Community Detection in Airline Networks: An Empirical Analysis of American vs. Southwest Airlines

Table 1

Community analysis of the AAL network.

AAL	Key airports	Core Community		Size	Degree	Internal edges	external edges
	LAX, PHX	√	0.84	24	492	178	136
	CLT,PHL	√	0.72	7	147	21	105
	DFW		0.63	7	121	19	83
	MIA		0.54	4	49	6	37
	ORD	√	0.79	10	209	44	121