Originally Posted by slowplay

Where do you come up with this? The last of 88 717's won't even be delivered to Delta for 3 years. They are not planned as short term aircraft here. As to the other airframes, there's 85 737-900 and MD-90 coming in the next 3 years, with an additional 70 737-900 on order and option during the3 years after that. Extension plans are made about 1 year out (heavy maintenance scheduling).