IndyCar Series: Grand Prix of Portland at Under the Big Top - Portland International Raceway
in
Portland, Oregon
on
Sunday 10th August 2025, 3:30AM
Under the Big Top - Portland International Raceway will host IndyCar Series: Grand Prix of Portland on Sunday 10th August 2025, 3:30AM in Portland, Oregon. Select your IndyCar Series: Grand Prix of Portland tickets above using our secure ticket checkout. Your Under the Big Top - Portland International Raceway tickets will arrive before the IndyCar Series: Grand Prix of Portland event on Sunday 10th August 2025, 3:30AM.