Watkins Glen International 2020 Rennkalender
| Datum | Rennserie | Runde | Veranstaltungsname |
|---|---|---|---|
| 4. September - 6. September | IMSA SportsCar Championship Beendet | Round 15 | Sahlen's Six Hours of The Glen |
| 9. September - 13. September | Porsche GT3 Cup Trophy USA Beendet | Round 7 | |
| 2. Oktober - 4. Oktober | LSTNA - Lamborghini Super Trofeo Nordamerika Beendet | Round 6 | |
| 9. Oktober - 11. Oktober | Ferrari Challenge North America Beendet | Round 8 |