Therefore, their lifespan is reliant on what is already in airlines’ fleets. The pandemic accelerated the double-decker’s demise, with carriers like Air France permanently grounding its 10 ...

could revolutionize the in-flight experience as airlines encourage people to travel again,” reads a press release for the concept. According to Zephyr, these double-decker seats can be installed ...

That's pretty much the business model of ultra-low-cost carriers like Spirit Airlines and Ryanair. However, perhaps the biggest obstacle in the way of double-decker aircraft seats is the flying ...

But if airlines decide to try double-decker or standing seats, those setups will have to stand up to, and meet, stringent (if old) FAA standards, like this bit from that emergency landing dynamic ...

Comfort and cabin capacity When would-be passengers wince at the potential claustrophobia and critics suggest the design is all about airlines ... by having a double decker, you optimize the ...