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.

Gian Piero Gasperini lavished praise on his "incredible" Atalanta players after they stunned Bayer Leverkusen to win the Europa League and claim their first ever continental honour.

Ademola Lookman scored a stunning hattrick as Atalanta ended Bayer Leverkusen's 51-match unbeaten run to win the Europa League final 3-0 on Wednesday and claim their first trophy for 61 years.

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.

Under the banner "love that lasts a lifetime", Leverkusen announced the "special promotion for the end of a special season".

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 Leverkusen, who have 40 wins in their unbeaten run, face Atalanta in the May 22 final in Dublin after the Italians comfortably got past Olympique Marseille.

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.

Leverkusen's superiority was fully on display.

Leverkusen have now scored 16 goals in stoppage time in all competitions this season

Leverkusen are four games away from becoming the first team to go through a Bundesliga season unbeaten.

Josip Stanisic scored in the seventh minute of stoppage time as Bayer Leverkusen extended their unbeaten run to 45 games in all competitions with a 1-1 draw at Borussia Dortmund on Sunday.