In 2013, over 3 billion passengers took to the skies. As airlines aim to make flying as simple as taking the train, could everything people would normally associate with air travel – endless queues, bad food, cramped, uncomfortable seats – be about to change for the better?

From the lack of legroom, to irritating reclining seats – the misery of airline travel in economy-class is endless. As the amount of inflight personal space shrinks to cram more people onto planes, the biggest battle in the sky is where two seats meet. The Paperclip Armrest aims to provide a solution to the misery of ‘elbow wars’.

As city streets become cluttered with advertising, brands are now experimenting in the sky instead. But as drones are often associated with shady surveillance and the sky is still considered to be a sacred place, what’s the etiquette for planting messages in the air?

Spending on luxury travel hit a $460 billion high in 2014. As more people desire a slice of the high life, will Skytime Jets’ pay-as-you-go private jet hire be a hit? Is elite air travel set to become more accessible than ever? And how are such schemes shaping the future of luxury travel?