Originally Posted by Qotsaautopilot

You are absolutely right and the narrow body fleet at united and Delta have the exact same issue even with calendar day average (Delta does have 5:15 average). The optimizer builds right up to the rig. The huge difference between calendar day and duty period average is when you have a trip that spans 4 calendar days with only 3 duty periods. I know you know this but it’s worth mentioning.

Right now with our 4.5 average most 4 days are 28hrs. Those all would become 20hrs under the new average. It’s an improvement.