| 1st | 5 | Barbosa / Albuquerque / Fittipaldi | Cadillac DPi-V.R | Mustang Sampling Racing | 1:36.9030 | 212.7553 | 6 |
| 2nd | 31 | Cameron / Curran / Morris / Conway | Cadillac DPi-V.R | Whelen Engineering Racing | 1:36.9730 | 212.5944 | 7 |
| 3rd | 13 | Jani / Buemi / Sarrazin / Heidfeld | Oreca 07 Gibson | Rebellion Racing | 1:37.1230 | 212.2725 | 9 |
| 4th | 10 | Taylor / Angelelli / Taylor / Gordon | Cadillac DPi-V.R | Konica Minolta Cadillac DPi-V.R | 1:37.1690 | 212.1115 | 6 |
| 5th | 22 | Van Overbeek / Hartley / Senna / Brown | Nissan Onroak DPi | Tequila Patron ESM | 1:37.6090 | 211.1459 | 9 |
| 6th | 2 | Sharp / Dalziel / Derani / *Hartley | Nissan Onroak DPi | Tequila Patron ESM | 1:38.2510 | 209.8584 | 9 |
| 7th | 85 | Simpson / Beche / Goikhberg / Miller | Oreca 07 Gibson | JDC-Miller Motorsports | 1:38.9150 | 208.4100 | 9 |
| 8th | 52 | Kimber-Smith / Gutierrez / Enerson / Guasch | Ligier JS P217 Gibson | PR1/Mathiasen Motorsports | 1:39.1490 | 207.9272 | 9 |
| 9th | 55 | Bomarito / Pigot / Nunez | Mazda RT24-P | Mazda Motorsports | 1:39.9400 | 206.3179 | 7 |
| 10th | 70 | Miller / Hinchcliffe / Long | Mazda RT24-P | Mazda Motorsports | 1:39.9730 | 206.1570 | 8 |
| 11th | 90 | Goossens / van der Zande / Rast | Riley Mk.30 Gibson | VisitFlorida Racing | 1:40.5320 | 205.0304 | 7 |
| 12th | 38 | French / O'Ward / Masson / Boulle | Oreca FLM 09 Chevrolet | Performance Tech Motorsports | 1:42.5590 | 201.0071 | 10 |
| 13th | 26 | Mowlem / Hindman / Papadopoulos / Merzon / Cheng | Oreca FLM 09 Chevrolet | BAR1 Motorsports | 1:43.3960 | 199.3977 | 9 |
| 14th | 66 | Hand / Müller / Bourdais | Ford GT | Ford Chip Ganassi Racing | 1:43.4730 | 199.2368 | 6 |
| 15th | 20 | Rice / Yacaman / Yount / Kvamme / Ducote | Oreca FLM 09 Chevrolet | BAR1 Motorsports | 1:43.5150 | 199.2368 | 9 |
| 16th | 67 | Westbrook / Briscoe / Dixon | Ford GT | Ford Chip Ganassi Racing | 1:43.7040 | 198.7540 | 6 |
| 17th | 68 | Pla / Mücke / Johnson | Ford GT | Ford Chip Ganassi Team UK | 1:43.9870 | 198.2712 | 4 |
| 18th | 62 | Vilander / Fisichella / Calado | Ferrari 488 GTE | Risi Competizione | 1:44.1210 | 197.9493 | 7 |
| 19th | 911 | Pilet / Makowiecki / Werner | Porsche 991 RSR | Porsche GT Team | 1:44.2510 | 197.7884 | 8 |
| 20th | 69 | Priaulx / Kanaan / Tincknell | Ford GT | Ford Chip Ganassi Team UK | 1:44.2560 | 197.7884 | 4 |
| 21st | 3 | Magnussen / Garcia / Rockenfeller | Chevrolet Corvette C7.R | Corvette Racing | 1:44.3590 | 197.6274 | 8 |
| 22nd | 912 | Estre / Vanthoor / Lietz | Porsche 991 RSR | Porsche GT Team | 1:44.5910 | 197.1446 | 8 |
| 23rd | 4 | Gavin / Fässler / Milner | Chevrolet Corvette C7.R | Corvette Racing | 1:44.6850 | 196.9837 | 6 |
| 24th | 19 | Farfus / Auberlen / Sims / Spengler | BMW M6 GTLM | BMW Team RLL | 1:44.7590 | 196.8228 | 6 |
| 25th | 24 | Edwards / *Catsburg / *Tomczyk / *Wittmer | BMW M6 GTLM | BMW Team RLL | 1:44.9740 | 196.3400 | 6 |
| 26th | 8 | Cumming / Falb / Ruscitti / Wickens / Keating | Oreca FLM 09 Chevrolet | Starworks Motorsport | 1:46.6280 | 193.2822 | 8 |
| 27th | 51 | Pier Guidi / Mann / Mastronardi / *Mediani / *Rigon | Ferrari 488 GT3 | Spirit of Race | 1:47.0990 | 192.4775 | 8 |
| 28th | 63 | Balzan / Cressoni / Bird / Nielsen | Ferrari 488 GT3 | Scuderia Corsa | 1:47.1170 | 192.4775 | 8 |
| 29th | 88 | Popow / Rayhall / Dayson / Daly / *Mayer | Oreca FLM 09 Chevrolet | Starworks Motorsport | 1:47.6820 | 191.5119 | 8 |
| 30th | 98 | Sørensen / Lauda / Dalla Lana / Lamy | Aston Martin Vantage | Aston Martin Racing | 1:47.7340 | 191.3510 | 9 |
| 31st | 59 | Cairoli / Smith / Proczyk / *Müller / *Renger | Porsche 991 GT3 R | Manthey Racing | 1:47.7360 | 191.3510 | 8 |
| 32nd | 11 | Bortolotti / Ineichen / Engelhart / Pérez Companc | Lamborghini Huracán GT3 | GRT Grasser Racing Team | 1:47.7850 | 191.1901 | 9 |
| 33rd | 29 | Schmidt / De Phillippi / Gounon / Mies | Audi R8 LMS GT3 | Montaplast by Land-Motorsport | 1:48.2130 | 190.5463 | 10 |
| 34th | 93 | Lally / Wilkins / Legge / Rahal | Acura NSX GT3 | Michael Shank Racing w/ Curb-Agajanian | 1:48.2680 | 190.3854 | 8 |
| 35th | 28 | Morad / Christensen / Lazare / de Quesada / de Quesada | Porsche 991 GT3 R | Alegra Motorsports | 1:48.3410 | 190.2245 | 8 |
| 36th | 86 | Segal / Dyer / Negri / Hunter-Reay | Acura NSX GT3 | Michael Shank Racing w/ Curb-Agajanian | 1:48.3500 | 190.2245 | 7 |
| 37th | 73 | McMurry / Lindsey / Siedler / *Bergmeister | Porsche 991 GT3 R | Park Place Motorsports | 1:48.4240 | 190.0635 | 8 |
| 38th | 61 | Engelhart / Beretta / Pampanini / Ineichen / Pavlovic | Lamborghini Huracán GT3 | GRT Grasser Racing Team | 1:48.4830 | 190.0635 | 8 |
| 39th | 48 | Sellers / Snow / von Moltke / Caldarelli / Miller | Lamborghini Huracán GT3 | Paul Miller Racing | 1:48.4960 | 190.0635 | 8 |
| 40th | 14 | Pruett / *Menezes / *James / *Karam | Lexus RCF GT3 | 3GT Racing | 1:48.5410 | 189.9026 | 8 |
| 41st | 16 | Lewis / Mul / Sandberg / *Grala | Lamborghini Huracán GT3 | Change Racing | 1:48.5900 | 189.9026 | 9 |
| 42nd | 57 | Davis / Bell / Aschenbach / Liddell | Audi R8 LMS GT3 | Stevenson Motorsports | 1:48.6830 | 189.7417 | 6 |
| 43rd | 23 | Kaffer / Bell / Montecalvo / Sweedler | Audi R8 LMS GT3 | Alex Job Racing | 1:48.7980 | 189.4198 | 8 |
| 44th | 96 | Marks / Krohn / Klingmann / Martin | BMW M6 GT3 | Turner Motorsport | 1:48.8100 | 189.4198 | 9 |
| 45th | 75 | Said / Engel / Habul / Vautier / *Morris | Mercedes-AMG GT3 | SunEnergy1 Racing | 1:48.9690 | 189.2589 | 9 |
| 46th | 33 | Keating / Bleekemolen / Farnbacher / Christodoulou | Mercedes-AMG GT3 | Riley Motorsports - Team AMG | 1:49.0560 | 189.0979 | 9 |
| 47th | 15 | Cindric / Hawksworth / Farnbacher / Alon | Lexus RCF GT3 | 3GT Racing | 1:49.1300 | 188.9370 | 8 |
| 48th | 21 | Mapelli / Stolz / Willsey / Basseng / *Konrad | Lamborghini Huracán GT3 | Konrad Motorsport | 1:49.3220 | 188.6151 | 10 |
| 49th | 991 | Hedlund / Henzler / Heylen / Pappas / Creel | Porsche 991 GT3 R | TRG | 1:49.4460 | 188.2932 | 10 |
| 50th | 46 | Busnelli / Babini / Collard / Perrodo | Lamborghini Huracán GT3 | Ebimotors | 1:49.7810 | 187.8104 | 9 |
| 51st | 50 | MacNeil / Jäger / Van Gisbergen / Jeannette | Mercedes-AMG GT3 | Riley Motorsports - WeatherTech | 1:49.8090 | 187.8104 | 8 |
| 52nd | 54 | Bennett / Jönsson / Long / Braun | Porsche 991 GT3 R | Core Autosport | 1:50.2580 | 187.0058 | 8 |
| 53rd | 18 | Anassis / Gdovic / Claman / Massari | Lamborghini Huracán GT3 | DAC Motorsports | 1:51.5170 | 184.9136 | 8 |
| 54th | 27 | DeGeorge / Giammaria / Ruberti / Sbirrazzuoli / Persiani | Lamborghini Huracán GT3 | Dream Racing Motorsport | 1:55.8350 | 177.9934 | 8 |
| 54th | 18T | Anassis / Gdovic / Claman / Massari | Lamborghini Huracán GT3 | DAC Motorsports | 1:51.5170 | 184.9136 | |
| 17th | 81 | Lapierre / Hanley / Duval / Hedman | Oreca 07 Gibson | DragonSpeed | no time | | |