Qualla: Helios Airways Flight 522

Helios Airways Flight 522: Introduction

Sun, 14 Jun 2026 00:00:00 GMT

Photo credit Turkmenistan.airlines.frontview.arp.jpg: elfuser derivative work: Elfuser (talk), Public domain. On the morning of 14 August 2005, a Boeing 737 named Olympia lifted off from Larnaca, Cyprus, carrying 121 people toward Prague by way of Athens. Among them were 22 children. Within minutes a warning horn sounded that the crew misread, and within the hour everyone aboard had slipped into unconsciousness as the cabin quietly lost its air. The aircraft climbed to its cruising altitude and flew on, holding its course on autopilot, a ghost flight crossing the Aegean with no one awake to guide it. It is the deadliest aviation accident in Greek history, and the people aboard deserve to be remembered as more than a number.

Image: Turkmenistan.airlines.frontview.arp.jpg: elfuser derivative work: Elfuser (talk) | Public domain

Helios Airways Flight 522: The People Aboard

Sun, 14 Jun 2026 00:00:00 GMT

Photo credit Turkmenistan.airlines.frontview.arp.jpg: elfuser derivative work: Elfuser (talk), Public domain. Flight 522 was a holiday flight, the kind families take in August. Of the 121 lost, 103 passengers were Cypriot nationals, 12 were Greek, and 4 were Australian, alongside a crew drawn from Cyprus and Germany; the passengers included 93 adults and 22 children. The captain, a veter...

Image: Turkmenistan.airlines.frontview.arp.jpg: elfuser derivative work: Elfuser (talk) | Public domain

Helios Airways Flight 522: The Switch and the Silence

Sun, 14 Jun 2026 00:00:00 GMT

Photo credit Turkmenistan.airlines.frontview.arp.jpg: elfuser derivative work: Elfuser (talk), Public domain. The cause, when investigators traced it, was devastatingly small. Before the flight, a ground engineer had set the cabin pressurization system to manual to run a test, and most likely never returned it to auto. During their checks, the crew did not catch it. As the 737 climbed, t...

Image: Turkmenistan.airlines.frontview.arp.jpg: elfuser derivative work: Elfuser (talk) | Public domain

Helios Airways Flight 522: The Man Who Tried

Sun, 14 Jun 2026 00:00:00 GMT

Photo credit Turkmenistan.airlines.frontview.arp.jpg: elfuser derivative work: Elfuser (talk), Public domain. One person stayed awake. Andreas Prodromou, a flight attendant who held a UK commercial pilot's licence, reached the cockpit using a portable oxygen supply that lasted far longer than the passengers' twelve-minute masks. When Greek F-16s intercepted the drifting jet near Athens, ...

Image: Turkmenistan.airlines.frontview.arp.jpg: elfuser derivative work: Elfuser (talk) | Public domain

Helios Airways Flight 522: What Was Left Behind

Sun, 14 Jun 2026 00:00:00 GMT

Photo credit Turkmenistan.airlines.frontview.arp.jpg: elfuser derivative work: Elfuser (talk), Public domain. The aftermath stretched across years and two countries. Helios Airways was shut down by the Cypriot government the following year, and lawsuits followed against the airline and Boeing. Courts in Cyprus and Greece tried, acquitted, and retried various defendants in a legal saga th...

Image: Turkmenistan.airlines.frontview.arp.jpg: elfuser derivative work: Elfuser (talk) | Public domain