[173] Opelka, Reilly 4-6,2-6 Istomin, Denis [76] 2018-09-09 17:30
Stadium: Court 1 Round: 29 Ground: Hardcourt outdoor
Home History
| Challenger Chicago | 2018/09/08 19:00 | Dominik Koepfer v Opelka, Reilly | 3-6,6-7 |
| Challenger Chicago | 2018/09/07 19:30 | Young, Donald v Opelka, Reilly | 6-3,2-6,6-7 |
| Challenger Chicago | 2018/09/06 21:05 | Opelka, Reilly v Michael Mmoh | 6-4,6-4 |
| Challenger Chicago | 2018/09/04 19:20 | Quiroz, Roberto v Opelka, Reilly | 3-6,2-6 |
| US Open, New York, USA | 2018/08/22 20:15 | Miomir Kecmanovic v Opelka, Reilly | 6-7,6-4,6-4 |
| Winnetka, USA | 2018/07/11 01:40 | Jomby, Tom v Opelka, Reilly | 6-4,6-2 |
| Wimbledon Qual | 2018/06/26 15:55 | Hubert Hurkacz v Opelka, Reilly | 6-3,7-5 |
| Wimbledon Qual | 2018/06/25 10:00 | Mitchell Krueger v Opelka, Reilly | 7-5,3-6,4-6 |
Away History
| Challenger Chicago | 2018/09/08 16:00 | Fratangelo, Bjorn v Istomin, Denis | 1-6,2-6 |
| Challenger Chicago | 2018/09/07 18:55 | Bemelmans, Ruben v Istomin, Denis | 3-6,4-6 |
| Challenger Chicago | 2018/09/06 20:45 | Tommy Paul v Istomin, Denis | 5-7,3-6 |
| Challenger Chicago | 2018/09/05 21:00 | Arevalo-Gonzalez, Marcelo v Istomin, Denis | 4-6,1-6 |
| US Open, New York, USA | 2018/08/27 22:20 | Istomin, Denis v Steve Johnson | 3-6,6-7,3-6 |
| Kitzbuhel, Austria | 2018/08/04 12:00 | Martin Klizan v Istomin, Denis | 6-2,6-2 |
| Kitzbuhel, Austria | 2018/08/03 11:00 | Nicolas Jarry v Istomin, Denis | 5-7,7-6,4-6 |
| Kitzbuhel, Austria | 2018/08/02 11:00 | Maximilian Marterer v Istomin, Denis | 3-6,3-6 |