Originally Posted by
newyorkgeorge
LGA is a co terminal I believe to JFK so it would carry status of hub with JFK (unless something's recently changed). DCA is a hub albeit a good portion of it is Eagle although there seems to be some 319 flights to non hubs.
DCA has plenty of mainline:
BOS, ORD, DFW, MIA, LAX, PHX, LAS, the majority of CLT, some LGA, MCO, some PHL, some JFK, RSW, TPA, PBI, some JFK, some IND, etc.