It has a record of serving domestic traffic to and from Warsaw.
Today, just eight major airlines control well over 90 percent of all domestic traffic.
China's domestic traffic is five times that of India despite having a population just 10% larger.
In American airports with primarily domestic traffic, the situation was the opposite.
More than half its revenue now comes from crossborder or domestic American traffic.
At United, for example, international and domestic traffic were both about 14 percent lower in May than they had been a year earlier.
The new airport opened to domestic and international traffic on 7 July 1960.
As a result, Kennedy relies far less than others on domestic traffic.
On a Saturday morning the mixture of domestic and industrial traffic was catastrophic.
Six companies now control about 90 percent of domestic traffic.