| 1st | 31 | Blomqvist / Aitken / Derani | Cadillac V-Series.R | Whelen Cadillac Racing | 1:09.639 | 1:09.6390 | 1:12.4200 | 1:11.4890 | 1:11.1590 |
| 2nd | 7 | Campbell / Nasr / Cameron | Porsche 963 | Porsche Penske Motorsport | 1:09.709 | 1:09.7090 | 1:12.4760 | 1:11.8790 | 1:11.8790 |
| 3rd | 25 | Yelloly / De Phillippi / *Martin | BMW M Hybrid V8 | BMW M Team RLL | 1:09.929 | 1:09.9290 | 1:12.4080 | 1:12.0330 | 1:11.8370 |
| 4th | 01 | Dixon / Bourdais / van der Zande | Cadillac V-Series.R | Cadillac Racing | 1:09.964 | 1:09.9640 | 1:12.3210 | 1:11.0130 | 1:11.6260 |
| 5th | 10 | Hartley / Albuquerque / Taylor | Acura ARX-06 | Wayne Taylor Racing with Andretti | 1:09.995 | 1:09.9950 | 1:12.4220 | 1:12.3110 | 1:11.4690 |
| 6th | 40 | Herta / Deletraz / Taylor | Acura ARX-06 | Wayne Taylor Racing with Andretti | 1:10.103 | 1:10.1030 | 1:12.3410 | 1:12.1620 | 1:11.0810 |
| 7th | 85 | Hanson / Westbrook / van der Helm | Porsche 963 | JDC-Miller MotorSports | 1:10.103 | 1:10.1030 | 1:12.5010 | 1:12.0170 | 1:11.7830 |
| 8th | 6 | Estre / Jaminet / Tandy | Porsche 963 | Porsche Penske Motorsport | 1:10.212 | 1:10.2120 | 1:12.4960 | 1:11.6270 | 1:11.3660 |
| 9th | 24 | Farfus / Eng / Krohn | BMW M Hybrid V8 | BMW M Team RLL | 1:10.261 | 1:10.2610 | 1:12.5050 | 1:11.6550 | 1:11.6750 |
| 10th | 5 | Picariello / Viscaal / Bruni | Porsche 963 | Proton Competition Mustang Sampling | 1:10.636 | 1:10.6360 | 1:12.6100 | 1:12.4470 | 1:12.5980 |
| 11th | 63 | Grosjean / Caldarelli / Cairoli | Lamborghini SC63 | Lamborghini Iron Lynx | 1:10.851 | 1:10.8510 | 1:11.9810 | 1:12.0970 | 1:11.9880 |
| 12th | 2 | Keating / *Pino / *Hanley | Oreca 07 Gibson | United Autosports USA | 1:12.739 | 1:12.7390 | 1:14.3580 | 1:13.0720 | 1:13.1780 |
| 13th | 74 | Burdon / Fraga / Robinson | Oreca 07 Gibson | Riley | 1:12.823 | 1:13.6480 | 1:13.5980 | 1:12.8230 | 1:13.2950 |
| 14th | 11 | McElrea / Jensen / Thomas | Oreca 07 Gibson | TDS Racing | 1:12.973 | 1:12.9730 | 1:13.3690 | 1:13.2970 | 1:13.2870 |
| 15th | 99 | Brabham / Chatin / Hyett | Oreca 07 Gibson | AO Racing | 1:13.043 | 1:13.0430 | 1:13.9990 | 1:13.5110 | 1:14.0100 |
| 16th | 52 | Dillmann / Smiechowski / Boulle | Oreca 07 Gibson | Inter Europol by PR1 Mathiasen Motorsports | 1:13.080 | 1:13.0800 | 1:13.7090 | 1:13.9520 | 1:13.2820 |
| 17th | 22 | Garg / di Resta / Goldburg | Oreca 07 Gibson | United Autosports USA | 1:13.228 | 1:13.3160 | 1:14.0060 | 1:13.2280 | 1:14.1660 |
| 18th | 8 | Alvarez / Farano / Vesti | Oreca 07 Gibson | Tower Motorsports | 1:13.256 | 1:15.0440 | 1:13.7070 | 1:13.2560 | 1:13.9230 |
| 19th | 20 | Huffaker / Lucas / Andersen | Oreca 07 Gibson | MDK by High Class Racing | 1:13.297 | 1:14.2830 | 1:14.0820 | 1:13.4280 | 1:13.2970 |
| 20th | 18 | Zilisch / Dalziel / Merriman | Oreca 07 Gibson | Era Motorsport | 1:13.325 | 1:14.8390 | 1:13.6310 | 1:14.0290 | 1:13.3250 |
| 21st | 88 | Wadoux / Nielsen / Pérez Companc | Oreca 07 Gibson | Richard Mille AF Corse | 1:13.377 | 1:14.4320 | 1:13.5640 | 1:13.9320 | 1:13.3770 |
| 22nd | 77 | Andlauer / Christensen / Heinrich | Porsche 992 GT3 R | AO Racing | 1:17.881 | 1:17.8810 | 1:19.4470 | 1:19.3450 | 1:19.1910 |
| 23rd | 4 | Bamber / Catsburg / Milner | Chevrolet Corvette C8 Z06 GT3.R | Corvette Racing by Pratt Miller Motorsports | 1:17.933 | 1:17.9330 | 1:19.7030 | 1:19.2610 | 1:19.3770 |
| 24th | 23 | de Angelis / Riberas / Gunn | Aston Martin Vantage AMR GT3 Evo | Heart of Racing Team | 1:18.041 | 1:18.0410 | 1:18.9540 | 1:19.1070 | 1:18.7680 |
| 25th | 3 | Juncadella / Sims / Garcia | Chevrolet Corvette C8 Z06 GT3.R | Corvette Racing by Pratt Miller Motorsports | 1:18.085 | 1:18.0850 | 1:19.7790 | 1:19.1260 | 1:18.8410 |
| 26th | 65 | Vervisch / Müller / Hand | Ford Mustang GT3 | Ford Multimatic Motorsports | 1:18.106 | 1:18.1060 | 1:19.8240 | 1:19.5850 | 1:19.8000 |
| 27th | 80 | Andrews / Pinto de Andrade / Yoluc | Mercedes-AMG GT3 Evo | Lone Star Racing | 1:18.281 | 1:18.2810 | 1:19.7680 | 1:19.8700 | 1:19.4810 |
| 28th | 64 | Mies / Rockenfeller / Tincknell | Ford Mustang GT3 | Ford Multimatic Motorsports | 1:18.307 | 1:18.3070 | 1:19.6870 | 1:19.4010 | 1:19.7510 |
| 29th | 19 | Bortolotti / Pepper / Perera | Lamborghini Huracán GT3 Evo2 | Iron Lynx | 1:18.322 | 1:18.3220 | 1:19.4760 | 1:19.0480 | 1:19.4840 |
| 30th | 027 | Robichon / Sørensen / Farnbacher | Aston Martin Vantage AMR GT3 Evo | Heart of Racing Team | 1:18.457 | 1:18.4570 | 1:19.9550 | 1:20.0780 | 1:19.8980 |
| 31st | 96 | Walker / Gallagher / Foley | BMW M4 GT3 | Turner Motorsport | 1:18.539 | 1:18.5390 | 1:19.9240 | 1:19.5640 | 1:19.1950 |
| 32nd | 9 | Hinchcliffe / Jarvis / Kirchhöfer | McLaren 720S GT3 Evo | Pfaff Motorsports | 1:18.559 | 1:18.5590 | 1:19.8660 | 1:19.4210 | 1:19.4700 |
| 33rd | 1 | Verhagen / Snow / Sellers | BMW M4 GT3 | Paul Miller Racing | 1:18.694 | 1:18.6940 | 1:20.3650 | 1:19.4230 | 1:19.3110 |
| 34th | 14 | Kirkwood / Barnicoat / Hawksworth | Lexus RC F GT3 | VasserSullivan | 1:18.703 | 1:18.7030 | 1:20.6120 | 1:19.2620 | 1:18.7370 |
| 35th | 62 | Pier Guidi / Rigon / Serra | Ferrari 296 GT3 | Risi Competizione | 1:18.722 | 1:19.5810 | 1:19.4240 | 1:19.7550 | 1:18.7220 |
| 36th | 57 | Dontje / Ellis / Ward | Mercedes-AMG GT3 Evo | Winward Racing | 1:18.751 | 1:18.7510 | 1:20.4590 | 1:19.8100 | 1:18.9920 |
| 37th | 32 | Skeen / Koch / Grenier | Mercedes-AMG GT3 Evo | Korthoff/Preston Motorsports | 1:18.897 | 1:18.8970 | 1:20.5040 | 1:19.8720 | 1:19.3990 |
| 38th | 12 | Telitz / Thompson / Montecalvo | Lexus RC F GT3 | VasserSullivan | 1:18.916 | 1:23.2160 | 1:19.9290 | 1:19.6280 | 1:18.9160 |
| 39th | 45 | Doyle / Formal / Marcelli | Lamborghini Huracán GT3 Evo2 | Wayne Taylor Racing with Andretti | 1:19.063 | 1:19.0630 | 1:19.9990 | 1:19.6350 | 1:20.1130 |
| 40th | 21 | Molina / Hériau / Mann | Ferrari 296 GT3 | AF Corse | 1:19.087 | 1:19.0870 | 1:20.2560 | 1:19.1280 | 1:19.3900 |
| 41st | 83 | Bovy / Frey / Gatting | Lamborghini Huracán GT3 Evo2 | Iron Dames | 1:19.209 | 1:19.2090 | 1:20.3840 | 1:20.7420 | 1:20.6890 |
| 42nd | 34 | Sbirrazzuoli / Costa / Franco | Ferrari 296 GT3 | Conquest Racing | 1:19.249 | 1:19.2490 | 1:19.8930 | 1:20.1180 | 1:19.9410 |
| 43rd | 82 | Abril / Neubauer / Vilander | Ferrari 296 GT3 | DragonSpeed | 1:19.347 | 1:19.3680 | 1:20.0860 | 1:20.2620 | 1:19.3470 |
| 44th | 78 | DeFrancesco / Spinelli / Goikhberg | Lamborghini Huracán GT3 Evo2 | Forte Racing | 1:19.364 | 1:19.5720 | 1:19.8120 | 1:19.3640 | 1:19.4550 |
| 45th | 47 | Fuoco / Sernagiotto / Lacorte | Ferrari 296 GT3 | Cetilar Racing | 1:19.396 | 1:19.3960 | 1:20.4740 | 1:19.4860 | 1:20.2840 |
| 46th | 44 | Potter / *Pumpelly / *Lally | Aston Martin Vantage AMR GT3 Evo | Magnus Racing | 1:19.400 | 1:20.6560 | 1:21.3840 | 1:19.4000 | 1:20.9810 |
| 47th | 86 | Bachler / Fjordbach / Li | Porsche 992 GT3 R | MDK Motorsports | 1:19.430 | 1:21.4810 | 1:20.1130 | 1:19.5000 | 1:19.4300 |
| 48th | 023 | Rovera / Scardina / Triarsi | Ferrari 296 GT3 | Triarsi Competizione | 1:19.672 | no time | 1:19.6830 | 1:19.6720 | 1:20.1270 |
| 49th | 70 | Millroy / Schandorff / Iribe | Ferrari 296 GT3 | Inception Racing | 1:19.678 | 1:19.6780 | 1:20.2370 | 1:19.8120 | 1:19.7310 |
| 50th | 55 | Lewis / Levorato / Hardwick | Ford Mustang GT3 | Proton Competition | 1:19.761 | 1:19.7610 | 1:20.4990 | 1:19.9910 | 1:20.3330 |
| 51st | 120 | Heylen / Skeer / Adelson | Porsche 992 GT3 R | Wright Motorsports | 1:19.803 | 1:20.2460 | 1:20.1060 | 1:19.8030 | 1:19.8790 |
| 52nd | 66 | McAleer / Calderón / Monk | Acura NSX GT3 | Gradient Racing | 1:19.940 | 1:20.3750 | 1:20.6920 | 1:19.9400 | 1:20.3230 |
| 53rd | 13 | Kern / Bell / Fidani | Chevrolet Corvette C8 Z06 GT3.R | AWA | 1:20.396 | no time | 1:20.5750 | 1:20.3960 | 1:20.9100 |