The longest field goal in the history of the NFL is 64 yards, by Matt Prater (2013).
Rob Bironas longest made field goal was 62 yards.
63 yards according to http://www.mmbolding.com/BSR/Longest_Field_Goal_in_NFL_History.htm
54, Steve Christie, Buffalo vs. Dallas
It was a 51 yard field goal by Patrick McAfee (WVU) vs Pitt
The longest field goal in NFL history is 63 yards made by Tom Dempsey and Jason Elam.
The longest field goal in NFL history is a 3-way tie between Tom Dempsey, Jason Elam, and Sebastian Janikowski. Tom Dempsey's however was the game winning kick that happened just as timed expired.
54 yards in 2000, 1998, and 1991
Giants 38 yds
The longest field goal in Super Bowl XLVI (46) was 38 yards. It was made by Lawrence Tynes of the New York Giants in the 3rd quarter.