The most was 405 in a playoff game against the Cleveland Browns on January 6, 1990 that the Bills lost, 34-30. He also threw for 403 yards in a 34-31 win over the San Francisco 49ers on September 13, 1992.
He averages 238 yards per game in 111 career starts
93 yards is the longest thrown yardage in history
523
Dan Marino
Sonny Jurgensen has the most nobody knows how many because we ha all lost count but we do know that he has the most
NFL: Norm Van Brocklin, LA Rams - 554 yards - 28 Sept 1951 USFL: Jim Kelly, Houston Gamblers - 574 yards - 24 Feb 1985
For a single game it is 578 yards.
Flipper Anderson holds the Rams team record and the NFL record for receiving yards in a single game with 336 yards in a game against the Saints in 1989.
Donald Hollas
4
13
Chuck Hartlieb - 558 yards