| 1st | 85 | Hanson / van der Helm / Westbrook | Porsche 963 | JDC-Miller MotorSports | 1:48.149 | 1:49.2580 | 1:50.6720 | 1:49.6750 | 1:48.1490 |
| 2nd | 31 | Aitken / Blomqvist / Derani | Cadillac V-Series.R | Whelen Cadillac Racing | 1:48.152 | 1:48.1520 | 1:49.8170 | 1:48.7580 | 1:48.4830 |
| 3rd | 01 | Bourdais / Dixon / van der Zande | Cadillac V-Series.R | Cadillac Racing | 1:48.279 | 1:48.2990 | 1:50.1860 | 1:48.2790 | 1:48.2950 |
| 4th | 40 | Deletraz / Herta / Taylor | Acura ARX-06 | Wayne Taylor Racing with Andretti | 1:48.593 | 1:48.5930 | 1:49.4970 | 1:49.2190 | 1:48.7200 |
| 5th | 24 | Eng / Farfus / Krohn | BMW M Hybrid V8 | BMW M Team RLL | 1:48.829 | 1:48.8290 | 1:50.2350 | 1:49.5640 | 1:49.4370 |
| 6th | 6 | Jaminet / Makowiecki / Tandy | Porsche 963 | Porsche Penske Motorsports | 1:48.941 | no time | 1:49.9250 | 1:48.9410 | 1:49.0120 |
| 7th | 10 | Albuquerque / Hartley / Taylor | Acura ARX-06 | Wayne Taylor Racing with Andretti | 1:49.075 | no time | 1:49.6200 | 1:49.0750 | 1:49.6440 |
| 8th | 25 | De Phillippi / Martin / Yelloly | BMW M Hybrid V8 | BMW M Team RLL | 1:49.083 | 1:54.3640 | 1:49.9170 | 1:49.3770 | 1:49.0830 |
| 9th | 7 | Cameron / Campbell / Nasr | Porsche 963 | Porsche Penske Motorsports | 1:49.179 | 1:49.1790 | 1:50.2800 | 1:49.5820 | 1:49.4070 |
| 10th | 5 | Andlauer / Bruni / Picariello | Porsche 963 | Proton Competition Mustang Sampling | 1:49.274 | 1:49.2740 | 1:49.7990 | | 1:50.4980 |
| 11th | 63 | Cairoli / Caldarelli / Grosjean | Lamborghini SC63 | Lamborghini Iron Lynx | 1:49.493 | 1:53.5740 | 1:50.1500 | 1:50.9620 | 1:49.4930 |
| 12th | 11 | Jensen / McElrea / Thomas | Oreca 07 Gibson | TDS Racing | 1:51.342 | 1:53.5820 | 1:51.3880 | 1:51.3420 | 1:51.4970 |
| 13th | 22 | di Resta / Garg / Goldburg | Oreca 07 Gibson | United Autosports USA | 1:51.363 | 1:52.3130 | 1:52.3240 | 1:51.3630 | 1:52.7210 |
| 14th | 18 | Dalziel / Merriman / Zilisch | Oreca 07 Gibson | Era Motorsport | 1:51.458 | 1:54.9770 | 1:51.4580 | no time | 1:52.4620 |
| 15th | 04 | Braun / Kurtz / Sowery | Oreca 07 Gibson | Crowdstrike Racing by APR | 1:51.469 | 1:53.5260 | 1:51.4690 | 1:51.6670 | 1:52.2140 |
| 16th | 52 | Boulle / Dillmann / Smiechowski | Oreca 07 Gibson | Inter Europol by PR1 Mathiasen Motorsports | 1:51.492 | 1:52.7650 | 1:51.4920 | 1:52.5020 | 1:52.2140 |
| 17th | 99 | Brabham / Chatin / Hyett | Oreca 07 Gibson | AO Racing | 1:51.504 | 1:52.1420 | 1:51.6250 | 1:51.9720 | 1:51.5040 |
| 18th | 2 | Hanley / Keating / Pino | Oreca 07 Gibson | United Autosports USA | 1:51.558 | 1:52.6730 | 1:51.8150 | 1:51.5580 | 1:52.2860 |
| 19th | 74 | Burdon / Fraga / Robinson | Oreca 07 Gibson | Riley | 1:52.078 | 1:53.2780 | 1:52.5510 | 1:52.1710 | 1:52.0780 |
| 20th | 81 | Hedman / Jakobsen / Lindh | Oreca 07 Gibson | DragonSpeed | 1:52.202 | 1:54.4700 | 1:52.2020 | 1:52.2040 | 1:52.3830 |
| 21st | 88 | Pérez Companc / Wadoux / *Nielsen | Oreca 07 Gibson | Richard Mille AF Corse | 1:52.225 | 1:54.2810 | 1:52.6610 | 1:53.0770 | 1:52.2250 |
| 22nd | 8 | Dinan / Eastwood / Farano | Oreca 07 Gibson | Tower Motorsports | 1:52.457 | 1:56.1540 | 1:52.8310 | 1:53.6900 | 1:52.4570 |
| 23rd | 20 | Andersen / Hörr / Lucas | Oreca 07 Gibson | MDK by High Class Racing | 1:52.502 | 1:55.4540 | 1:52.5020 | 1:54.8120 | 1:53.0460 |
| 24th | 33 | Barbosa / Edgar / Willsey | Ligier JS P217 Gibson | Sean Creech Motorsport | 1:53.012 | 1:57.3240 | 1:53.0120 | 1:53.0730 | 1:53.4670 |
| 25th | 14 | Barnicoat / Hawksworth / Kirkwood | Lexus RC F GT3 | Vasser Sullivan | 1:58.714 | 1:58.7140 | 2:01.2680 | 2:00.2020 | 2:00.3040 |
| 26th | 57 | Dontje / Ellis / Ward | Mercedes-AMG GT3 Evo | Winward Racing | 1:58.778 | 1:58.7780 | 2:01.1820 | 2:01.1960 | 2:01.0080 |
| 27th | 47 | Fuoco / Lacorte / Sernagiotto | Ferrari 296 GT3 | Cetilar Racing | 1:59.014 | 1:59.0140 | 2:01.6510 | 2:01.0860 | 2:00.9910 |
| 28th | 12 | Montecalvo / Telitz / Thompson | Lexus RC F GT3 | Vasser Sullivan | 1:59.143 | 1:59.1430 | 2:01.2360 | 2:00.6660 | 2:00.2370 |
| 29th | 23 | Farnbacher / Gunn / Riberas | Aston Martin Vantage GT3 Evo | Heart of Racing Team | 1:59.264 | 1:59.2640 | 2:01.7670 | 2:00.9650 | 2:01.1460 |
| 30th | 32 | Grenier / *Koch / *Skeen | Mercedes-AMG GT3 Evo | Korthoff/Preston Motorsports | 1:59.350 | 1:59.3500 | 2:01.6700 | 2:00.9510 | 2:01.2350 |
| 31st | 77 | Christensen / Heinrich / Priaulx | Porsche 992 GT3 R | AO Racing | 1:59.446 | 1:59.4460 | 2:01.0020 | 2:00.7980 | 2:01.1260 |
| 32nd | 3 | Garcia / Juncadella / Sims | Chevrolet Corvette C8 Z06 GT3.R | Corvette Racing by Pratt Miller Motorsports | 1:59.508 | 1:59.5080 | 2:01.2880 | 2:01.7400 | 2:01.5230 |
| 33rd | 19 | Bortolotti / Pepper / Perera | Lamborghini Huracán GT3 Evo2 | Iron Lynx | 1:59.517 | 1:59.5170 | 2:01.1260 | 2:01.0860 | 2:01.7630 |
| 34th | 62 | Calado / Rigon / Serra | Ferrari 296 GT3 | Risi Competizione | 1:59.534 | 1:59.5340 | 2:00.9660 | 2:00.2960 | 2:00.7580 |
| 35th | 1 | Sellers / Snow / Verhagen | BMW M4 GT3 | Paul Miller Racing | 1:59.586 | 1:59.5860 | 2:01.2380 | no time | 2:01.1090 |
| 36th | 4 | Bamber / Catsburg / Milner | Chevrolet Corvette C8 Z06 GT3.R | Corvette Racing by Pratt Miller Motorsports | 1:59.786 | 1:59.7860 | 2:01.4670 | 2:00.8470 | 2:00.7900 |
| 37th | 78 | DeFrancesco / Goikhberg / Spinelli | Lamborghini Huracán GT3 Evo2 | Forte Racing | 1:59.797 | 1:59.7970 | 2:01.0710 | 2:01.1920 | 2:01.4450 |
| 38th | 80 | Andrade / Andrews / Yoluc | Mercedes-AMG GT3 Evo | Lone Star Racing | 1:59.865 | 1:59.8650 | 2:01.7560 | 2:01.9710 | 2:01.9450 |
| 39th | 9 | Hinchcliffe / Jarvis / Kirchhöfer | McLaren 720S GT3 Evo | Pfaff Motorsports | 1:59.883 | 1:59.8830 | 2:01.4770 | 2:01.6220 | 2:01.1210 |
| 40th | 64 | Mies / Rockenfeller / Tincknell | Ford Mustang GT3 | Ford Multimatic Motorsports | 1:59.916 | 1:59.9160 | 2:01.5420 | 2:01.4990 | 2:01.9380 |
| 41st | 023 | Rovera / Scardina / Triarsi | Ferrari 296 GT3 | Triarsi Competizione | 2:00.334 | 2:00.3340 | 2:01.3090 | 2:02.0320 | 2:01.8820 |
| 42nd | 21 | Hériau / Mann / Molina | Ferrari 296 GT3 | AF Corse | 2:00.396 | 2:00.3960 | 2:01.2980 | 2:01.2110 | 2:01.9250 |
| 43rd | 70 | Iribe / Millroy / Schandorff | McLaren 720S GT3 Evo | Inception Racing | 2:00.427 | 2:00.4270 | 2:01.5790 | 2:01.4610 | 2:01.8570 |
| 44th | 96 | Foley / Gallagher / Walker | BMW M4 GT3 | Turner Motorsport | 2:00.459 | 2:00.4590 | 2:01.8050 | 2:01.2170 | 2:01.3880 |
| 45th | 45 | Doyle / Formal / Marcelli | Lamborghini Huracán GT3 Evo2 | Wayne Taylor Racing with Andretti | 2:00.633 | 2:00.6330 | 2:01.7440 | 2:02.4640 | 2:02.4350 |
| 46th | 65 | Hand / Müller / Vervisch | Ford Mustang GT3 | Ford Multimatic Motorsports | 2:00.719 | 2:00.7190 | 2:01.9260 | 2:01.7400 | 2:02.3460 |
| 47th | 55 | Hardwick / Levorato / Lewis | Ford Mustang GT3 | Proton Competition | 2:00.752 | 2:00.7520 | 2:02.0380 | 2:02.5690 | 2:02.1440 |
| 48th | 34 | Costa / Franco / Sbirrazzuoli | Ferrari 296 GT3 | Conquest Racing | 2:00.859 | 2:00.8590 | 2:01.6420 | no time | 2:01.6600 |
| 49th | 66 | Calderón / Legge / Monk | Acura NSX GT3 | Gradient Racing | 2:01.064 | 2:01.0640 | 2:01.3360 | 2:03.8490 | 2:01.8930 |
| 50th | 120 | Adelson / Heylen / Skeer | Porsche 992 GT3 R | Wright Motorsports | 2:01.192 | 2:01.3640 | 2:01.1990 | 2:01.4660 | 2:01.1920 |
| 51st | 86 | Bachler / Fjordbach / Li | Porsche 992 GT3 R | MDK Motorsports | 2:01.294 | 2:03.9700 | 2:02.1650 | 2:01.2940 | 2:01.6810 |
| 52nd | 60 | Cressoni / Pulcini / Schiavoni | Lamborghini Huracán GT3 Evo2 | Iron Lynx | 2:01.326 | 2:05.1690 | 2:01.3260 | 2:02.3630 | 2:01.7230 |
| 53rd | 44 | Lally / Potter / Pumpelly | Aston Martin Vantage GT3 Evo | Magnus Racing | 2:01.466 | 2:01.5130 | 2:01.8730 | 2:01.4660 | 2:02.2780 |
| 54th | 27 | de Angelis / James / Robichon | Aston Martin Vantage GT3 Evo | Heart of Racing Team | 2:01.555 | 2:01.5550 | 2:01.6640 | 2:01.6390 | 2:02.0130 |
| 55th | 17 | Mantella / *Merrill / *Varrone | Chevrolet Corvette C8 Z06 GT3.R | AWA | 2:01.880 | 2:05.0890 | | 2:01.9150 | 2:01.8800 |
| 56th | 43 | Andretti / Chaves / Hargrove | Porsche 992 GT3 R | Andretti Motorsports | 2:01.889 | 2:01.9580 | 2:01.8890 | 2:03.6320 | 2:02.5910 |
| 57th | 83 | Bovy / Frey / Gatting | Lamborghini Huracán GT3 Evo2 | Iron Dames | 2:01.921 | no time | 2:01.9210 | 2:02.0980 | 2:02.4860 |
| 58th | 13 | Bell / Fidani / Kern | Chevrolet Corvette C8 Z06 GT3.R | AWA | 2:01.941 | 2:05.0790 | 2:02.0530 | 2:02.0880 | 2:01.9410 |