Pairings for Semifinals Tie-breaks.
The 1st games of the tie-breaks start at 3 PM September, 21 2017.
| WHITE | FED. | TITLE | RATING | vs | BLACK | FED. | TITLE | RATING |
| Vachier-Lagrave, Maxime |  |
GM | 2804 | Aronian, Levon |  |
GM | 2802 | |
| So, Wesley |  |
GM | 2792 | Ding, Liren |  |
GM | 2771 |