | Lexus RC-F GT3 | AIM Vasser Sullivan | 1:46.4290 | 193.7940 | 182 | 1:46.4290 | 1:47.3540 |
| 32nd | 96 | Klingmann / Machavern / Auberlen / Foley | BMW M6 GT3 | Turner Motorsport | 1:46.4380 | 193.7779 | 99 | 1:46.4380 | 1:46.9190 |
| 33rd | 12 | Montecalvo / Bell / Van Gisbergen / Telitz | Lexus RC-F GT3 | AIM Vasser Sullivan | 1:46.4430 | 193.7682 | 170 | 1:46.4430 | 1:46.7540 |
| 34th | 98 | Lamy / Gunn / Lauda / *Dalla Lana | Aston Martin Vantage GT3 | Aston Martin Racing | 1:46.5880 | 193.5059 | 76 | 1:46.5880 | |
| 35th | 16 | Hardwick / Long / Imperato / Bachler | Porsche 991 GT3 R | Wright Motorsports | 1:46.6250 | 193.4383 | 183 | 1:46.6250 | 1:47.9860 |
| 36th | 11 | Heistand / Schothorst / Perera / Costa | Lamborghini Huracán GT3 Evo | GRT Grasser Racing Team | 1:46.7130 | 193.2790 | 127 | 1:46.7130 | 1:47.2270 |
| 37th | 23 | Riberas / de Angelis / James / Thiim | Aston Martin Vantage GT3 | Heart Of Racing Team | 1:46.7290 | 193.2500 | 176 | 1:46.7290 | 1:47.7890 |
| 38th | 74 | Robinson / Aschenbach / Keating / Fraga | Mercedes-AMG GT3 | Riley Motorsports | 1:46.7910 | 193.1374 | 166 | 1:46.7910 | 1:47.3150 |
| 39th | 86 | Farnbacher / McMurry / Michimi / Gounon | Acura NSX GT3 | Meyer Shank Racing w/Curb-Agajanian | 1:46.8730 | 192.9797 | 113 | 1:47.0470 | 1:46.8730 |