Jack Flaherty 2025 season stats

Jack Flaherty played 31 games for the Detroit Tigers in the 2025 MLB regular season, with 8 wins, a 4.64 ERA and 188 strikeouts.

All Jack Flaherty seasonsDetroit Tigers

2025 regular season

GP
31
R
85
H
147
K
188
L
15
W
8
BB
59
ER
83
GS
31
IP
161.0
SV
0
W%
0.3

2025 postseason

GP
3
R
5
H
7
K
12
L
1
W
0
BB
8
ER
4
GS
2
IP
10.0
SV
0
W%
0.0

2025 splits

Totals, from the 31 regular-season games in the log.

Jack Flaherty, 2025 splits
GP: Games the player appeared in, however briefly.IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.
All games31161.0147858359188234.64
Home1792.278444335109154.18
Away1468.1694140247985.27
Wins953.23366126521.01
Losses22107.1114797747123216.46
March15.23222513.18
April526.222101093343.38
May527.022151483464.67
June525.0221919162856.84
July525.127101093733.55
August632.235212083235.51
September418.2168871913.86

What the columns mean: IP · H · R · BB · K · HR · ERA

By opponent

Jack Flaherty, 2025, by opponent
GP: Games the player appeared in, however briefly.IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.ERA: Earned runs allowed per nine innings pitched — lower is better. Under 3.00 is excellent.
vs ATH16.05334714.50
vs CHC16.02003900.00
vs CHW420.121111161904.87
vs CIN14.257755313.50
vs CLE316.0117771823.94
vs HOU212.094431323.00
vs KC210.214992727.59
vs LAA15.28541806.35
vs LAD15.23222513.18
vs MIL14.25332415.79
vs MIN14.28651319.64
vs NYY210.150041600.00
vs PHI16.02113701.50
vs PIT13.06333609.00
vs SD16.05220913.00
vs SEA15.04222723.60
vs SF16.02001800.00
vs TB28.2131010411210.38
vs TEX13.045524415.00
vs TOR211.2102221311.54
vs WSH15.05332905.40

What the columns mean: IP · H · R · BB · K · HR · ERA

2025 games

Jack Flaherty, last 15 games, 2025 regular season
IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.
Sep 24, 2025@ CLEL 5-14.1533061
Sep 17, 2025vs CLEL 4-05.0311440
Sep 10, 2025@ NYYW 11-15.0200170
Sep 5, 2025vs CHWL 7-54.1644220
Aug 30, 2025@ KCL 3-15.2411241
Aug 24, 2025vs KCL 10-85.01088031
Aug 18, 2025vs HOUW 10-07.0300190
Aug 12, 2025@ CHWL 9-64.1855160
Aug 6, 2025vs MINL 9-44.2865131
Aug 1, 2025@ PHIL 5-46.0211370
Jul 27, 2025vs TORW 10-46.0500170
Jul 21, 2025@ PITL 3-03.0633360
Jul 13, 2025vs SEAL 8-45.0422272
Jul 8, 2025vs TBW 4-26.1722181
Jul 2, 2025@ WSHL 9-45.0533290

What the columns mean: IP · H · R · BB · K · HR

All 31 gamesOnly the last 15 games
Jack Flaherty, game by game, 2025 regular season
IP: Innings pitched. The decimal counts outs, so 6.2 is six innings and two more outs.H: Times the batter reached base by hitting the ball, without help from an error.R: Runs — scored by the batter, or allowed by the pitcher.ER: Earned runs allowed — runs that scored without help from an error.BB: Times the batter reached first base on four balls.K: Batters this pitcher struck out.HR: Home runs hit.
Sep 24, 2025@ CLEL 5-14.1533061
Sep 17, 2025vs CLEL 4-05.0311440
Sep 10, 2025@ NYYW 11-15.0200170
Sep 5, 2025vs CHWL 7-54.1644220
Aug 30, 2025@ KCL 3-15.2411241
Aug 24, 2025vs KCL 10-85.01088031
Aug 18, 2025vs HOUW 10-07.0300190
Aug 12, 2025@ CHWL 9-64.1855160
Aug 6, 2025vs MINL 9-44.2865131
Aug 1, 2025@ PHIL 5-46.0211370
Jul 27, 2025vs TORW 10-46.0500170
Jul 21, 2025@ PITL 3-03.0633360
Jul 13, 2025vs SEAL 8-45.0422272
Jul 8, 2025vs TBW 4-26.1722181
Jul 2, 2025@ WSHL 9-45.0533290
Jun 25, 2025vs ATHL 3-06.0533471
Jun 20, 2025@ TBL 14-82.1688331
Jun 14, 2025vs CINL 11-14.2577553
Jun 8, 2025vs CHCW 4-06.0200390
Jun 2, 2025@ CHWW 13-16.0411140
May 27, 2025vs SFW 3-16.0200180
May 22, 2025vs CLEL 7-06.2333381
May 16, 2025@ TORW 5-45.2522161
May 10, 2025vs TEXL 10-33.0455244
May 3, 2025@ LAAL 5-25.2854180
Apr 28, 2025@ HOUL 8-55.0644242
Apr 22, 2025vs SDL 2-06.0522091
Apr 15, 2025@ MILL 5-04.2533241
Apr 9, 2025vs NYYL 4-35.1300390
Apr 4, 2025vs CHWW 7-45.2311270
Mar 28, 2025@ LADL 8-5 F/105.2322251

What the columns mean: IP · H · R · BB · K · HR

Source: ESPN public MLB data, 2025 season.