Red Rock Resorts has increased its Durango expansion budget to $430 million from $385 million, as the Las Vegas-based casino operator continues investing in its southwest Las Vegas property following record third-quarter revenue from its local operations. The revised investment represents an additional $45 million in projected spending. Despite the higher costs, the company maintains its targeted 20% return on investment and expects the project to open in the third quarter of 2027. The Durango expansion will add more than 275,000 square feet to Durango Casino & Resort, significantly increasing its gaming, dining and entertainment offerings. The development includes nearly…