Flights from Las Vegas (LAS) to Chicago (ORD) Origin Airport. Harry Reid Intl. Destination Airport. O’Hare Intl. Airlines Serving. Alaska Airlines, American Airlines, Delta, Frontier Airlines, JetBlue Airways, Spirit Airlines, Sun Country Airlines, United. Flight Price. $62.
https://www.expedia.com/lp/flights/las/ord/las-vegas-to-chicago