1966 Kansas City Chiefs season The 1966 Kansas City Chiefs season ended with the Chiefs ' second AFL Championship and first since their relocation to Kansas City , Missouri . Instead of finishing the season with the AFL Championship win , the Chiefs were invited to play in the inaugural AFL - NFL World Championship Game , later known as the Super Bowl , against the NFL ' s Green Bay Packers . After a strong first half in the game , the Chiefs lost momentum and the Packers won 35 – 10 . Postseason . With their 11 – 2 – 1 record , the Chiefs reappeared in the AFL Championship and defeated the reigning champion Buffalo Bills 31 – 7 . 1966 AFL Championship . Kansas City Chiefs 31 , Buffalo Bills 7 The Bills went into the 1966 AFL Championship having already won the game the previous two years . Though the game was to be played in Buffalo , the visiting Kansas City Chiefs were three - point favorites , mainly because of their explosive and innovative offense led by Head Coach Hank Stram . The Bills were a more conventional team with a solid defensive line and a running mindset on offense . A Bills fumble on the opening kickoff gave the Chiefs a short field to work with , and Quarterback Len Dawson immediately took advantage of it , hitting Fred Arbanas for the game ' s first score . Jack Kemp ' s first pass for the Bills was a 69 yard score to Elbert Dubenion . Late in the second quarter and trailing 14 – 7 , Kemp led the Bills to the Kansas City 10 . Bobby Crockett was open in the endzone , but Kemp ' s pass was intercepted by Johnny Robinson , who returned the ball 72 - yards , setting up a Mike Mercer field goal to close out the first half . Buffalo found no offensive rhythm in the second half , and the Chiefs closed the game out in the fourth quarter with Dawson found Chris Burford for a 45 yard gain , setting up a one foot touchdown run by rookie Mike Garrett . Garrett scored his second touchdown less than two minutes later following another Bills fumble . Scoring AFL - NFL World Championship ( Super Bowl I ) . The first ever AFL - NFL World Championship Game in professional American football , later to be known as Super Bowl I , was played on January 15 , 1967 at the Los Angeles Memorial Coliseum in Los Angeles , California . The Packers faced the Kansas City Chiefs from the AFL who finished their season 11 – 2 – 1 . The Packers jumped out to an early 7 – 0 lead with Bart Starr ' s 37 - yard touchdown pass to reserve receiver Max McGee , who had been put into the game just a few plays earlier to fill in for injured starter Boyd Dowler . Early in the second quarter , Kansas City marched 66 yards in 6 plays to tie the game on a 7 - yard pass from quarterback Len Dawson to Curtis McClinton . But the Packers responded on their next drive , advancing 73 yards down the field and scoring on fullback Jim Taylor ' s 14 - yard touchdown run with the team ' s famed " Power Sweep " play . The Chiefs then cut the lead with a minute left in the half , 14 – 10 , on Mike Mercer ' s 31 - yard field goal . Early in the second half Dawson was intercepted by defensive back Willie Wood . He returned the interception 50 yards to the Kansas City 5 - yard line . On the next play Elijah Pitts rushed 5 - yards for a touchdown , giving the Packers a 21 – 10 lead . Max McGee scored his second touchdown of the game with a 13 - yard reception from Bart Starr . The Packers held the Chiefs ' offense to 12 yards in the third quarter . Elijah Pitts scored another touchdown for the Packers in the third quarter on a one yard touchdown run . The Packers would win the game 35 – 10 . Quarterback Bart Starr was name the MVP of the game , completing 16 of 23 passes for 250 yards and two touchdowns . Scoring Summary