Use modern IT to implement dynamic codesharing, providing an interline journey following an optimized flight plan, rather than a static agreement.

SAS should encourage the last lounge guests to take leftover food, minimizing waste and promoting sustainability in their lounges.

Even if you have a few seats in business. The planes will be filled as usual while providing better service with almost no additional carbon footprint.

I would like to see when booking every flights average flight booking. I prefer to support and book flights that are as fully booked as possible to minimize my footprint.

Possibility to add transportation ticket to airport when buying a ticket from the Scandinavia's big cities. For example airport express train or flybus.

More level points to trips that are more sustainable and have less legs and layovers to promote more direct travel.