| Month | Game | + | Away | Pitcher | At | Home | Pitcher |
| September | 1 | BUR | Gio Gonzalez* | At | WRK | Ricky Nolasco | |
| September | 2 | BUR | Zach Davies | At | WRK | Sean Manaea* | |
| September | 3 | BUR | Ian Kennedy | At | WRK | Mike Foltynewicz | |
| September | 4 | WRK | Jimmy Nelson | At | DYE | Aaron Nola | |
| September | 5 | WRK | Kenta Maeda | At | DYE | Scott Kazmir* | |
| September | 6 | WRK | Ricky Nolasco | At | DYE | Felix Hernandez | |
| September | OFF | ||||||
| September | 7 | + | WRK | Mike Foltynewicz | At | VRN | Chad Kuhl |
| September | 8 | + | WRK | Sean Manaea* | At | VRN | Max Scherzer |
| September | 9 | + | WRK | Jimmy Nelson | At | VRN | Aaron Sanchez |
| September | 10 | + | WRK | Ricky Nolasco | At | VRN | Chris Tillman |
| September | 11 | + | WRK | Joe Musgrove | At | VRN | Vince Velasquez |
| September | 12 | + | SYI | Adam Conley* | At | WRK | Mike Foltynewicz |
| September | 13 | + | SYI | Drew Smyly* | At | WRK | Sean Manaea* |
| September | 14 | + | SYI | James Paxton* | At | WRK | Kenta Maeda |
| September | 15 | + | SYI | Hector Santiago* | At | WRK | Ricky Nolasco |
| September | OFF | ||||||
| September | 16 | TAM | Steven Matz* | At | WRK | Mike Foltynewicz | |
| September | 17 | TAM | Jose Quintana* | At | WRK | Jimmy Nelson | |
| September | 18 | TAM | Jason Hammel | At | WRK | Kenta Maeda | |
| September | 19 | WRK | Ricky Nolasco | At | CAL | Patrick Corbin* | |
| September | 20 | WRK | Sean Manaea* | At | CAL | Matt Moore* | |
| September | 21 | WRK | Mike Foltynewicz | At | CAL | Tyler Duffey | |
| September | 22 | AAR | Blake Snell* | At | WRK | Jimmy Nelson | |
| September | 23 | AAR | Noah Syndergaard | At | WRK | Kenta Maeda | |
| September | 24 | AAR | R.A. Dickey | At | WRK | Ricky Nolasco | |
| + Indicates In Division Game | |||||||