Pilot explains the reason plane windows have tiny holes | Weird | News
A pilot explained why airplane windows have tiny holes (bottom) (Image: BongkarnThanyakij via Getty Images)
As spring transitions to summer, countless holidaymakers will be planning their getaways around the world. Passengers can choose to look through the plane’s windows after settling into their aircraft seat. When they do this, they may see small holes in the glass.
Now a pilot has revealed the purpose of these holes. Since airplane windows are made of three separate layers rather than a single panel, the holes play a crucial role in regulating the pressure inside the aircraft.
These three layers, along with holes in the middle layer, help ensure that the aircraft remains safe for passengers during flight. These are called ‘vent holes’ or ‘bleed holes’. reports the mirror.
Speaking on YouTube, a user known as Mentour Pilot explained that the vents are positioned in the middle of the three window layers, according to UniLad.
READ MORE: UK airlines given green light to ‘cancel’ some 2026 flights
READ MORE: Airlines make major aircraft changes as 13,000 flights are canceled in May
The holes are there for important reasons (stock) (Image: Getty)
He explained that the outermost of the three layers, closest to the elements, is designed to “handle impact and pressure difference.” However, there is an air gap between this layer and the middle layer.
These bleed holes help regulate pressure across the three layers and prevent forces from building up. He noted: “Otherwise the differences in pressure and temperature would cause forces to build up between the layers and try to bend them inwards or outwards.
“This small hole was placed there to allow air to flow slowly and alleviate the potential pressure difference.” However, upon closer examination, it appears that the layer closest to the passengers does not have this hole, and as the pilot explained, this layer is specifically designed to allow air circulation around it.
Other aircrew shared their secrets (stock) (Image: Getty)
The pilot also revealed that another reason airplane windows have holes is to minimize the possibility of moisture accumulating between the panes.
He said: “This makes it harder for moisture to get trapped between the layers and start fogging up your window.”
This pilot isn’t the only aviation professional shedding light on the traditions and secrets of modern air travel; many flight attendants also lift the lid on why certain procedures are carried out, including why they greet passengers as they board the plane.
One flight attendant explained that welcoming gestures are much more than just politeness.
Flight attendant Ms. Miva explained on TikTok that greeting passengers is also an opportunity to assess their well-being as they arrive on the plane and also conduct a safety assessment before the plane takes off.
He explained: “Did you know that your flight attendant greets you not only as a courtesy, but also to check if you are too drunk or sick to fly?”
