Airlines can't raise the prices of tickets sold months ago. There is still financial reason to hedge.
"All the airlines cancelling flights and adding extra charges amid jet fuel crisis"
https://www.independent.co.uk/travel/news-and-advice/jet-fue...
The trick is to sell tickets based on the cost at time of sale, and just cancel flights when it's convenient.
"All the airlines cancelling flights and adding extra charges amid jet fuel crisis"
https://www.independent.co.uk/travel/news-and-advice/jet-fue...