Every Flight Is Full of Errors. None of Them Reach You.

The small error you'll never catch alone, a second set of eyes catches in seconds. Why pilots cross-check everything out loud — and you should too.

Every Flight Is Full of Errors. None of Them Reach You.
A dusk Airbus A320 flight deck seen from the centre, both glass-cockpit display banks glowing and the overhead panel lit, the apron visible through the windscreen. Torn-paper magazine-cutout strips overlay the photo: 'EVERY FLIGHT IS FULL OF ERRORS' arched across the top, 'CROSS-CHECK' in the centre, and a bottom strip reading 'NONE OF THEM REACH YOU.'

💭 Almost no commercial flight is free of crew error.

Audits that put trained observers in the cockpit find at least one mistake on around 80% of flights, and almost none that are perfectly clean. Most are tiny: a mis-keyed waypoint, a missed call, flight parameters a little off. They never reach you because a second person is watching.

That second look has a name: the cross-check.

How the cockpit traps a mistake

✈️ Pilots don't try to be perfect. We rely on a system that assumes we aren't.

In the cockpit, the word "checked" is said hundreds of times a day. Flaps set — checked. Heading 270 — checked. Altimeter setting:

  • Pilot Flying: "Set QNH 1017."
  • Pilot Monitoring: "QNH 1017 set, cross-checked, passing 9800ft… Now!"
  • Pilot Flying: "Checked!"

Humans are unreliable by nature, especially tired humans at the end of a long day. Cross-checking is not surveillance; it is the mechanical application of humility.

Build cross-checks into what matters

🎯 Your day is full of moments that deserve a second look.

The passport on the counter before you leave. The amount on the transfer before you hit send. The child's medicine dose before you pour it. Each is a simple thing done once, without a glance.

A second look, from someone else or from you a minute later, catches almost all of it.

☝🏼 Build cross-checks into the moments that matter. It will only cost you two seconds and it will spare you from the exhausting minutes or hours you were going to spend fixing a mistake.