Stadium: CC Round: 25
| ITF Women Hodmezovasarhely | 2017/06/13 12:05 | Elitsa Kostova v Agnes Bukta | 6-0,6-1 |
| ITF Women Budapest | 2018/08/28 09:00 | Raluca Georgiana Serban v Elitsa Kostova | 6-2,7-5 |
| US Open - ženy | 2018/08/21 16:15 | Elitsa Kostova v Fiona Ferro | 1-6,7-5,4-6 |
| ITF Women Prague | 2018/07/27 10:40 | Elitsa Kostova v Richel Hogenkamp | 6-7,7-6,2-6 |
| ITF Women Prague | 2018/07/26 13:10 | Elitsa Kostova v Lucrezia Stefanini | 6-2,6-4 |
| ITF Women Prague | 2018/07/25 09:30 | Elitsa Kostova v Katarina Zavatska | 6-2,4-6,6-4 |
| WTA Gstaad | 2018/07/18 10:30 | Marketa Vondrousova v Elitsa Kostova | 6-4,6-4 |
| WTA Gstaad | 2018/07/17 08:30 | Elitsa Kostova v Anna Kalinskaya | 6-4,0-6,6-2 |
| ITF Women Versmold | 2018/07/12 09:10 | Laura Siegemund v Elitsa Kostova | 6-2,6-4 |
| ITF Women Zagreb | 2018/09/03 11:50 | Iva Primorac v Agnes Bukta | 6-2,4-6,3-6 |
| ITF Women Zagreb | 2018/09/02 13:35 | Agnes Bukta v Alexandra Riley | 6-0,6-0 |
| ITF Women Budapest | 2018/08/26 18:10 | Aleksandrina Naydenova v Agnes Bukta | 7-6,6-4 |
| ITF Women Budapest | 2018/08/25 13:10 | Agnes Bukta v Cristina Bucsa | 6-3,1-6,6-3 |
| ITF Women Budapest | 2018/08/23 08:00 | Daniela Vismane v Agnes Bukta | 6-3,7-6 |
| ITF Women Budapest | 2018/08/22 10:20 | Natalia Vajdova v Agnes Bukta | 4-6,2-6 |
| ITF Women Budapest | 2018/08/21 09:20 | Timea Jaruskova v Agnes Bukta | 3-6,1-6 |
| ITF Women Baja | 2018/07/25 10:00 | Agnes Bukta v Dalma Galfi | 4-6,7-6,5-7 |