Cheyenne Regional Jerry Olson Field (CYS) delays & on-time performance
Cheyenne, Wyoming · 1 nonstop destinations · 1 airlines · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at CYS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
On-time arrivals
85%
arrived < 15 min late
Cancelled
1.1%
8 flights
Avg arrival delay
15 min
92 min when late
Departed on time
85%
avg taxi-out 21 min
Figures cover 730 departures from CYS; on-time is measured at arrival. Arrivals into CYS were on time 78% of the time.
Key facts
- Flights departing Cheyenne Regional Jerry Olson Field (CYS) arrived on time 85% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.1% were cancelled, and 6% arrived an hour or more late.
- Departures scheduled around 5am did best (90% on time); around 6am did worst (84%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (39%).
Most delayed routes from CYS
Lowest on-time arrival rates among regularly flown routes.
- DEN · Denver85%730 flts
Most reliable routes from CYS
Highest on-time arrival rates among regularly flown routes.
- DEN · Denver85%730 flts
Best airline at CYS
Departures from this airport, ranked by on-time arrival.
| Airline | On time | Cancelled | Avg delay | Routes | Flights |
|---|---|---|---|---|---|
| SkyWest Airlines | 85% | 1.1% | 15 min | 1 | 730 |
Best time to fly out of CYS
On-time arrival rate by scheduled departure hour (local time).
- 5am90%72 flts
- 6am84%291 flts
- 1pm85%281 flts
- 2pm85%82 flts
Monthly trend
Why departures were late
- Airline (crew, maintenance, cleaning, fueling)39%
- Late-arriving aircraft36%
- Air traffic control & airport congestion15%
- Extreme weather10%
- Security0%
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. How we calculate this.