Leverkusen missed out on a treble after losing 3-0 to Atalanta in the Europa League final on Wednesday in their first defeat of the season after a European record 51-game unbeaten run.

Bayer Leverkusen face second-division Kaiserslautern in Saturday's German Cup final licking their wounds after a first loss in almost a year.

Leverkusen - or 'Neverlusen' as they had been dubbed after obliterating Bayern Munich's 11-year Bundesliga title monopoly in Germany - can still win a domestic double with victory against second-tier Kaiserslautern in Saturday's German Cup final.

Bayer Leverkusen had won only two major trophies in their 119-year history before this season but on Wednesday the newly-crowned Bundesliga champions have the chance to claim a double when they face Atalanta in the Europa League final in Dublin.

Bayer Leverkusen's Florian Wirtz has been voted Player of the Season in the Bundesliga, the German League said on Monday, after the midfielder helped his club in winning their first league title.

Alonso's men, who have a Europa League final against Atalanta and a German Cup final versus Kaiserslautern to come this week, have not lost in any competition this season -- a run of 51 games.

Champions Bayer Leverkusen edged past Augsburg 2-1 on the last matchday on Saturday to become the first team in the history of the Bundesliga to complete a full season without a loss.

Bayer Leverkusen stretched their season-long unbeaten run to 50 games with a 5-0 win at 10-man Bochum on Sunday.

Leverkusen, the Bundesliga champions who have also reached the May 25 German Cup final, played their 49th match without defeat in all competitions, surpassing Benfica's long-standing European record set from 1963 to 1965.

Xabi Alonso's rampaging Bayer Leverkusen will have an additional incentive in Thursday's home second-leg Europa League semifinal against Roma: breaking a 59-year-old European football record.

Bundesliga champions Bayer Leverkusen extended their season-long unbeaten run to 48 games with a 5-1 win at Eintracht Frankfurt on Sunday.

Leverkusen won their first meeting with Roma in almost 20 years.

After years of heartbreak and being dubbed "Neverkusen" for their string of runners-up finishes, Bayer Leverkusen finally broke through to claim their first-ever Bundesliga title. Their 5-0 victory over Werder Bremen last week secured the trophy, marking a watershed moment in the club's 119-year history. Although they have enjoyed intermittent cup success, this league title signifies a shift in their fortunes.

"We want more. We want the (German) Cup, we want Europa League," the 42-year-old said over the stadium PA to thousands of Leverkusen fans after his side 43rd straight match without defeat.

The team made sure of their first trophy in 31 years with five matches left in the season.

The German equivalent of "Neverkusen" is "Vizekusen", which translates to "the champions of second place".

Leverkusen's 5-0 win over Werder Bremen at home on Sunday, including a second-half hat-trick from Florian Wirtz, sealed a first Bundesliga title in their 120-year history.

Bayer Leverkusen's record-breaking run to their first Bundesliga title was no fluke, with a 16-month plan coming to fruition.

Xabi Alonso's Bayer Leverkusen of 2023-24 stand on the cusp of greatness, with just 11 matches theoretically between them and a record undefeated season for a top-five European league team.

With 24 wins and four draws in the league this season, Leverkusen are on the cusp of going through a Bundesliga season undefeated.