S&P Global Ratings Upgrades Chicago Midway International Airport Revenue Bond Ratings to ‘A’ From ‘A-” Touting Strong Passenger Recovery Chicago, IL, 2023-Feb-09 — /Travel PR News/ — Mayor Lori E. Lightfoot announced, today (02/06/2023), Standard & Poor’s (S&P) Global Ratings has upgraded Chicago Midway Airport (MDW) revenue bonds to ‘A’ from ‘A-’ and rated its… Read the full press release