Answered April 22nd, 2019

Ben Roethlisberger throws for 522 yards against the Colts to set a new career-high and break his own Steelers single-game record.

Which Steelers player has the most passing yards in a game?
Interpreted as:
Which Steelers player has the most passing yards in a regular season game?
10/26/2014Roethlisberger12/10/2017Roethlisberger12/20/2009Roethlisberger11/10/2002Maddox11/25/2018Roethlisberger11/29/2015Roethlisberger9/16/2018Roethlisberger11/30/2014Roethlisberger11/5/2006Roethlisberger10/18/2009Roethlisberger12/13/1958Layne11/13/2016Roethlisberger9/22/2013Roethlisberger11/3/2013Roethlisberger11/22/2009Roethlisberger11/14/2010Roethlisberger12/4/2005Roethlisberger9/23/2012Roethlisberger9/29/2013Roethlisberger12/23/2018Roethlisberger522506503473462456452435433417409408406400398387386384383380
NAMEDATETMOPPYDSCMPATTPCTAVGTDTD%INTINT%SCKSCKYRATE
Ben RoethlisbergerBen Roethlisberger10/26/2014PITPITvs. IND
vs.
522404981.610.7612.200.000150.6
Ben RoethlisbergerBen Roethlisberger12/10/2017PITPITvs. BAL
vs.
506446666.77.723.000.032099.7
Ben RoethlisbergerBen Roethlisberger12/20/2009PITPITvs. GB
vs.
503294663.010.936.500.0531121.9
Tommy MaddoxTommy Maddox11/10/2002PITPITvs. ATL
vs.
473284168.311.549.812.4210129.4
Ben RoethlisbergerBen Roethlisberger11/25/2018PITPIT@ DEN
@
462415673.28.311.823.621288.5
Ben RoethlisbergerBen Roethlisberger11/29/2015PITPIT@ SEA
@
456365565.58.311.823.621082.1
Ben RoethlisbergerBen Roethlisberger9/16/2018PITPITvs. KC
vs.
452396065.07.535.000.0110104.3
Ben RoethlisbergerBen Roethlisberger11/30/2014PITPITvs. NO
vs.
435325855.27.523.423.41076.4
Ben RoethlisbergerBen Roethlisberger11/5/2006PITPITvs. DEN
vs.
433385470.48.011.935.643077.2
Ben RoethlisbergerBen Roethlisberger10/18/2009PITPITvs. CLE
vs.
417233565.711.925.712.9314113.6
Bobby LayneBobby Layne12/13/1958PITPITvs. CHC
vs.
409234946.98.324.136.164.1
Ben RoethlisbergerBen Roethlisberger11/13/2016PITPITvs. DAL
vs.
408374680.48.936.500.018125.4
Ben RoethlisbergerBen Roethlisberger9/22/2013PITPITvs. CHI
vs.
406264163.49.924.924.932792.1
Ben RoethlisbergerBen Roethlisberger11/3/2013PITPIT@ NE
@
400284858.38.348.324.252995.8
Ben RoethlisbergerBen Roethlisberger11/22/2009PITPIT@ KC
@
398324276.29.537.124.8213109.0
Ben RoethlisbergerBen Roethlisberger11/14/2010PITPITvs. NE
vs.
387304961.27.936.112.053897.9
Ben RoethlisbergerBen Roethlisberger12/4/2005PITPITvs. CIN
vs.
386294170.79.437.337.32794.2
Ben RoethlisbergerBen Roethlisberger9/23/2012PITPIT@ OAK
@
384364973.57.848.200.015123.2
Ben RoethlisbergerBen Roethlisberger9/29/2013PITPIT@ MIN
@
383365170.67.512.012.052690.6
Ben RoethlisbergerBen Roethlisberger12/23/2018PITPIT@ NO
@
380335066.07.636.000.0316108.8
Ben RoethlisbergerBen Roethlisberger10/9/2016PITPITvs. NYJ
vs.
380344772.38.148.500.015124.4
Ben RoethlisbergerBen Roethlisberger12/20/2015PITPITvs. DEN
vs.
380405572.76.935.523.632694.5
Ben RoethlisbergerBen Roethlisberger11/15/2015PITPITvs. CLE
vs.
379223366.711.539.113.013123.2
Neil O'DonnellNeil O'Donnell11/19/1995PITPIT@ CIN
@
377243177.412.239.700.0112149.5
Ed BrownEd Brown10/27/1963PITPITvs. DAL
vs.
377153148.412.2412.939.793.1
Results may be incomplete. StatMuse has complete game-level data for passing yards going back to the 1950 season.