|| Altavilla (1–1) || — || 15,564 || 60–87 || L1 |-style=background:#fbb ||148|| September 13 || White Sox || 7–9 || Osich (3–0) || Kikuchi (6–10) || Colomé (27) || 17,255 || 60–88 || L2 |-style=background:#bfb ||149|| September 14 || White Sox || 2–1 || Magill (5–2) || Colomé (4–4) || — || 26,063 || 61–88 || W1 |-style=background:#bfb ||150|| September 15 || White Sox || 11–10 || Adams (2–2) || Ruiz (1–3) || — || 17,091 || 62–88 || W2 |-style=background:#bfb ||151|| September 17 || @ Pirates || 6–0 || Gonzales (16–11) || Keller (1–5) || — || 10,933 || 63–88 || W3 |-style=background:#bfb ||152|| September 18 || @ Pirates || 4–1 || Milone (5–9) || Agrazal (4–5) || Magill (5) || 9,875 || 64–88 || W4 |-style=background:#bfb ||153|| September 19 || @ Pirates || 6–5 || Brennan (3–6) || Holmes (1–2) || Swanson (1) || 12,543 || 65–88 || W5 |-style=background:#fbb ||154|| September 20 || @ Orioles || 3–5 || Brooks (6–8) || Hernández (1–7) || — || 11,719 || 65–89 || L1 |-style=background:#bfb ||155|| September 21 || @ Orioles || 7–6 || Altavilla (2–1) || Scott (1–1) || Swanson (2) || 22,566 || 66–89 || W1 |-style=background:#fbb ||156|| September 22 || @ Orioles || 1–2 || Means (11–11) || Gonzales (16–12) || Bleier (4) || 17,540 || 66–90 || L1 |-style=background:#fbb ||157|| September 24 || Astros || 0–3 || Cole (19–5) || Milone (4–10) || Osuna (37) || 11,259 || 66–91 || L2 |-style=background:#fbb ||158|| September 25 || Astros || 0–3 || Greinke (18–5) || Kikuchi (6–11) || Harris (3) || 10,916 || 66–92 || L3 |-style=background:#fbb ||159|| September 26 || Athletics || 1–3 || Manaea (4–0) || Hernández (1–8) || Hendriks (25) || 20,907 || 66–93 || L4 |-style=background:#bfb ||160|| September 27 || Athletics || 4–3 || Warren (1–0) || Hendriks (4–4) || — || 24,092 || 67–93 || W1 |-style=background:#fbb ||161|| September 28 || Athletics || 0–1 || Anderson (13–9) || Gonzales (16–13) || Luzardo (2) || 26,401 || 67–94 || L1 |-style=background:#bfb ||162|| September 29 || Athletics || 3–1 || McClain (1–1) || Roark (10–10) || Bass (5) || 16,851 || 68–94 || W1 |- |- style="text-align:center;" | Legend: = Win = Loss &; = PostponementBold = Mariners team member Roster Farm system References External links Seattle Mariners Official Site 2019 Seattle Mariners season at Baseball Reference Seattle Mariners seasons Seattle Mariners season Seattle