SportsLine's golf model ran 10,000 simulations of the final two rounds of the British Open 2025 at Royal Portrush

Our Open Championship best bets and predictions call for an undervalued winner this weekend at Royal Portrush.

Open Championship marks the final major of the year, with Royal Portrush hosting the event for the first time since 2019. Rory McIlroy

Scottie Scheffler proved yet again why he's the unquestioned No. 1 golfer in the world with his Open Championship victory, but with Scheffler skipping the upcoming 2025 3M Open, those in the 2025 3M Open field should feel much better about their chances at a victory.

The Open Championship may not have the transcendent power of the Masters, but if you ask golf bettors to rank their favorite tournaments of the season, it will be at the top of a surprising number of lists.

The third round of the 2025 Open Championship concluded on Saturday, setting the table for the final round at Royal Portrush with some big names