Delta operates the second-largest fleet of Boeing 757-300s in service along with the largest fleet of 757-200s.
Icelandair has received its first-ever Airbus aircraft ... signed before the Alaska Airlines 737 Max blowout in January. The 757 has been the backbone of Icelandair's operation since 1990 ...
The US is so dominant for the 757 that the top 20 airports are all in the country.