Route
ASE → ORD
Aspen-Pitkin County Airport (Sardy Field) Chicago O'Hare International Airport
How punctual is this route?
- On-time arrivals
- 63.3%
- Less than 15 minutes late
- Cancelled
- 5.9%
- Of scheduled flights
- Average delay when late
- 105 min
- Flights arriving 15+ minutes late
- Flights tracked
- 1,179
- Scheduled flights in the period
What caused the delays
- Extreme weather 34%
- Late-arriving aircraft 24%
- Air traffic control & airport 22%
- Airline (crew, maintenance, cleaning) 20%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 75.6% | 90 |
| October 2025 | 69.8% | 56 |
| December 2025 | 49.5% | 112 |
| January 2026 | 58.3% | 146 |
| February 2026 | 59.7% | 161 |
| March 2026 | 65.9% | 204 |
| April 2026 | 60.3% | 60 |
| May 2026 | 80.0% | 20 |
| June 2026 | 70.4% | 85 |
| July 2026 | 68.4% | 124 |
| August 2026 | 58.8% | 121 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| SkyWest Airlines | 1,179 | 63.3% | 5.9% | 105 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
OO5956
32% late · 280 flights
-
OO4669
28% late · 223 flights
-
OO5969
41% late · 98 flights
-
OO6502
51% late · 98 flights
-
OO4891
49% late · 83 flights
-
OO5347
33% late · 77 flights
-
OO6225
18% late · 71 flights
-
OO6206
55% late · 48 flights
-
OO6386
37% late · 48 flights
-
OO5496
17% late · 37 flights
-
OO4947
36% late · 33 flights
-
OO4914
52% late · 27 flights
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