The game was played behind locked doors, but Holstein Kiel fans made their presence felt outside the stadium, blaring car horns and setting off fireworks.
Thomas Mueller, 31, converted an early penalty to put the visitors on the way to a success which saw him match the tally of legendary goalkeeper Oliver Kahn on 260 league wins.
Serge Gnabry hit a hat-trick as holders Bayern Munich romped to a record 8-0 rout of Schalke on Friday in the opening game of the 2020/21 Bundesliga season.
Serge Gnabry struck a first-half brace and Robert Lewandowski also scored as a ruthless Bayern Munich taught Lyon a harsh lesson in their Champions League semi-final in Lisbon on Wednesday.
Lyon face the five-time European champions Bayern Munich on Thursday for a place in the UEFA Champions League final.
Robert Lewandowski has 51 goals in total this season after scoring twice in the second-half of the 4-2 victory over Bayer Leverkusen as Bayern Munich won a 20th German Cup.
A section of fans unfurled an offensive banner during a Bundesliga match between Hoffenheim and Bayern Munich on Saturday that led to a bizarre finish to the game.
Serge Gnabry scored a double to help Bayern Munich beat Chelsea 3-0 in the last-16 first leg at Stamford Bridge.
Aaron Ramsey scored a brace as Wales won 2-0 against Hungary while a Serge Gnabry hat-trick powered Germany to a 6-1 win against Northern Ireland.
Bundesliga: Bayern Munich suffered their first loss of the season on Saturday with a shock 1-2 home defeat by Hoffenheim.
Serge Gnabry scored four second-half goals as Bayern Munich embarrassed Tottenham 7-2 in the Champions League on Tuesday.
The Netherlands registered a 4-2 win over Germany in Hamburg as the home side failed to pick up a point for the first time in the campaign.