NFL:
Norm Van Brocklin, LA Rams - 554 yards - 28 Sept 1951
USFL:
Jim Kelly, Houston Gamblers - 574 yards - 24 Feb 1985
Brett Favre
* Most passing yards, single game, 414 : Kurt Warner (XXXIV) * Kurt Warner 1156
Cotton Davidson with 427 passing yards against the Broncos in 1964.
1,219 yards by Eli "the elite" Manning
David Klingler with 716 yards
Drew Brees
As of the 2008 season, in the NFL the most passing yards in a single season is 5,084 by Dan Marino of the Miami Dolphins in 1984.
Drew Brees of the 2011 New Orleans Saints with 5,476 passing yards.
Dan Marino; 5,084 yds passing in 1984
Matthew Stafford
norm van brocklin
tom brady