The Boeing 737-300 had 2,825 flights at Hobby and 317 flights at Bush Intercontinental in 2015. The Boeing 737-700 had 5,779 flights at Bush Intercontinental.
A Southwest Airlines Boeing 737-700 (background) lands while Southwest Airline's Lone Star One, a Boeing 737-300, taxis to the gate Wednesday, Jan. 20, 2010, at the Tampa International Airport in Tampa, Fla.
02:52 Fighter Jets Scrambled to Escort Passenger Flight From L.A. to Honolulu47
01:18 The Latest: Passengers say man acted oddly before takeoff20
22:45 Military jets scramble to escort Honolulu-bound American Airlines flight after cockpit incident26
18:40 Southwest adds flight from Hobby to Mexico City, takes jab at Bush airport18