Helios Airways Flight 522

What happens when a single switch left in the wrong position turns a routine flight into one of aviation's most haunting tragedies? Join Alice and Zach as they explore the mysterious case of a Boeing 737 that continued flying on autopilot through the clear Mediterranean sky while something invisible and deadly was happening inside. Discover the cascade of small errors and misunderstandings that led to this unique disaster, and learn about the aviation safety changes implemented in its aftermath. Buckle up for one of the eeriest aviation mysteries in recent history.

Sources: 

Mayday: Air Disaster documentary series, Season 4, Episode 10 

Out of Oxygen! The Tragic Story of Helios Airways Flight 522 by Mentour Pilot

Official accident investigation report

Find FINAL BOARDING CALL online: 

Website: finalboardingcallpodcast.com 

Instagram: @FinalBoardingCallPod 

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Credits: 

Final Boarding Call is hosted by Alice Stern and Zach Stemas, researched and written by Alice Stern, produced and edited by Alice Stern and Zach Stemas.