Federation Internationale de Football Association had piled fresh pressure on the nation to start allowing women into matches after Sahar Khodayari, 30, set herself on fire last month after facing charges for attempting to enter a stadium.
The Islamic republic has barred feminine spectators from soccer and other stadiums for round 40 years, with clerics arguing they ought to silent be shielded from the masculine ambiance and ogle of semi-clad men.
Women have effectively been banned from stadiums when men are playing since just after the 1979 Islamic revolution. Despite a lot of female fans, Iran is the only country that forbids women from attending male sporting events.
The decision comes months after Iran drew worldwide scrutiny as a result of the death of Sahar Khodayari, an Iranian woman since dubbed "Blue Girl" on social media who set herself on fire after facing jail time over her decision to dress up as a man to attend a football game.
Tickets for Thursday's match between Iran and Cambodia at Tehran's 78,000-capacity Azadi Stadium have already sold out.
The first batch are understood to have sold out within an hour, with more tickets immediately being put on sale.
Iranian women will officially be able to enter and watch a men's soccer match for the first time in decades on Thursday.
About 20 Irish women attended a World Cup qualifier in 2001, and four years later a few dozen Iranian women were allowed to watch the national "Team Melli" take on Bahrain.
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Regional public broadcaster MDR broadcast images of a man in combat clothing firing shots along a street from behind a vehicle . The document obtained by AFP but unauthenticated by police showed pictures of the weapons and ammunition he apparently used.
And Khodayari's father told Mehr news agency that she did not "sacrifice" herself for any cause.
"The global community, including world football's governing body FIFA, must also ensure that women are permitted to attend all matches freely and without discrimination".
She said: "I still can't believe this is going to happen because after all these years of working in this field, watching everything on television, now I can experience everything in person".
Amnesty has accused Iran of staging a "cynical publicity stunt" by allowing a "token" 3,500 women into Thursday's worldwide against Cambodia following a global outcry over a campaigner's death.
"The women's visit to the stadium is the first success of their resistance to discrimination", tweeted Iranian politician Shahrbanoo Amani.
In October, as many as 100 Iranian "handpicked" women entered Azadi for a friendly against Bolivia.
"There are many girls still single and at home, afraid of the cost of marriage".