India, Sept. 2 -- Flushing Meadows turns up the heat on Wednesday as three of tennis's biggest names, Carlos Alcaraz, Aryna Sabalenka and Jessica Pegula, step onto the hard courts for their next US Open 2026 assignments. Second-round pressure arrives early, with title contenders looking to avoid any slip-ups against dangerous underdogs. From an all-American showdown to a defending champion's title defence, US Open Day 4 promises drama from morning sunshine to the New York night session. Here's everything fans need to know about US Open schedule today:

All Matches Today And Order Of Play

The US Open Day 4 opens on Arthur Ashe Stadium at 11:30 a.m. ET, with Jessica Pegula taking on fellow American Sofia Kenin in an all-USA clash. Pegula, ...