2018 Firestone Grand Prix of St. Petersburg - Free practice 3 Results
Track St. Petersburg
City St. Petersburg, Florida
Type Streetcourse
Length 1.796 mi
Trackrecord 1:00.245
Laps 110
| P | Driver | Nat | Time | GP | L |
|---|---|---|---|---|---|
| 1 | Scott Dixon Ganassi Racing |  | 1:00.757 | 0 | |
| 2 | Josef Newgarden Team Penske |  | 1:00.865 +0.108 | +0.108 | 0 |
| 3 | Will Power Team Penske |  | 1:00.872 +0.115 | +0.006 | 0 |
| 4 | Jordan King Ed Carpenter Racing |  | 1:01.032 +0.275 | +0.160 | 0 |
| 5 | Matheus Leist A.J. Foyt Enterprises |  | 1:01.033 +0.276 | +0.001 | 0 |
| 6 | Simon Pagenaud Team Penske |  | 1:01.065 +0.308 | +0.033 | 0 |
| 7 | Spencer Pigot Ed Carpenter Racing | | 1:01.094 +0.337 | +0.029 | 0 |
| 8 | Alexander Rossi Andretti Autosport | | 1:01.113 +0.356 | +0.019 | 0 |
| 9 | Takuma Sato Rahal Letterman Lanigan |  | 1:01.150 +0.393 | +0.037 | 0 |
| 10 | Tony Kanaan A.J. Foyt Enterprises | | 1:01.321 +0.563 | +0.170 | 0 |
| 11 | Marco Andretti Andretti Autosport | | 1:01.353 +0.596 | +0.033 | 0 |
| 12 | Ryan Hunter-Reay Andretti Autosport | | 1:01.355 +0.598 | +0.002 | 0 |
| 13 | James Hinchcliffe Schmidt Peterson |  | 1:01.359 +0.602 | +0.004 | 0 |
| 14 | Zach Veach Andretti Autosport | | 1:01.368 +0.611 | +0.009 | 0 |
| 15 | Sébastien Bourdais Dale Coyne | | 1:01.405 +0.648 | +0.037 | 0 |
| 16 | Robert Wickens Schmidt Peterson | | 1:01.464 +0.707 | +0.059 | 0 |
| 17 | Gabby Chaves Harding Racing |  | 1:01.513 +0.755 | +0.048 | 0 |
| 18 | Ed Jones Ganassi Racing |  | 1:01.534 +0.777 | +0.021 | 0 |
| 19 | Graham Rahal Rahal Letterman Lanigan | | 1:01.671 +0.914 | +0.137 | 0 |
| 20 | Jack Harvey Michael Shank Racing | | 1:01.709 +0.952 | +0.039 | 0 |
| 21 | Max Chilton Carlin | | 1:01.855 +1.097 | +0.145 | 0 |
| 22 | Charlie Kimball Carlin | | 1:01.919 +1.162 | +0.065 | 0 |
| 23 | Zachary Claman DeMelo Dale Coyne | | 1:01.919 +1.162 | +0.000 | 0 |
| 24 | René Binder Juncos Racing |  | 1:02.962 +2.204 | +1.042 | 0 |