Lufthansa Is Suing a Passenger for Missing a Flight
finance.yahoo.com
finance.yahoo.com
If so, no reason they shouldn't be the ones eating the cost when the customer calls their bluff.
This is exactly what happened with trains. High volume routes saw a lot of competition and were very cheap and local routes were very expensive. So I can often fly Denver to London cheaper than Denver to Durango, CO.
There's more parallels around regulating trains and how the train companies were eventually bankrupted and taken over, with the inverse happening around when Southwest was new.
If airline pricing made sense this wouldn't be a problem.