The Airport Service (http://services.faa.gov/docs/services/airport/ ) serves airport status and delay information from the Air Traffic Control System Command Center (ATCSCC) as displayed on http://fly.faa.gov/.
http://services.faa.gov/docs/tutorial/ , http://services.faa.gov/docs/basics/
The Airport Service is a RESTful service and is of the form:
Where XXX is the 3 digit airport code i.e. JFK, SFO, RDU