Xander Schauffele will look to defend his British Open title against a field led by Rory McIlroy and Scottie Scheffler when the 153rd Open Championship begins at Royal Portrush on Thursday.

Open Championship tee times for Friday's second round at Royal Portrush, featuring Scottie Scheffler, Rory McIlroy and more.

The Open Championship begins Thursday morning at Royal Portrush with the best golfers in the world vying for the final major of the season in Northern Ireland. This 2025 Open will result in some early mornings -- or late nights, depending on your vantage point -- for fans stateside if they hope to keep up with their favorite players.

With the best golfers from both the PGA Tour and LIV Golf back together one last time this year, it's shaping up to be another memorable Open Championship across the pond. Here's a look at the tee times and groups for the first and second rounds of the 2025 British Open on Thursday, July 17, and Friday, July 18:

Scottie Scheffler, coming off a PGA Championship victory, is looking to win his first British Open ever. The threesomes start teeing off Thursday in Britain, which will actually be late Wednesday night in the Western half of America. 11:35 p.m. Wednesday MT/12:35 a.m. CT — Padraig Harrington, Nicolai Hojgaard, Tom McKibbin

Open Championship tee times for Thursday's first round at Royal Portrush, featuring Rory McIlroy, Scottie Scheffler and more.

3:14 a.m.-8:15 a.m. — Thomas Detry, Belgium; Chris Gotterup, United States; Lee Westwood, England. 3:25 a.m.-8:26 a.m. — Patrick Cantlay, United States; Cameron Young, United States; Mackenzie Hughes, Canada.

Scheffler may be indifferent to obtaining another accolade, but there appears to be no stopping his top-notch play