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Saturday schedule for NASCAR at Las Vegas

GettyImages-926895560

during the NASCAR Xfinity Series Boyd Gaming 300 at Las Vegas Motor Speedway on March 3, 2018 in Las Vegas, Nevada.

Robert Laberge

The Xfinity Series ends its regular season today at Las Vegas Motor Speedway while Cup teams make final preparations for the postseason opener on Sunday.

Here’s the day’s schedule.

(All times are Eastern)

Saturday, Sept. 15

10:30 a.m. - Xfinity garage opens

11:30 a.m. - 7 p.m. - Cup garage open

1 - 1:50 p.m. - Cup practice (NBCSN)

2:10 p.m. - Xfinity qualifying; multi-car/three rounds (NBCSN)

3:15 p.m. - Xfinity driver-crew chief meeting

3:30 - 4:20 p.m. - Final Cup practice (NBCSN)

4:30 p.m. - Xfinity driver introductions

5 p.m. - DC Solar 300; 200 laps/300 miles (NBCSN, PRN, SiriusXM NASCAR Radio)