NASCAR Green Flag Time Today: When will the 2025 Kansas Speedway Cup Series race kick off?

The 2025 NASCAR Cup Series season has arrived at Kansas Speedway for the AdventHealth 400. Thirty-eight drivers will contest the season’s 12th race for 267 laps at the 1.5-mile-long tri-oval track.

Last year, Hendrick Motorsports driver Kyle Larson took the checkered flag at the Kansas Speedway after beating Chris Buescher.

The #5 HMS Chevrolet driver will look to win back-to-back AdventHealth 400s and will start from the pole for Sunday’s (May 11) main event.

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What is the green flag time for the NASCAR race today?

The green flag for the NASCAR Cup Series AdventHealth 400 at Kansas is set to wave at 3:13 pm ET on Sunday.

The live action of the 12th race of the season can be viewed on FS1, while radio coverage will be available at MRN and SiriusXM NASCAR Radio in the United States.

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Kyle Larson is on the pole for the AdventHealth 400 at Kansas

The defending Kansas spring race winner, Kyle Larson, took the early upper hand by winning the pole to lead the field to the green flag for Sunday’s AdventHealth 400. He scored the pole with a time of 29.391 and a speed of 183.730 mph during Saturday's (May 10) Cup Series qualifying session, his first pole of the season.

RFK Racing driver Chris Buescher will start alongside Larson in the front row on Sunday. Christopher Bell and Tyler Reddick are in the second row.

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NASCAR AdventHealth 400 starting lineup:

Here’s the NASCAR Cup Series Kansas Speedway race lineup:

1. #5 - Kyle Larson
2. #17 - Chris Buescher
3. #20 - Christopher Bell
4. #45 - Tyler Reddick
5. #22 - Joey Logano
6. #54 - Ty Gibbs
7. #24 - William Byron
8. #99 - Daniel Suarez
9. #9 - Chase Elliott
10. #12 - Ryan Blaney
11. #71 - Michael McDowell
12. #7 - Justin Haley
13. #2 - Austin Cindric
14. #11 - Denny Hamlin
15. #23 - Bubba Wallace
16. #43 - Erik Jones
17. #42 - John Hunter Nemechek
18. #38 - Zane Smith
19. #19 - Chase Briscoe
20. #3 - Austin Dillon
21. #48 - Alex Bowman
22. #77 - Carson Hocevar
23. #34 - Todd Gilliland
24. #4 - Noah Gragson
25. #35 - Riley Herbst (R)
26. #1 - Ross Chastain
27. #47 - Ricky Stenhouse Jr.
28. #67 - Corey Heim
29. #10 - Ty Dillon
30. #60 - Ryan Preece
31. #41 - Cole Custer
32. #33 - Jesse Love
33. #16 - A.J. Allmendinger
34. #88 - Shane van Gisbergen (R)
35. #8 - Kyle Busch
36. #6 - Brad Keselowski
37. #51 - Cody Ware
38. #21 - Josh Berry

Watch all Cup Series teams and drivers at the Kansas Speedway for Sunday’s AdventHealth 400.