For Chicago-Anchorage flights, you can use Chicago Nas Airport, Chicago Rockford Intl. Airport, DuPage Airport, Gary International Airport, Merrill C Meigs Airport, Chicago Midway Intl. Airport, O'Hare Intl. Airport, Chicago Executive - Palwaukee Municipal Airport as departure airport, and Ted Stevens Anchorage Intl. Airport, Bryant Army Airport, Elmendorf Airport, Merrill Field Airport for arrival.