According to the report, when it comes to departures, Midway finished 28 -- which is next to last -- on timeliness compared to other airports; O'Hare was 27th. Newark came in last at 29 th and Seattle, Tacoma came had the best departure time.
Arrivals are mixed: Midway took sixth at being on time, but O'Hare was at the bottom again- at 24 th.
Seattle Tacoma had the most timely departures, and Salt Lake City had the most timely arrivals.
Newark was last in both arrivals and departures.