| 1st | 90 | McMurry / Cheever / Vautier | Cadillac DPi-V.R | Spirit of Daytona Racing | 1:47.4320 | 201.6926 | 7 |
| 2nd | 2 | Pla / *Dalziel / *Sharp | Nissan Onroak DPi | Tequila Patron ESM | 1:47.5920 | 201.3933 | 6 |
| 3rd | 7 | Taylor / Castroneves / Rahal | Acura ARX-05 | Acura Team Penske | 1:47.7730 | 201.0553 | 6 |
| 4th | 22 | Derani / Lapierre / Van Overbeek | Nissan Onroak DPi | Tequila Patron ESM | 1:47.8340 | 200.9411 | 5 |
| 5th | 31 | Nasr / Conway / Curran | Cadillac DPi-V.R | Whelen Engineering Racing | 1:47.8530 | 200.9057 | 8 |
| 6th | 6 | Montoya / Cameron / Pagenaud | Acura ARX-05 | Acura Team Penske | 1:48.1770 | 200.3038 | 7 |
| 7th | 77 | Rast / Jarvis / Nunez | Mazda RT24-P | Mazda Team Joest | 1:48.1920 | 200.2764 | 7 |
| 8th | 5 | Albuquerque / Barbosa / Fittipaldi | Cadillac DPi-V.R | Mustang Sampling Racing | 1:48.2560 | 200.1573 | 8 |
| 9th | 55 | Bomarito / Tincknell / Pigot | Mazda RT24-P | Mazda Team Joest | 1:48.2790 | 200.1155 | 7 |
| 10th | 10 | van der Zande / Taylor / Hunter-Reay | Cadillac DPi-V.R | Konica Minolta Cadillac DPi-V.R | 1:48.3700 | 199.9481 | 8 |
| 11th | 99 | Simpson / Miller / Goikhberg | Oreca 07 Gibson | JDC-Miller Motorsports | 1:48.7420 | 199.2641 | 8 |
| 12th | 38 | O'Ward / Masson / French | Oreca 07 Gibson | Performance Tech Motorsports | 1:49.0680 | 198.6671 | 7 |
| 13th | 54 | Braun / Dumas / Bennett | Oreca 07 Gibson | CORE autosport | 1:49.1580 | 198.5045 | 8 |
| 14th | 85 | Trummer / Panciatici / Alon | Oreca 07 Gibson | JDC-Miller Motorsports | 1:49.3290 | 198.1939 | 8 |
| 15th | 52 | Saavedra / Yacaman / Gonzalez | Ligier JS P217 Gibson | AFS/PR1 Mathiasen Motorsports | 1:49.4230 | 198.0233 | 8 |
| 16th | 32 | di Resta / Brundle / Hanson | Ligier JS P217 Gibson | United Autosports | 1:49.4880 | 197.9059 | 7 |
| 17th | 25 | De Phillippi / Sims / Auberlen | BMW M8 GTLM | BMW Team RLL | 1:55.8390 | 187.0557 | 4 |
| 18th | 62 | Calado / Pier Guidi / Vilander | Ferrari 488 GTE | Risi Competizione | 1:55.8970 | 186.9623 | 5 |
| 19th | 24 | Krohn / Edwards / Catsburg | BMW M8 GTLM | BMW Team RLL | 1:55.9850 | 186.8191 | 4 |
| 20th | 67 | Westbrook / Dixon / Briscoe | Ford GT | Ford Chip Ganassi Racing | 1:56.0980 | 186.6372 | 5 |
| 21st | 66 | Hand / Müller / Bourdais | Ford GT | Ford Chip Ganassi Racing | 1:56.1910 | 186.4892 | 6 |
| 22nd | 912 | Vanthoor / Bruni / Bamber | Porsche 991 RSR | Porsche GT Team | 1:56.2510 | 186.3926 | 5 |
| 23rd | 3 | Garcia / Rockenfeller / Magnussen | Chevrolet Corvette C7.R | Corvette Racing | 1:56.5880 | 185.8535 | 7 |
| 24th | 911 | Tandy / Makowiecki / Pilet | Porsche 991 RSR | Porsche GT Team | 1:56.6260 | 185.7923 | 7 |
| 25th | 4 | Milner / Fässler / Gavin | Chevrolet Corvette C7.R | Corvette Racing | 1:56.9000 | 185.3578 | 6 |
| 26th | 51 | Serra / Lamy / Lauda / Dalla Lana | Ferrari 488 GT3 | Spirit of Race | 1:58.7100 | 182.5318 | 7 |
| 27th | 29 | Mies / van der Linde / Picariello | Audi R8 LMS GT3 | Montaplast by Land-Motorsport | 1:59.2290 | 181.7368 | 6 |
| 28th | 15 | Hawksworth / Rayhall / Heinemeier Hansson | Lexus RC F GT3 | 3GT Racing | 1:59.2510 | 181.7030 | 5 |
| 29th | 14 | Marcelli / Baumann / Frommenwiler | Lexus RC F GT3 | 3GT Racing | 1:59.4760 | 181.3618 | 6 |
| 30th | 48 | Snow / Sellers / Lewis | Lamborghini Huracán GT3 | Paul Miller Racing | 1:59.4890 | 181.3409 | 6 |
| 31st | 63 | Jeannette / Balzan / MacNeil | Ferrari 488 GT3 | Scuderia Corsa | 1:59.6090 | 181.1590 | 4 |
| 32nd | 75 | Grenier / Jäger / Habul | Mercedes-AMG GT3 | SunEnergy1 Racing | 1:59.9520 | 180.6408 | 6 |
| 33rd | 69 | Dyer / Eversley / Gilsinger | Acura NSX GT3 | HART | 2:00.0690 | 180.4654 | 7 |
| 34th | 64 | Montecalvo / *Sweedler / *Bell | Ferrari 488 GT3 | Scuderia Corsa | 2:00.0800 | 180.4493 | 7 |
| 35th | 86 | Legge / Parente / Hindman | Acura NSX GT3 | Michael Shank Racing w/ Curb-Agajanian | 2:00.1980 | 180.2723 | 8 |
| 36th | 58 | Nielsen / Jaminet / Long / Renauer | Porsche 991 GT3 R | Wright Motorsports | 2:00.3780 | 180.0019 | 8 |
| 37th | 36 | Miller / Wittmer / Bechtolsheimer | Acura NSX GT3 | CJ Wilson Racing | 2:00.6860 | 179.5432 | 7 |
| 38th | 71 | Koch / Spinelli / Perez | Mercedes-AMG GT3 | P1 Motorsports | 2:00.7170 | 179.4966 | 7 |
| 39th | 33 | Keating / Bleekemolen / Stolz | Mercedes-AMG GT3 | Mercedes-AMG Team Riley Motorsports | 2:00.7430 | 179.4579 | 8 |
| 40th | 44 | Potter / Lally / Davis | Audi R8 LMS GT3 | Magnus Racing | 2:02.1510 | 177.3899 | 8 |
| 41st | 96 | Yount / Palttala / Machavern | BMW M6 GT3 | Turner Motorsport | 2:03.2270 | 175.8401 | 7 |
| 42nd | 73 | Pappas / Bergmeister / Lindsey | Porsche 991 GT3 R | Park Place Motorsports | 2:04.6500 | 173.8333 | 8 |
| 43rd | 93 | Marks / Aschenbach / Farnbacher | Acura NSX GT3 | Michael Shank Racing w/ Curb-Agajanian | no time | | 0 |