The Irons will will face German Bundesliga side Hertha Berlin in a pre-season friendly on Wednesday 31 July.
The squad will head out to Austria for their final training camp before the start of the 2019/20 Premier League season and will take on Hertha at the home of SC Ritzing for a 6pm local time kick-off.
Announcing the fixture on the official site the club declared: This will precede the final friendly of the summer against Athletic Bilbao at London Stadium on Saturday 3 August.
Hertha finished eleventh in Germany’s top flight last term and have former Chelsea forward Salomon Kalou and ex-Manchester City defender Dedryck Boyata in their squad.
West Ham have been allocated 500 tickets for this match in an area for Hammers fans, priced at €22.76, while it’s free for children aged 12 and under.
Tickets are available by clicking here – choose English from the language options on the right-hand side of the page. Make sure you select the promotion “West Ham United Fans” and use the promotion code “ritzing” when purchasing tickets to buy in the West Ham section.