Stadium: Court 7 Round: 45 Ground: Hardcourt outdoor
| WTA Cincinnati Qual | 2018/08/11 22:30 | Flipkens, Kirsten v Vikhlyantseva, Natalia | 3-6,3-6 |
| WTA Washington | 2018/08/01 19:30 | Brady, Jennifer v Vikhlyantseva, Natalia | 6-1,6-4 |
| WTA Moscow | 2018/07/25 14:25 | Goerges, Julia v Vikhlyantseva, Natalia | 6-2,7-6 |
| WTA Moscow | 2018/07/24 09:05 | Vikhlyantseva, Natalia v Deborah Chiesa | 6-4,6-0 |
| WTA Gstaad | 2018/07/16 08:30 | Vikhlyantseva, Natalia v Mona Barthel | 4-6,6-3,2-6 |
| Wimbledon Women | 2018/07/03 10:30 | Konta, Johanna v Vikhlyantseva, Natalia | 7-5,7-6 |
| WTA Eastbourne | 2018/06/25 11:45 | Su-Wei Hsieh v Vikhlyantseva, Natalia | 7-6,6-2 |
| WTA Eastbourne Qual | 2018/06/23 11:50 | Katy Dunne v Vikhlyantseva, Natalia | 1-6,2-6 |
| WTA Cincinnati Qual | 2018/08/11 21:20 | Allie Kiick v Stosur, Samantha | 7-6,6-1 |
| WTA Washington | 2018/08/04 16:35 | Saisai Zheng v Allie Kiick | 6-3,6-1 |
| WTA Washington | 2018/08/02 01:00 | Allie Kiick v Katie Boulter | 6-4,5-7,6-1 |
| WTA Washington | 2018/07/30 18:00 | Allie Kiick v Han, Xinyun | 6-2,6-3 |
| Washington, USA, Qualifying | 2018/07/29 19:25 | Ysaline Bonaventure v Allie Kiick | 1-6,0-6 |
| Washington, USA, Qualifying | 2018/07/28 19:00 | Kukharchuk, Nika v Allie Kiick | 2-6,0-6 |
| WTA Gstaad Qual | 2018/07/15 12:10 | Ivakhnenko, Valentyna v Allie Kiick | 6-1,6-2 |
| WTA Gstaad Qual | 2018/07/14 15:50 | Arn, Greta v Allie Kiick | 2-6,2-6 |