The Irons will meet German Bundesliga outfit Werder Bremen at the Boleyn on Sunday August 2.
Werder provide the final opposition before the start of the the Hammers’Premier League start under new boss Slaven Bilic.
West Ham kick-off the league season with a trip to Arsenal the following weekend and the new manager will be keen for his first-team players to gain valuable match-time when they host Werder at 3pm.
Tickets are on sale from the club’s box office now to Season Ticket Holders and will go on General Sale from 9am on Thursday 2 July, with advance prices of £20 for Adults, Under-21s and Over-65s and £10 for Under-16s.
Match day ticket prices have been set as £25 for Adults, Under-21s and Over-65s and £15 for Under-16s.