Jonathan Loaisiga career ERA
3.27Career Regular Season
Jonathan Loaisiga has a career ERA of 3.27 over 9 regular seasons.
- Best season on file: 0.00 in 2024.
- Most recent: 2.25 in 2026.
Average of 9 regular seasons, 2018 through 2026. Figures come from ESPN's box scores and were last read on September 22, 2026.
| GP: Games the player appeared in, however briefly. | W: Games in which this pitcher was credited with the win. | L: Games in which this pitcher was charged with the loss. | ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent. | IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs. | K: Batters this pitcher struck out. | BB: Times the batter reached first base on four balls. | WHIP: Walks and hits allowed per inning pitched — lower is better. Around 1.00 is elite. | SV: Games finished by protecting a narrow lead to the last out. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2018 |  NYY | 9 | 2 | 0 | 5.11 | 24.2 | 33 | 12 | 1.54 | 0 |
| 2019 | NYY | 15 | 2 | 2 | 4.55 | 31.2 | 37 | 16 | 1.48 | 0 |
| 2020 | NYY | 12 | 3 | 0 | 3.52 | 23.0 | 22 | 7 | 1.22 | 0 |
| 2021 | NYY | 57 | 9 | 4 | 2.17 | 70.2 | 69 | 16 | 1.02 | 5 |
| 2022 | NYY | 50 | 2 | 3 | 4.13 | 48.0 | 37 | 19 | 1.29 | 2 |
| 2023 | NYY | 17 | 0 | 2 | 3.06 | 17.2 | 6 | 1 | 0.85 | 0 |
| 2024 | NYY | 3 | 1 | 0 | 0.00, led the MLB | 4.0 | 3 | 1 | 2.00 | 0 |
| 2025 | NYY | 30 | 0 | 1 | 4.25 | 29.2 | 25 | 10 | 1.48 | 1 |
| 2026 |  ARI | 65 | 7 | 3 | 2.25 | 64.0 | 47 | 11 | 1.02 | 1 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV
Bold marks the best figure in the MLB that season, among players with at least 30 games.
