Fuel Burn – CFM LEAP vs Pratt & Whitney GTF

Here's an update through 3Q21 on the fuel burn numbers

Here's an update through 3Q21 on the fuel burn numbers

ULCCs are growing across the board,

How feasible is the improvement from today's 74 seat miles per gallon to 105 for the combined large ULCC by 2025?

How are the aircraft doing that use these state of art engines?

Delta has long been the US airline that flies the wings off its aircraft - they do not chase the new models at entry into service.
Yesterday, given this quiet time of the year, we shared some data on the state of fuel burn among US airlines' single-aisle aircraft.