La Liga players are unanimously against playing a league game outside of the country and have not ruled out going on strike.
Captains and players representing the 20 Spanish top-divison clubs, including Barcelona's Lionel Messi and Real Madrid's Sergio Ramos, met on Wednesday afternoon in Madrid to discuss La Liga's plans to stage a game in the United States starting this season, among other issues.
"The players are outraged, very surprised and are all against it. It's unanimous," Spanish Footballers' Association (AFE) president David Aganzo said after the meeting, which lasted an hour.
"The players don't want to play overseas.