-In the Air: Southwest continues to use HEPA filters (which remove 99.97 percent of airborne particles, just like in a hospital setting) to purify recirculated cabin air while also introducing fresh ...

On July 10, 2025, Southwest Airlines Flight WN4563, a Boeing 737‑8H4, departed from Las Vegas (LAS) bound for Santa Barbara ...

UL Standards & Engagement, part of a safety-science company once known as Underwriters Laboratories, said it based its findings on data from 35 passenger and cargo airlines, including nine of the ...

Southwest Airlines announced it has partnered with the Stanford University School of Medicine to review the carrier's health and safety protocols during the ongoing coronavirus outbreak.