Races in calendar week 26/2018
All motorsport events on the weekend of 29 Jun–1 Jul 2018.
| Circuit | Country | Series |
|---|---|---|
| Buriram |  Thailand |
|
| Eastern Creek (Sydney) |  Australia |
|
| Joliet (Chicagoland, oval) |  USA |
|
| Lexington | USA |
|
| Tours (oval) |  France |
|
| Watkins Glen | USA |
|
| Zeltweg (Spielberg) |  Austria |
|