The first planned stadium event, a sold-out Garth Brooks concert, was rescheduled from Aug. 22 to Feb. 27 in a bid to prevent spread of the virus.
The first Raiders regular season game after moving from Oakland, California, is a scheduled Monday night matchup Sept. 21 against the New Orleans Saints.
The stadium also will host UNLV football, instead of aging Sam Boyd Stadium across town. The first Rebels game at Allegiant Stadium is scheduled Oct. 10 against Wyoming, although the school is trying to arrange an Aug. 29 game against TCU.
The Pac-12 Conference announced Friday that its football championship game scheduled Dec. 4 will not be played at Allegiant Stadium. The league said a two-year contract to play the title game at the venue will instead start in 2021.
Clark County officials last week issued a temporary occupancy certificate valid until Aug. 22.
“I am pleased to see the stadium reach the substantial completion date, a major milestone in any construction project,” said Gov. Steve Sisolak, who as chairman of the Clark County Commission in 2016 played a key role in the stadium approval process.
“This stadium has already proved to be a great thing for this community, including the creation of many jobs,” he said.
Thousands of construction workers spent 993 days building the facility, and officials project thousands more jobs will be created. The Review-Journal reported the team and its partners are hiring for 4,500 part-time positions.
The state Legislature met for a special session in 2016 to approve a $1.8 billion funding plan including $750 million in tax money and $1.2 billion from the team through a combination of personal seat license sales and loans from the NFL and Bank of America.
The Stadium Authority last year approved increasing the stadium budget to $2 billion.
The tax money comes from a less than 1% hotel room tax at Las Vegas Strip properties.
Crews overcame various issues that could have delayed the project, including the delivery of steel in spring of 2019, issues with the intricate cable net roof and the onslaught in March of the pandemic.
Officials conducted a broad testing effort and project builder Mortenson/McCarthy said in May it was working with the Southern Nevada Health District to investigate cases that were detected.
Officials announced the naming rights deal with Allegiant Airlines a year ago.
A patchwork of parking agreements will provide 25,000 spaces, stadium officials have said, including about 15,000 within walking distance. Team officials say about 5,000 of 7,000 tailgating spots will also be within walking distance.