Ideas

Offer rebate to business class passengers for not using the full luggage quota.

Let it be easy to take steps when buying bio-fuel.

Make a “code-share” cooperation with train providers, to allow for booking a ticket from A to B with combined train-plane modality and same benefits as connecting flight

For hand wash tissues, hand out from a larger container instead of singles wrapped in plastic.

Ensure correct recycling of plastics by unwrapping meals and plastic protected crisp breads before handing to the customer.

Be awarded with points or higher status level when choosing a more eco friendly flight ticket

Discount on available seats if booked 5 hours before departure to fill up empty seats

Offer Eurobonus points to passengers who order vegetarian/vegan food in advance

Use AI to make boarding faster, and reduce the amount of luggage that the passengers can bring on the plane😊

And give more SAS bonus points to travelers who book with biofuel. Incentives!