No delays reported for OO 3940 (COS → SLC) as of 6:45 PM ET. It arrived on time 90.2% of the time in June-August 2026. When it was late, the average delay was 1h 43m. None were cancelled. Right now there are no reported delays at COS, SLC.
Looks on time
Next leg COS → SLC, scheduled 8:10 AM local time. No delays at COS right now, and it usually runs on time. Weather at COS (40°F, overcast, wind 8 kt) could slow departures.
Cancellation risk: Medium 0% of its flights were cancelled in June-August 2026; rough weather at COS.
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 |
|---|---|---|
| COS → SLC Colorado Springs, CO to Salt Lake City, UT | 8:10 AM → 10:10 AM | 90% |
Local times. Schedules change; check your booking.
How reliable is OO 3940?
| Arrived on time (within 15 min) | 90.2% |
| Average delay when late | 103 min |
| Cancelled | 0% |
| Diverted | 0% |
| Flights tracked | 92 |
Best and worst days to fly OO 3940
OO 3940 was most reliable on Mondays (100% on time) and least reliable on Sundays (77%).
| Monday | |
| Tuesday | |
| Wednesday | |
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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 COS → SLC
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 3940 delayed today?
Right now there are no reported delays at COS, SLC. Checked 6:45 PM ET. For this flight's gate and exact status, check the SkyWest app.
Is OO 3940 usually on time?
OO 3940 arrived within 15 minutes of schedule 90.2% of the time in June-August 2026, with an average delay of 103 minutes when late.
How often is OO 3940 cancelled?
0% of OO 3940 flights were cancelled in June-August 2026.