Justin Wilson was sixth ahead of Simon Pagenaud, who was quickest in second practice yesterday. Juan Pablo Montoya was eighth fastest ahead of Jack Hawksworth, the top rookie in the session. Mike Conway rounded out the top ten.
Helio Castroneves was eleventh ahead of his former Penske teammate Ryan Briscoe. Mikhail Aleshin was thirteenth. Scott Dixon was sandwiched between rookies in fourteenth, behind Aleshin and ahead of Carlos Huertas, who was fifteenth.
Tony Kanaan was sixteenth. Defending Long Beach winner Takuma Sato was seventeenth with Carlos Muñoz eighteenth. Rahal Letterman Lanigan Racing rounded out the top twenty with Oriol Servià ahead of Graham Rahal.
Charlie Kimball was twenty-first with Marco Andretti twenty-second and Sebastián Saavedra rounding out the field.
One second covered first to nineteenth with 1.6420 seconds covering the field.
Should the results from final practice carry over to qualifying, here are the drivers that will advance to round two.
Group one: Newgarden, Hinchcliffe, Bourdais, Hunter-Reay, Wilson, Conway. Not Advancing: Huertas, Kanaan, Sato, Servià, Kimball.
Group two: Power, Pagenaud, Montoya, Hawksworth, Castroneves, Briscoe. Not advancing: Aleshin, Dixon, Muñoz, Rahal, Andretti, Saavedra.
Qualifying will take place at 4:15 p.m. ET and will air on NBCSN at 6:00 p.m. ET.