Dynamic seating - people with checked in baggage should be placed towards the rear of the plane as they are more likely to have to wait anyway on arrival at destination.

Stop tankering on flights, lighter aircraft less fuel burnt and on shorter flights possibility to save deicing.

Abolish Plus and have just one class on domestic flights like back in the day. Use free placements onboard.

In Plus and Business on long haul - hand out amenity kits by request instead of placing them on all seats.

Allow free rebooking on the day of departure to a shorter route or a route with less stops when available, even in low booking classes and without status.

Develop solar-powered aircraft with energy storage systems to enable fully renewable, zero-emission long-haul flights within the next decade.