A power outage on Wednesday morning impacted operations at Denver International Airport. “The airport experienced a power incident around 9:20 a.m. Certain areas of the airport are still experiencing an outage, including DEN’s train to the gates,” the airport said on social media. “Technicians are working as quickly as possible to restore power. We will share updates as soon as we have them,” it added. ALERT: The airport experienced a power incident around 9:20 a.m. Certain areas of the airport are still experiencing an outage, including DEN's train to the gates. Technicians are working as quickly as possible to restore power. We will share updates as soon as we have them. — Denver Int'l Airport (@DENAirport) March 18, 2026 CBS News shared further: Denver International Airport officials said power was restored at 11:04 a.m., nearly two hours after the initial outage. They said that operations would return to normal and asked for patience. According to witness accounts from inside the airport, passengers were not allowed to board waiting planes, and power outages were impacting bathroom services. “The train was out of service and had no power. Some of the backup power was available, some things were working but a lot of things wouldn’t work. Even the intercom systems, they couldn’t make announcements, they couldn’t let people know,” Patrick Moreno, of California, told CBS News Colorado. Images from inside the airport showed crowds of people in limbo, waiting to either get to their gate at a train that wasn’t working or waiting to board their plane. Denver International Airport is among the five busiest airports in the United States. “The trains are down and no way for people to get out of the terminal,” one X user commented. Update: Denver International Airport has no power The trains are down and no way for people to get out of the terminal. https://t.co/RgFAmA65Qv pic.twitter.com/4vYUBwdheO — Dagnum P.I. (@Dagnum_PI) March 18, 2026 “Operations have returned to normal. Please check with your airline for all flight-related questions,” the airport later stated. Operations have returned to normal. Please check with your airline for all flight-related questions. https://t.co/EVYVcfPLDz — Denver Int'l Airport (@DENAirport) March 18, 2026 KDVR has more: One viewer told FOX31 that escalators were not working and trains were shut down, and travelers could not get from terminal to terminal. They said some stores had power, but can only accept cash payment. Around 11 a.m., users said that power was on, though there were still large crowds of people, and bathrooms were hit or miss. Xcel Energy’s outage map showed an unplanned outage near the airport. According to flight tracking tool FlightAware, there were 96 flights delayed and 6 canceled as of 10 a.m. That increased to 258 delays by 11 a.m., and is up to 474 delays as of 1:30 p.m. The airport said travelers should check with their airlines for information about the status of their flight, even after the power was restored.