| 1st | 60 | Oswaldo Negri / Matthew McMurry / John Pew / A. J. Allmendinger | Ligier JS P2 Honda HPD | Michael Shank Racing w/ Curb/Agajanian | 1:39.1940 | 207.9289 |
| 2nd | 02 | Scott Dixon / Tony Kanaan / Kyle Larson / Jamie McMurray | Riley Mk XXVI Ford | Chip Ganassi Racing with Felix Sabates | 1:39.3020 | 207.7036 |
| 3rd | 01 | Scott Pruett / Joey Hand / Charlie Kimball / Sage Karam | Riley Mk XXVI Ford | Chip Ganassi Racing with Felix Sabates | 1:39.3090 | 207.6891 |
| 4th | 5 | João Barbosa / Christian Fittipaldi / Sébastien Bourdais | Chevrolet Corvette DP | Action Express Racing | 1:39.5680 | 207.1483 |
| 5th | 0 | Andrew Meyrick / Memo Rojas / Katherine Legge / Gabby Chaves | DeltaWing DWC13 Elan | Claro / TracFone DeltaWing Racing | 1:39.6250 | 207.0292 |
| 6th | 57 | Olivier Pla / Tracy Krohn / Niclas Jönsson / Alex Brundle | Ligier JS P2 Judd | Krohn Racing | 1:39.6830 | 206.9101 |
| 7th | 10 | Ricky Taylor / Jordan Taylor / Max Angelelli | Chevrolet Corvette DP | No. 10 Konica Minolta Corvette DP for Wayne Taylor Racing | 1:39.8880 | 206.4853 |
| 8th | 7 | Rubens Barrichello / Brendon Hartley / Ryan Hunter-Reay / Tor Graves / Scott Mayer | Riley Mk XXVI BMW | Starworks Motorsport | 1:40.2600 | 205.7192 |
| 9th | 31 | Max Papis / Dane Cameron / Eric Curran / Phil Keen | Chevrolet Corvette DP | Action Express Racing | 1:40.3220 | 205.5921 |
| 10th | 90 | Richard Westbrook / Michael Valiante / Mike Rockenfeller / Guy Cosmo | Chevrolet Corvette DP | VisitFlorida.com Racing | 1:40.3300 | 205.5744 |
| 11th | 66 | Shane Lewis / Robert Gewirtz / Mark Kvamme / David Cheng | Riley Mk XXVI BMW | RG Racing | 1:42.0700 | 202.0708 |
| 12th | 16 | Johnny Mowlem / Tom Papadopoulos / Tomy Drissi / Brian Alder / Martin Plowman | Oreca FLM 09 | BAR1 Motorsports | 1:42.3180 | 201.5816 |
| 13th | 2 | Jon Fogarty / Ed Brown / Johannes Van Overbeek | HPD ARX-04b Honda | Tequila Patron ESM | 1:42.3900 | 201.4384 |
| 14th | 54 | Colin Braun / Jon Bennett / Mark Wilkins / James Gue | Oreca FLM 09 | Core Autosport | 1:42.4980 | 201.2276 |
| 15th | 52 | Tom Kimber-Smith / Mike Guasch / Andrew Novich / Andrew Palmer | Oreca FLM 09 | PR1/Mathiasen Motorsports | 1:42.8290 | 200.5790 |
| 16th | 8 | Renger van der Zande / Mirco Schultis / Alex Popow / Mike Hedlund / Filipe Albuquerque | Oreca FLM 09 | Starworks Motorsport | 1:43.3220 | 199.6214 |
| 17th | 61 | Martin Plowman / Marc Drumwright / Ivo Breukers / Shelby Blackstock / Remo Ruscitti | Oreca FLM 09 | BAR1 Motorsports | 1:43.4420 | 199.3913 |
| 18th | 4 | Oliver Gavin / Tommy Milner / Simon Pagenaud | Chevrolet Corvette C7.R | Corvette Racing | 1:43.4880 | 199.3012 |
| 19th | 85 | Stephen Simpson / Misha Goikhberg / Chris Miller / Tristan Vautier / Rusty Mitchell | Oreca FLM 09 | JDC/Miller Motorsports | 1:43.5140 | 199.2513 |
| 20th | 70 | Jonathan Bomarito / Tristan Nunez / James Hinchcliffe / Sylvain Tremblay | Mazda Prototype | SpeedSource | 1:43.7820 | 198.7379 |
| 21st | 51 | Gianmaria Bruni / François Perrodo / Emmanuel Collard / Toni Vilander | Ferrari 458 Italia | AF Corse | 1:43.8300 | 198.6462 |
| 22nd | 98 | Pedro Lamy / Mathias Lauda / Darren Turner / Paul Dalla Lana / Stefan Mücke | Aston Martin V8 Vantage GTE | Aston Martin Racing | 1:43.9600 | 198.3967 |
| 23rd | 24 | John Edwards / Lucas Luhr / Jens Klingmann / Graham Rahal | BMW Z4 GTE | BMW Team RLL | 1:43.9660 | 198.3855 |
| 24th | 3 | Jan Magnussen / Antonio Garcia / Ryan Briscoe | Chevrolet Corvette C7.R | Corvette Racing | 1:43.9760 | 198.3661 |
| 25th | 62 | Pierre Kaffer / Davide Rigon / Giancarlo Fisichella / Olivier Beretta | Ferrari 458 Italia | Risi Competizione | 1:43.9860 | 198.3468 |
| 26th | 11 | Chris Cumming / Jack Hawksworth / Bruno Junqueira / Gustavo Menezes | Oreca FLM 09 | RSR Racing | 1:43.9920 | 198.3356 |
| 27th | 25 | Augusto Farfus / Bill Auberlen / Dirk Werner / Bruno Spengler | BMW Z4 GTE | BMW Team RLL | 1:44.0240 | 198.2744 |
| 28th | 911 | Nick Tandy / Patrick Pilet / Marc Lieb / Michael Christensen | Porsche 991 RSR | Porsche North America | 1:44.0820 | 198.1650 |
| 29th | 50 | Jim Pace / Byron Defoor / David Hinton / Dorsey Schroeder / Doug Smith | Riley Mk XXVI BMW | Fifty Plus Racing Endures for a Cure, Inc. / Highway to Help Race Team | 1:44.4230 | 197.5180 |
| 30th | 17 | Bryan Sellers / Wolf Henzler / Patrick Long | Porsche 991 RSR | Team Falken Tire | 1:44.4650 | 197.4375 |
| 31st | 38 | James French / Jerome Mee / James Vance / Sean Johnston | Oreca FLM 09 | Performance Tech Motorsports | 1:44.4730 | 197.4230 |
| 32nd | 912 | Frédéric Makowiecki / Jörg Bergmeister / Earl Bamber / Michael Christensen | Porsche 991 RSR | Porsche North America | 1:44.7590 | 196.8839 |
| 33rd | 007 | James Davison / Christina Nielsen / Christoffer Nygaard / Brandon Davis | Aston Martin V12 Vantage | TRG-AMR | 1:47.2720 | 192.2715 |
| 34th | 07 | Tom Long / Joel Miller / Ben Devlin / Sylvain Tremblay | Mazda Prototype | SpeedSource | 1:47.3200 | 192.1862 |
| 35th | 33 | Jeroen Bleekemolen / Ben Keating / Al Carter / Marc Goossens / Sebastiaan Bleekemolen | Dodge Viper SRT | Riley Motorsports | 1:47.4240 | 191.9996 |
| 36th | 28 | Christopher Zöchling / Klaus Bachler / Christian Engelhart / Lance Willsey / Rolf Ineichen | Porsche 991 GT America | Konrad Motorsport | 1:47.4510 | 191.9513 |
| 37th | 58 | Jan Heylen / Philipp Eng / Madison Snow / Patrick Dempsey | Porsche 991 GT America | Wright Motorsports | 1:47.5350 | 191.8016 |
| 38th | 64 | Andrea Bertolini / Daniel Serra / Francisco Longo / Marcos Gomes | Ferrari 458 Italia | Scuderia Corsa | 1:47.8050 | 191.3204 |
| 39th | 45 | Markus Winkelhock / Robert Thorne / Satoshi Hoshino / Tomonobu Fujii | Audi R8 LMS | Flying Lizard Motorsports | 1:47.8130 | 191.3059 |
| 40th | 73 | Spencer Pumpelly / Patrick Lindsey / Jim Norman / Nelson Canache / Kevin Estre | Porsche 991 GT America | Park Place Motorsports | 1:47.8600 | 191.2239 |
| 41st | 44 | Andy Lally / John Potter / Marco Seefried / Martin Ragginger | Porsche 991 GT America | Magnus Racing | 1:48.0990 | 190.8006 |
| 42nd | 63 | Townsend Bell / Bill Sweedler / Anthony Lazzaro / Jeff Segal / Jeff Westphal | Ferrari 458 Italia | Scuderia Corsa | 1:48.1170 | 190.7684 |
| 43rd | 22 | Leh Keen / Cooper MacNeil / Andrew Davis / Shane Van Gisbergen | Porsche 991 GT America | Alex Job Racing | 1:48.2000 | 190.6220 |
| 44th | 48 | Christopher Haase / Bryce Miller / Dion von Moltke / René Rast | Audi R8 LMS | Paul Miller Racing | 1:48.2020 | 190.6187 |
| 45th | 49 | Matt Griffin / Pasin Lathouras / Michele Rugolo / Rui Aguas | Ferrari 458 Italia | AF Corse | 1:48.6140 | 189.8962 |
| 46th | 23 | Ian James / Alex Riberas / Mario Farnbacher | Porsche 991 GT America | Team Seattle/Alex Job Racing | 1:48.6830 | 189.7755 |
| 47th | 19 | Connor De Phillippi / Jim Michaelian / Michael Lira / Ricardo Flores / Nikolaus Mayr-Melnhof | Porsche 991 GT America | Muehlner Motorsports America | 1:49.0350 | 189.1623 |
| 48th | 18 | Marc Basseng / Matteo Beretta / Darryl O'Young / Connor De Phillippi / Nikolaus Mayr-Melnhof | Porsche 991 GT America | Muehlner Motorsports America | 1:49.2910 | 188.7197 |
| 49th | 93 | Ben Keating / Dominik Farnbacher / Al Carter / Kuno Wittmer / Cameron Lawrence | Dodge Viper SRT | Riley Motorsports | 1:49.5120 | 188.3383 |
| 50th | 97 | Markus Palttala / Michael Marsal / Andy Priaulx / Boris Said | BMW Z4 | Turner Motorsport | 1:50.2130 | 187.1409 |
| 51st | 81 | Damien Faulkner / Kuba Giermaziak / Mike Skeen / Rory Butcher / Michael Avenatti | Porsche 991 GT America | GB Autosport | no time | |
| 52nd | 1 | Ryan Dalziel / Scott Sharp / David Heinemeier Hansson | HPD ARX-04b Honda | Tequila Patron ESM | no time | |
| 53rd | 009 | Derek DeBoer / Max Riddle / Eliseo Salazar / Kris Wilson / Brandon Davis | Aston Martin V12 Vantage | TRG-AMR | no time | |