Here is the detailed lineup for the Monday singles action at the US Open in Flushing Meadows, New York, presented in British Summer Time (BST). British competitors are highlighted in bold, and seeded players appear in brackets.

Starting at 4:30 p.m., the top‑seeded Belarusian Aryna Sabalenka will open her campaign against Colombia's Camila Osorio. In the same early slot, Roman Safiullin will meet the second seed, Spain's Carlos Alcaraz. As the clock strikes midnight, the eighth seed from the United States, Ben Shelton, faces Dutch challenger Tallon Griekspoor, while Japan’s 13th seed Naomi Osaka takes on Russia’s Anastasia Zakharova.

At 4:00 p.m., Greece’s Stefanos Tsitsipas will play France’s rising star Arthur Fils, who holds the 10th seed. On the women’s side, American Ashlyn Krueger meets fellow American Amanda Anisimova, also seeded 10th. Later that night, at the midnight slot, Poland’s world‑number‑one Iga Swiatek (seed 8) squares off against China’s Xiyu Wang, and American Martin Damm challenges the 11th‑seeded Frances Tiafoe. The 4:00 p.m.

session continues with Austria’s Sinja Kraus versus the seventh‑seeded Czech Karolina Muchova, followed by Poland’s 20th seed Maja Chwalinska taking on American Taylor Townsend. Italy’s Matteo Berrettini will also be on court against Switzerland’s veteran Stan Wawrinka. Fans can enjoy the US Open without a contract through the NOW streaming service, which offers live video, highlights, and on‑demand replays.

Additional match times and pairings: - Not before 10 p.m.: Canada’s third seed Felix Auger‑Aliassime meets Australia’s Rinky Hijikata. - 4:00 p.m.: China’s Qinwen Zheng battles Kazakhstan’s Kristina Liutova, while the 16th‑seeded American Brandon Nakashima faces Argentina’s Sebastian Baez. - Not before 7 p.m.: American Sloane Stephens plays Denmark’s Clara Tauson. - Not before 9:30 p.m.: Portugal’s Nuno Borges meets the 14th‑seeded American Learner Tien.

- 4:00 p.m.: The Czech 28th seed Sara Bejlek faces Spain’s Cristina Bucsa; Anna Blinkova meets the 21st‑seeded Anna Kalinskaya; Italy’s Luciano Darderi plays Great Britain’s Harry Wendelken; and the Czech 17th seed Jakub Mensik opposes Japan’s Shintaro Mochizuki. - 4:00 p.m.: Thailand’s Mananchaya Sawangkaew takes on Hungary’s Panna Udvardy, Austria’s Jurij Rodionov meets France’s Giovanni Mpetshi Perricard, Germany’s Yannick Hanfmann plays the 25th seed Alejandro Tabilo of Chile, and Italy’s Elisabetta Cocciaretto faces the Czech Katerina Siniakova. - 4:00 p.m.: Croatia’s Marin Cilic battles the 23rd seed Andrey Rublev, while Ukraine’s Daria Snigur meets the 15th‑seeded Diana Shnaider. Belgium’s 28th seed Alexander Blockx faces Chile’s Tomas Barrios Vera.

- 6:00 p.m.: Slovenia’s Tamara Zidansek plays Uzbekistan’s Maria Timofeeva. - Not before 8 p.m.: Switzerland’s Viktorija Golubic meets France’s Diane Parry. - 4:00 p.m.: France’s Elsa Jacquemot faces the 25th seed Marie Bouzkova of the Czech Republic.

- Not before 6 p.m.: Italy’s 30th seed Matteo Arnaldi takes on Australia’s James Duckworth, while Austria’s Julia Grabher meets Romania’s 16th seed Sorana Cirstea. - Not before 10 p.m.: Australia’s Maya Joint challenges Russia’s Liudmila Samsonova. - 4:00 p.m.: The 22nd‑seeded Monaco player Valentin Vacherot meets American Aleksandar Kovacevic; the Netherlands’ Anouk Koevermans plays American Caty McNally.

- Not before 7:30 p.m.: America’s Katie Volynets faces the 6th‑seeded Czech Linda Noskova; Argentina’s Roman Andres Burruchaga meets Russia’s Karen Khachanov. - 4:00 p.m.: Great Britain’s Harriet Dart plays American Peyton Stearns; Bosnia‑Herzegovina’s Damir Dzumhur meets Poland’s Hubert Hurkacz.

- Not before 7 p.m.: The 29th‑seeded American Ann Li battles Croatia’s Antonia Ruzic, while Bulgaria’s Grigor Dimitrov meets Australia’s Alexei Popyrin. - 4:00 p.m.: Austria’s Lilli Tagger faces Germany’s Tamara Korpatsch, Argentina’s Nadia Podoroska meets Switzerland’s Simona Waltert, China’s Juncheng Shang plays Argentina’s Marco Trungelliti, and France’s Quentin Halys takes on Argentina’s Facundo Diaz Acosta. - 4:00 p.m.: Ukraine’s Anhelina Kalinina meets Japan’s Himeno Sakatsume, Japan’s Aoi Ito faces Spain’s Oksana Selekhmeteva, and the Czech Dalibor Svrcina plays France’s Valentin Royer.

- 4:30 p.m.: The 22nd seed Madison Keys of the United States meets Alina Korneeva, while the 9th seed Taylor Fritz (USA) plays Darwin Blanch. - Midnight: Turkey’s Zeynep Sonmez faces the 4th‑seeded American Coco Gauff; Germany’s top seed Alexander Zverev (1) meets Italy’s Lorenzo Sonego. - 4:00 p.m.: Argentina’s Francisco Comesana meets the 5th‑seeded Italian Flavio Cobolli; the 5th seed Mirra Andreeva plays Indonesia’s Janice Tjen. - Midnight: Paraguay’s Adolfo Daniel Vallejo faces France’s Gael Monfils; the USA’s Mary Stoiana meets the 17th‑seeded Filipino Alex Eala.

- 4:00 p.m.: The United States’ Thea Frodin challenges the 2nd‑seeded Kazakh Elena Rybakina; Great Britain’s Arthur Fery meets Italy’s 13th seed Lorenzo Musetti; the 14th‑seeded American Iva Jovic plays Poland’s Magdalena Frech. - Not before 10 p.m.: Italy’s Andrea Guerrieri meets the 6th‑seeded Australian Alex de Minaur. - 4:00 p.m.: Kazakhstan’s Yulia Putintseva plays the 12th‑seeded Swiss Belinda Bencic; Australia’s Daria Kasatkina faces Spain’s Paula Badosa, while Spain’s Rafael Jodar meets Australia’s Thanasi Kokkinakis. - Not before 9:30 p.m.: USA’s Marcos Giron meets the 32nd‑seeded Peruvian Ignacio Buse.

- 4:00 p.m.: Austria’s Filip Misolic plays the 24th‑seeded Argentine Francisco Cerundolo; the 24th‑seeded Russian Anastasia Potapova meets the Czech Tereza Valentova; Spain’s Kaitlin Quevedo faces the 23rd‑seeded Belgian Elise Mertens; Great Britain’s Jan Choinski meets the Dutch Botic van de Zandschulp. - 4:00 p.m.: Czech Gabriela Knutson faces Germany’s Eva Lys, Czech Lucie Havlickova meets Hungary’s Anna Bondar, Argentina’s Juan Manuel Cerundolo plays France’s Arthur Gea, and Poland’s Magda Linette meets Great Britain’s Francesca Jones. - 4:00 p.m.: Australia’s Dane Sweeny meets France’s Corentin Moutet, Czech Darja Vidmanova faces Spain’s Jessica Bouzas Maneiro, and the Netherlands’ Arantxa Rus plays France’s Leolia Jeanjean. - 4:00 p.m.: Italy’s Mattia Bellucci meets Hungary’s Zsombor Piros, the Netherlands’ Jesper de Jong plays Italy’s Francesco Passaro, and the Czech Nikola Bartunkova faces Egypt’s Mayar Sherif.

- 4:00 p.m.: USA’s Nishesh Basavareddy meets Australia’s Tristan Schoolkate, Germany’s Tatjana Maria faces the 30th‑seeded Latvian Jelena Ostapenko, and Hungary’s Fabian Marozsan plays USA’s Michael Zheng. - 4:00 p.m.: Greece’s 32nd seed Maria Sakkari meets American Robin Montgomery, Belgium’s 31st seed Zizou Bergs plays Spain’s Carlos Tabner, USA’s Zachary Svajda meets Germany’s Daniel Altmaier, and Ukraine’s Oleksandra Oliynykova faces USA’s Reese Brantmeier.

- 4:00 p.m.: Ukraine’s Yuliia Starodubtseva plays Germany’s Ella Seidel, Argentina’s Camilo Ugo Carabelli meets Germany’s Jan‑Lennard Struff, and Slovakia’s Alex Molcan faces France’s Benjamin Bonzi. The US Open coverage begins on Sky Sports on August 30, and fans can stream matches contract‑free via the NOW platform or the Sky Sports app. In addition to the tournament, the Laver Cup will be broadcast live from The O2 in London from September 25‑27.