Rookie, Felix Rosenqvist put his Chip Ganassi Racing-Honda on the top of the time sheets with a 1'01.8125 minute lap time. The other Swedish Rookie, Marcus Ericsson rounded the top three, only being split by Ryan Hunter-Reay, who was a quarter of a second of Rosenqvist's time. The session ended a minute early, when rookie, Ben Haley's DragonSpeed-Chevrolet expired on its 15th lap.
- Felix Rosenqvist Chip Ganassi Racing 1'01.8215
- Ryan Hunter-Reay Andretti Autosport 1'02.0636
- Marcus Ericsson Arrow Schmidt Peterson Motorsports 1'02.0811
- Scott Dixon Chip Ganassi Racing 1'02.1309
- Alexander Rossi Andretti Autosport 1'02.1470
- Takuma Sato Rahal Letterman Lanigan Racing 1'02.1571
- Josef Newgarden Team Penske 1'02.1740
- Graham Rahal Rahal Letterman Lanigan Racing 1'02.1852
- Zach Veach Andretti Autosport 1'02.1925
- Will Power Team Penske 1'02.2758
- Sébastien Bourdais Dale Coyne Racing with Vasser Sullivan 1'02.2884
- Simon Pagenaud Team Penske 1'02.3094
- James Hinchcliffe Arrow Schmidt Peterson Motorsports 1'02.3140
- Spencer Pigot Ed Carpenter Racing 1'02.3703
- Charlie Kimball Carlin 1'02.4607
- Jack Harvey Meyer Shank Racing with Arrow SPM 1'02.5047
- Colton Herta Harding Steinbrenner Racing 1'02.5090
- Marco Andretti Andretti Herta Autosport 1'02.5566
- Tony Kanaan A.J. Foyt Enterprises 1'02.6139
- Matheus Leist A.J. Foyt Enterprises 1'02.6625
- Santino Ferrucci Dale Coyne Racing 1'02.7381
- Ed Jones Ed Carpenter Racing 1'02.7487
- Max Chilton Carlin 1'02.9065
- Ben Hanley DragonSpeed 1'04.9341
