No delays reported for OO 5140 (ORD → CMX) as of 6:46 PM ET. It arrived on time 60.5% of the time in June-August 2026. When it was late, the average delay was 1h 20m. 12% of flights were cancelled. Right now there are no reported delays at ORD, CMX.
High cancellation risk
Next leg ORD → CMX, scheduled 9:45 PM local time. No delays at ORD right now. Line up a backup option.
12% of its flights were cancelled in June-August 2026.
Estimate from the schedule, live position and airport conditions, if this flight operates today. Check SkyWest for official times.
Book a backup seat ORD → CMXThis flight is cancelled often; a refundable backup costs little
What to do now
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| ORD → CMX Chicago, IL to Hancock/Houghton, MI | 9:45 PM → 12:30 AM | 60% |
Local times. Schedules change; check your booking.
How reliable is OO 5140?
| Arrived on time (within 15 min) | 60.5% |
| Average delay when late | 80 min |
| Cancelled | 12% |
| Diverted | 0% |
| Flights tracked | 92 |
Best and worst days to fly OO 5140
OO 5140 was most reliable on Mondays (91% on time) and least reliable on Wednesdays (45%).
| Monday | |
| Tuesday | |
| Wednesday | |
| Thursday | |
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Why it runs late
| Late-arriving plane | |
| Airline (crew, maintenance) | |
| Air traffic system | |
| Extreme weather |
Share of delay minutes by cause, as reported by SkyWest to the Department of Transportation.
Other flights ORD → CMX
All flights on this route, ranked
Live status at its airports
We show airport-wide airport status, not this flight's gate or live position. For that, check the SkyWest app.
About this data
On-time history: U.S. Bureau of Transportation Statistics, Reporting Carrier On-Time Performance, June-August 2026. Live conditions: live airport status. "On time" means arriving within 15 minutes of schedule.
Common questions
Is OO 5140 delayed today?
Right now there are no reported delays at ORD, CMX. Checked 6:46 PM ET. For this flight's gate and exact status, check the SkyWest app.
Is OO 5140 usually on time?
OO 5140 arrived within 15 minutes of schedule 60.5% of the time in June-August 2026, with an average delay of 80 minutes when late.
How often is OO 5140 cancelled?
12% of OO 5140 flights were cancelled in June-August 2026.