Stadium: Polygon Court Round: 28 Ground: Hardcourt outdoor
| Challenger Vancouver MD | 2018/08/16 21:30 | Bolt/Thompson v Fabbiano/Reid | 3-6,4-6 |
| Challenger Vancouver MD | 2018/08/15 23:15 | Fabbiano/Reid v King/Pasha | 1-6,6-3,10-8 |
| Challenger Vancouver MD | 2018/08/16 23:55 | Verdugo/Siljestrom v Bambridge/Skupski | 4-6,6-7 |
| Challenger Vancouver MD | 2018/08/16 02:15 | Maden/Travaglia v Bambridge/Skupski | 1-6,3-6 |
| Challenger Aptos MD | 2018/08/11 23:15 | Kokkinakis/Reid v Bambridge/Skupski | 3-6,7-5,10-6 |
| Challenger Aptos MD | 2018/08/09 22:35 | King/Pasha v Bambridge/Skupski | 3-6,5-7 |
| Challenger Aptos MD | 2018/08/09 01:40 | King/Martin v Bambridge/Skupski | 6-2,2-6,5-10 |