BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
AIRLINE × ROUTE REPORT
ORD→STL

SkyWest Airlines Chicago, IL (ORD) to St. Louis, MO (STL) reliability

Among 834 scheduled SkyWest Airlines flights from ORD to STL, 65.0% arrived on time, 21.9% arrived at least 30 minutes late, and 4.2% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Marketing carrier: SkyWest Airlines (OO) · Updated September 16, 2026

HISTORICAL ROUTE SIGNALHigher disruption
65.0%arrived on time
21.9%30+ min late
4.2%cancelled
834scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
30+ minutes late21.9%
60+ minutes late13.4%
Cancelled4.2%
Average arrival+17.8 mincompleted flights

What did SkyWest Airlines ORD to STL record?

SkyWest Airlines completed 95.3% of its scheduled reportable ORD to STL flights in the observation window. 65.0% of all scheduled flights arrived less than 15 minutes late, while 13.4% arrived at least an hour late.

What were SkyWest Airlines ORD to STL disruption rates?

For SkyWest Airlines ORD-to-STL flights, 21.9% arrived at least 30 minutes late, 4.2% were cancelled, and 0.5% were diverted.

Compare all airlines on this route

What was the SkyWest Airlines ORD to STL scheduled cohort?

The SkyWest Airlines ORD-to-STL cohort contained 834 scheduled flights; 795 completed, 35 were cancelled, and 4 were diverted.

Not a prediction.

This is a descriptive historical rate. Schedule changes, seasonal operations and current conditions may differ.