Eric O'Flaherty career ERA
3.70Career Regular Season
Eric O'Flaherty has a career ERA of 3.70 over 12 regular seasons.
| 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. | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 2006 |  SEA | 15 | 0 | 0 | 4.09 | 11.0 | 6 | 6 | 2.18 | 0 |
| 2007 | SEA | 56 | 7 | 1 | 4.47 | 52.1 | 36 | 20 | 1.24 | 0 |
| 2008 | SEA | 7 | 0 | 1 | 20.25 | 6.2 | 4 | 4 | 3.00 | 0 |
| 2009 |  ATL | 78 | 2 | 1 | 3.04 | 56.1 | 39 | 18 | 1.24 | 0 |
| 2010 | ATL | 56 | 3 | 2 | 2.45 | 44.0 | 36 | 18 | 1.25 | 0 |
| 2011 | ATL | 78 | 2 | 4 | 0.98 | 73.2 | 67 | 21 | 1.09 | 0 |
| 2012 | ATL | 64 | 3 | 0 | 1.73 | 57.1 | 46 | 19 | 1.15 | 0 |
| 2013 | ATL | 19 | 3 | 0 | 2.50 | 18.0 | 11 | 5 | 0.94 | 0 |
| 2014 |  ATH | 21 | 1 | 0 | 2.25 | 20.0 | 15 | 4 | 0.95 | 1 |
| 2015 |  ATH/NYM | 41 | 1 | 2 | 8.10 | 30.0 | 21 | 18 | 2.17 | 0 |
| 2016 | ATL | 39 | 1 | 4 | 6.91 | 28.2 | 22 | 11 | 1.74 | 0 |
| 2017 | ATL | 22 | 0 | 0 | 7.85 | 18.1 | 15 | 9 | 1.58 | 0 |
What the columns mean: W · L · ERA · IP · K · BB · WHIP · SV
- Best season on file: 0.98 in 2011.
- Most recent: 7.85 in 2017.
Figures come from ESPN's box scores and were last read on October 25, 2026.