United Airlines | St. Louis to Chicago
Operated by United Airlines with 57% on-time rate. Check schedules, fares & cabin info to book your perfect journey!
St. Louis (STL) to Chicago (ORD)
On-time performance data for flight UA4559
Based on UA4559 flight history for Last 30 Days. On-time rate: Punctuality 48%, average delay: Late on average 1 hour13 minutes.
Upcoming schedule for flight UA4559
Available cabin classes for flight UA4559
UA4559
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