| 1st | 77 | Jarvis / Rast / Bernhard / Nunez | Mazda RT24-P | Mazda Team Joest | 1 | 1:33.398 | 220.8210 | 1st | DPi |
| 2nd | 55 | Tincknell / Bomarito / Pla | Mazda RT24-P | Mazda Team Joest | 1 | 1:33.423 | 220.7630 | 2nd | DPi |
| 3rd | 7 | Taylor / Rossi / Castroneves | Acura ARX-05 | Acura Team Penske | 1 | 1:34.261 | 218.8000 | 3rd | DPi |
| 4th | 5 | Albuquerque / Barbosa / Conway / Fittipaldi | Cadillac DPi-V.R | Mustang Sampling Racing | 1 | 1:34.282 | 218.7520 | 4th | DPi |
| 5th | 31 | Nasr / Curran / Derani | Cadillac DPi-V.R | Whelen Engineering Racing | 1 | 1:34.368 | 218.5520 | 5th | DPi |
| 6th | 10 | van der Zande / Taylor / Alonso / Kobayashi | Cadillac DPi-V.R | Konica Minolta Cadillac DPi-V.R. | 1 | 1:34.431 | 218.4060 | 6th | DPi |
| 7th | 6 | Montoya / Cameron / Pagenaud | Acura ARX-05 | Acura Team Penske | 1 | 1:34.431 | 218.4060 | 7th | DPi |
| 8th | 50 | Canapino / Kaiser / Owen / Binder | Cadillac DPi-V.R | Juncos Racing | 1 | 1:34.796 | 217.5660 | 8th | DPi |
| 9th | 54 | Dumas / Duval / Braun / Bennett | Nissan Onroak DPi | CORE autosport | 1 | 1:34.935 | 217.2470 | 9th | DPi |
| 10th | 85 | DeFrancesco / Barrichello / Vautier / Goikhberg | Cadillac DPi-V.R | JDC-Miller MotorSports | 1 | 1:34.935 | 217.2470 | 10th | DPi |
| 11th | 84 | Trummer / Simpson / Miller / Piedrahita | Cadillac DPi-V.R | JDC-Miller MotorSports | 1 | 1:35.066 | 216.9480 | 11th | DPi |
| 12th | 52 | Aubry / McMurry / Kvamme | Oreca 07 Gibson | PR1 Mathiasen Motorsports | 1 | 1:35.930 | 214.9940 | 1st | LMP2 |
| 13th | 81 | Hanley / Lapierre / Allen / Hedman | Oreca 07 Gibson | DragonSpeed | 1 | 1:35.975 | 214.8930 | 2nd | LMP2 |
| 14th | 18 | Maldonado / Gonzalez / Cullen / Saavedra | Oreca 07 Gibson | DragonSpeed | 1 | 1:36.789 | 213.0850 | 3rd | LMP2 |
| 15th | 38 | Masson / Wright / Masson / Cassels | Oreca 07 Gibson | Performance Tech Motorsports | 1 | 1:37.428 | 211.6880 | 4th | LMP2 |
| 16th | 3 | Magnussen / Garcia / Rockenfeller | Chevrolet Corvette C7.R | Corvette Racing | 1 | 1:42.651 | 200.9170 | 1st | GTLM |
| 17th | 67 | Westbrook / Briscoe / Dixon | Ford GT | Ford Chip Ganassi Racing | 1 | 1:42.779 | 200.6660 | 2nd | GTLM |
| 18th | 66 | Hand / Bourdais / Müller | Ford GT | Ford Chip Ganassi Racing | 1 | 1:42.898 | 200.4340 | 3rd | GTLM |
| 19th | 912 | Bamber / Jaminet | Porsche 991 RSR | Porsche GT Team | 1 | 1:42.919 | 200.3940 | 4th | GTLM |
| 20th | 911 | Tandy / Pilet / Makowiecki | Porsche 991 RSR | Porsche GT Team | 1 | 1:43.051 | 200.1360 | 5th | GTLM |
| 21st | 62 | Rigon / Molina | Ferrari 488 GTE | Risi Competizione | 1 | 1:43.094 | 200.0530 | 6th | GTLM |
| 22nd | 24 | Edwards / Krohn / Mostert / Zanardi | BMW M8 GTE | BMW Team RLL | 1 | 1:43.110 | 200.0220 | 7th | GTLM |
| 23rd | 4 | Gavin / Fässler / Milner | Chevrolet Corvette C7.R | Corvette Racing | 1 | 1:43.193 | 199.8610 | 8th | GTLM |
| 24th | 25 | De Phillippi / Eng / Herta / Blomqvist | BMW M8 GTE | BMW Team RLL | 1 | 1:43.291 | 199.6710 | 9th | GTLM |
| 25th | 86 | Hindman / Allmendinger / Farnbacher / Marks | Acura NSX GT3 | Meyer Shank Racing w/ Curb-Agajanian | 1 | 1:45.533 | 195.4310 | 1st | GTD |
| 26th | 57 | Beatriz / Legge / Nielsen / de Silvestro | Acura NSX GT3 | Meyer Shank Racing w/ Curb-Agajanian | 1 | 1:45.537 | 195.4230 | 2nd | GTD |
| 27th | 12 | Montecalvo / Bell / Telitz / Segal | Lexus RC F GT3 | AIM Vasser Sullivan | 1 | 1:45.587 | 195.3290 | 3rd | GTD |
| 28th | 33 | Keating / Bleekemolen / Fraga / Stolz | Mercedes-AMG GT3 | Riley Motorsports - Team AMG | 1 | 1:45.662 | 195.1910 | 4th | GTD |
| 29th | 63 | Westphal / MacNeil / Vilander / Farnbacher | Ferrari 488 GT3 | Scuderia Corsa | 1 | 1:45.753 | 195.0240 | 5th | GTD |
| 30th | 29 | Morad / Vanthoor / Feller | Audi R8 LMS GT3 | Montaplast by Land Motorsport | 1 | 1:45.819 | 194.9010 | 6th | GTD |
| 31st | 13 | Franzoni / Gomes / Longo | Ferrari 488 GT3 | Via Italia Racing | 1 | 1:45.842 | 194.8590 | 7th | GTD |
| 32nd | 540 | Seefried / Cairoli / Pappas | Porsche 991 GT3 R | Black Swan Racing | 1 | 1:45.902 | 194.7480 | 8th | GTD |
| 33rd | 51 | Serra / Lamy / Lauda / Dalla Lana | Ferrari 488 GT3 | Spirit of Race | 1 | 1:45.954 | 194.6530 | 9th | GTD |
| 34th | 14 | Heistand / Hawksworth / Cassidy / Cindric | Lexus RC F GT3 | AIM Vasser Sullivan | 1 | 1:45.989 | 194.5890 | 10th | GTD |
| 35th | 71 | Buhk / Schiller / Baumann / Perez | Mercedes-AMG GT3 | P1 Motorsports | 1 | 1:46.008 | 194.5540 | 11th | GTD |
| 36th | 46 | Keen / Busnelli / Babini | Lamborghini Huracán GT3 Evo | Ebimotors srl | 1 | 1:46.081 | 194.4200 | 12th | GTD |
| 37th | 19 | Davis / Riberas / Hardeman | Audi R8 LMS GT3 | Moorespeed | 1 | 1:46.170 | 194.2580 | 13th | GTD |
| 38th | 8 | Pérez Companc / Chase / Haase / Dalziel | Audi R8 LMS GT3 | Starworks Motorsport | 1 | 1:46.189 | 194.2220 | 14th | GTD |
| 39th | 9 | Kern / Robichon / Olsen / Hargrove | Porsche 991 GT3 R | Pfaff Motorsports | 1 | 1:46.294 | 194.0310 | 15th | GTD |
| 40th | 99 | Müller / Bachler / Renauer / Görig / Häring | Porsche 991 GT3 R | NGT Motorsport | 1 | 1:46.312 | 193.9980 | 16th | GTD |
| 41st | 73 | Long / Lindsey / Campbell / Boulle | Porsche 991 GT3 R | Park Place Motorsports | 1 | 1:46.319 | 193.9860 | 17th | GTD |
| 42nd | 11 | Bortolotti / Ineichen / Engelhart / Ling | Lamborghini Huracán GT3 Evo | GRT Grasser Racing Team | 1 | 1:46.342 | 193.9440 | 18th | GTD |
| 43rd | 88 | van der Linde / de Angelis / Vervisch / James | Audi R8 LMS GT3 | WRT Speedstar Audi Sport | 1 | 1:46.432 | 193.7800 | 19th | GTD |
| 44th | 44 | Mapelli / Lally / Pumpelly / Potter | Lamborghini Huracán GT3 Evo | Magnus Racing | 1 | 1:46.534 | 193.5940 | 20th | GTD |
| 45th | 96 | Klingmann / Machavern / Foley / Auberlen | BMW M6 GT3 | Turner Motorsport | 1 | 1:46.650 | 193.3840 | 21st | GTD |
| 46th | 47 | Pavlovic / Lundqvist / Yount / Gdovic / Dunn | Lamborghini Huracán GT3 Evo | Precision Performance Motorsports (PPM) | 1 | 1:46.765 | 193.1740 | 22nd | GTD |
| 47th | 48 | Caldarelli / Lewis / Sellers / Hardwick | Lamborghini Huracán GT3 | Paul Miller Racing | 1 | 1:46.944 | 192.8510 | 23rd | GTD |