Iata	Icao	Name	First visit	Flights
1.	PDX	KPDX	Portland International Airport Portland, United States	1989-01-1414 Jan 1989	10
2.	DFW	KDFW	Dallas Fort Worth International Airport Dallas-Fort Worth, United States	1989-05-077 May 1989	8
3.	DCA	KDCA	Ronald Reagan Washington National Airport Washington, United States	1989-05-077 May 1989	4
4.	ORD	KORD	Chicago O'Hare International Airport Chicago, United States	1989-01-1414 Jan 1989	2
5.	SMF	KSMF	Sacramento International Airport Sacramento, United States	1989-04-2222 Apr 1989	2
6.	LAX	KLAX	Los Angeles International Airport Los Angeles, United States	1989-06-077 Jun 1989	2