Smoking in Illinois's Airports 

Major Airports

Abraham Lincoln Capital Airport (SPI)

Chicago Midway International Airport (MDW) 

Chicago O'Hare International Airport (ORD)

Chicago Rockford International Airport (CHR)

Quad City International Airport (MLI)

Note:

The Smoke-free Illinois Act prohibits smoking in virtually all public places and workplaces, including offices, theaters, museums, libraries, educational institutions, schools, commercial establishments, enclosed shopping centers and retail stores, restaurants, bars, private clubs and gaming facilities.