Flight Status

Summary: On October 26th, 2021, Frontier Airlines flight 521 skidded off the runway at Denver International Airport, resulting in injuries to passengers and crew members. This article will examine the events leading up to the incident, the response of emergency services, the investigation into the cause, the impact on passengers, and the steps taken by Frontier Airlines to prevent similar incidents in the future.

1. Flight 521 Incident

Flight 521 was scheduled to depart from Denver International Airport at 4:15 pm local time on October 26th, 2021. The Airbus A320 was carrying 175 passengers and six crew members. During takeoff, the aircraft began to slide sideways on the runway, and the pilots made the decision to abort the takeoff. The plane skidded off the runway, causing the landing gear to collapse and the left engine to catch fire.

Passengers quickly evacuated the plane and were bused back to the terminal. Thirteen people were injured during the incident, and three were taken to the hospital with injuries. The remaining passengers received treatment for minor injuries and were released.

The incident resulted in significant damage to the aircraft, and the runway was closed for several hours as crews worked to remove the wreckage and investigate the cause of the incident.

2. Response and Investigation

Emergency services responded to the scene quickly, and passengers were evacuated within minutes of the incident. Passengers and crew members praised the professionalism of the flight attendants and the quick response of emergency services. The National Transportation Safety Board (NTSB) launched an investigation into the cause of the incident, and several factors are being examined.

One possible factor is weather conditions at the time of the incident. Denver International Airport experienced snow and ice earlier in the day, and conditions on the runway may have contributed to the incident. Other factors being examined include mechanical issues with the aircraft and pilot error.

The investigation is ongoing, and the NTSB will release a final report once its investigation is complete.

3. Impact on Passengers

The incident was a traumatic experience for passengers on Flight 521. Many passengers reported feeling scared and unsure of what was happening during the incident. After the evacuation, passengers were left stranded at Denver International Airport, as the airport dealt with the aftermath of the incident. Frontier Airlines provided accommodations for passengers affected by the incident.

Several passengers reported injuries during the incident, with some requiring hospitalization. The injuries sustained ranged from minor to more severe, and the incident could have been much worse if not for the quick response of emergency services and crew members.

Passengers and their families may experience long-term effects from the incident, including anxiety and post-traumatic stress disorder (PTSD).

4. Frontier Airlines Response

Frontier Airlines responded quickly to the incident and worked to assist passengers affected by the incident. The airline released a statement expressing sympathy for those who were injured and thanking emergency services for their quick response.

The airline is cooperating with the NTSB investigation and has launched its investigation into the cause of the incident. Frontier Airlines has also implemented measures to prevent similar incidents in the future, including reviewing its training procedures, maintenance practices, and emergency response plans.

Frontier Airlines has faced criticism in the past for its safety record, but the airline is taking steps to address these concerns and improve its safety practices.


The incident involving Frontier Airlines Flight 521 was a traumatic experience for passengers, crews, and emergency services. While the investigation into the cause of the incident is ongoing, it is clear that the quick response of emergency services and the professionalism of the crew members helped to prevent more severe injuries and loss of life.

Frontier Airlines has taken steps to address safety concerns and prevent similar incidents in the future. However, passengers and their families may continue to experience the long-term effects of the incident, highlighting the importance of robust safety measures and support for those affected by airline incidents.

As the NTSB investigation continues, it is essential that the airline industry continues to prioritize safety and works to improve its practices to prevent incidents like Flight 521 from occurring in the future.

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