Delta operates the second-largest fleet of Boeing 757-300s in service along with the largest fleet of 757-200s.
The US is so dominant for the 757 that the top 20 airports are all in the country.
When the route launched, Delta scheduled the smaller variant – the A220-100 – while ... According to ch-aviation, Delta operates 57 examples, which have an average age of 22.2 years.