ORD to COS flight delays & on-time performance
Nonstop flights from Chicago O'Hare International Airport to City of Colorado Springs Municipal Airport · 911 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at ORD or COS right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Chicago (ORD) to Colorado Springs (COS) arrived on time 72% of the time in Aug 2025 – Jul 2026, worse than the 78% national average.
- 2.3% were cancelled, and 11% arrived an hour or more late.
- United Airlines was the most punctual airline here (81% on time); SkyWest Airlines was the least (69%).
- Departures scheduled around 8am did best (78% on time); around 10am did worst (64%).
- Wednesday was the most reliable day to fly (78% on time) and Friday the least (60%).
- The largest source of delay minutes was airline (crew, maintenance, cleaning, fueling) (39%).
Which airline is most on time from ORD to COS?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| United Airlines | 81% | 1.1% | 11 min | 5.1% | 179 |
| SkyWest AirlinesRegional airline operating flights for United Express, Delta Connection, American Eagle and Alaska. | 69% | 2.6% | 25 min | 11.8% | 822 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 8am78%127 flights
- 9am77%448 flights
- 10am64%144 flights
- 7pm64%278 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday68%3.5% cancelled
- Tuesday74%1.4% cancelled
- Wednesday78%1.4% cancelled
- Thursday73%0.7% cancelled
- Friday60%2.7% cancelled
- Saturday75%4.2% cancelled
- Sunday73%2.1% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Airline (crew, maintenance, cleaning, fueling)39%
- Late-arriving aircraft26%
- Air traffic control & airport congestion18%
- Extreme weather17%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather87%
- Air traffic control & airport congestion9%
- Airline (crew, maintenance, cleaning, fueling)4%
- Security0%
ORD to COS: common questions
- How often are ORD to COS flights on time?
- 72% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Chicago to Colorado Springs cancelled?
- 2.3% of scheduled flights were cancelled (23 of 1,001).
- How long are typical delays?
- Across all flights the average arrival delay was 22 min (early arrivals count as zero). Flights that were late arrived 74 min behind schedule on average, and 10.6% of flights were an hour or more late.
- How long is taxi time at ORD?
- Flights on this route spent 34 min taxiing from the gate to takeoff on average.
Related routes
Return trip: COS to ORD — 75% on time
More flights from Chicago
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: ORD → COS, nonstop flights by US airlines that report to the DOT. How we calculate this.