No delays reported for OO 5021 (ORD→SUX, SUX→DEN) as of 6:47 PM ET. It arrived on time 55.3% of the time in June-August 2026. When it was late, the average delay was 1h 27m. 4.7% of flights were cancelled. Right now there are no reported delays at ORD, SUX, DEN.
Looks on time
Leg 1 of 2 (ORD → SUX): Should be in the air from ORD, scheduled to land at SUX at 5:53 PM local time.
Cancellation risk: Medium 4.7% 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.
Before you fly
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Route and schedule
| Leg | Scheduled | On time |
|---|---|---|
| ORD → SUX Chicago, IL to Sioux City, IA | 3:59 PM → 5:53 PM | 59% |
| SUX → DEN Sioux City, IA to Denver, CO | 6:35 PM → 7:29 PM | 46% |
Local times. Schedules change; check your booking.
How reliable is OO 5021?
| Arrived on time (within 15 min) | 55.3% |
| Average delay when late | 87 min |
| Cancelled | 4.7% |
| Diverted | 0% |
| Flights tracked | 129 |
Best and worst days to fly OO 5021
OO 5021 was most reliable on Tuesdays (77% on time) and least reliable on Saturdays (31%).
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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.
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 5021 delayed today?
Right now there are no reported delays at ORD, SUX, DEN. Checked 6:47 PM ET. For this flight's gate and exact status, check the SkyWest app.
Is OO 5021 usually on time?
OO 5021 arrived within 15 minutes of schedule 55.3% of the time in June-August 2026, with an average delay of 87 minutes when late.
How often is OO 5021 cancelled?
4.7% of OO 5021 flights were cancelled in June-August 2026.