The NFL says the game has been cancelled so Texans players can return home to Houston and the surrounding areas to be with their families.
NFL Network's Ian Rapoport was the first to tweet that the preseason game set for 7 p.m.at AT&T Stadium was canceled.
Earlier Wednesday morning, reports said 40,000 tickets had been sold for the relocated game. Seats started selling at $25 each with all proceeds donated to the United Way of Greater Houston Relief Fund.
The Texans had been in Dallas awaiting Thursday's game after flying straight to Dallas from the team's previous game in New Orleans against the Saints because of the storm, SB Nation reported.
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The game was moved from NRG Stadium in Houston to AT&T Stadium in Dallas after massive flooding in Houston has left the city in shambles.
"The team feels it is imperative to get back home to help the Houston community recover from the devastation of Hurricane Harvey".
The statement went on to explain that fans who have purchased tickets to Thursday's game can choose to donate the money to relief records or request a refund through Ticketmaster. The team had been working out at the Cowboys' practice facility at The Star in Frisco.
Texans superstar J.J. Watt helped raise over $500,000 on Sunday after he sent out a heartfelt video message to his social media followers, urging people to give. "So I think it's extremely important that we get home as quickly as we possibly can". As of Wednesday afternoon, the fund had raised more than $5.8 million. That's about the best-case scenario that could some from a game on Thursday is if it raised multi-millions of dollars. "So we need to make sure that we're thinking about these victims and the city of Houston before anything else". He also raised the goal of the fundraiser to $6 million.