
The Werkself have their first open training session on 15 July, the day after returning to work, and that will be followed by the first friendly away to third-division side Rot-Weiss Essen on 26 July (kick-off at 19:00 CEST). The official Bayer 04 training camp will be held in Donaueschingen in the Black Forest from 28 July to 2 August. The team hotel is Der Öschberghof and Bayer 04 will use the training facilities of local club SV Aasen, where Premier League club Liverpool trained last year under head coach Jürgen Klopp. The Spain team are also based there this summer for the European Championship.
At the end of the training camp, the team will travel from Donaueschingen to France, for a friendly against French Ligue 1 side RC Lens on Saturday 3 August (16:00 CEST).
Four days later, the Werkself face another stern test, this time in England. The friendly at Arsenal, whose team includes ex-Bayer 04 man Kai Havertz, takes place at the Emirates Stadium in London on Wednesday 7 August (19:00 CEST, 18:00 local time).
All dates at a glance* (all times CEST):
*Last-minute changes are possible
Further dates will be announced by Bayer 04.
The Werkself will play Bundesliga runners-up VfB Stuttgart in the DFL Supercup on 17 August in Leverkusen. Bayer 04 will open the 2024/25 Bundesliga season in defence of their title on Friday 23 August (opponents to be confirmed).

The men's clothing retailer LERROS will remain the official fashion and premium partner of Bayer 04 for the current season. As in the past, LERROS will provide the club's men's team, coaching staff and management with high-quality clothing for international trips.
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“Diaby! Diaby! Diaby!” was the cry around the BayArena as the Werkself danced in front of the north stand following their 4-0 win over Union Berlin. Captain Edmond Tapsoba gave his new (and old) teammate a friendly shove forward to take in the acclaim from the fans. The returning Frenchman was typically reserved in thanking the supporters but was clearly emotional about what was happening.
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Bayer 04 produced a dominant and impressive 4-0 win over Union Berlin as they picked up three points in their first home game of the 2026/27 Bundesliga campaign. Exequiel Fernández opened the scoring after only 41 seconds, with Facundo Medina doubling the lead before the half-hour mark. Patrik Schick and Ibrahim Maza continued the procession in the second period, in which Moussa Diaby came on for his first Leverkusen appearance for over three years.
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The Bundesliga is back at the BayArena this Saturday as Bayer 04 play their first home game of the 2026/27 campaign against Union Berlin (15:30 CEST). Moussa Diaby could make his second debut for the Werkself following his return to Leverkusen – and it would be an ideal fixture for the Frenchman. Here’s all you need to know ahead of the encounter in our matchday news.
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